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A report of sooty blotch and flyspeck on mango (Mangifera indica L.) caused by Peltaster-like species in Malaysia Crop Prot. (IF 3.036) Pub Date : 2023-05-30 Khai Xin Tham, Jean C. Batzer, Mark L. Gleason, Hafizi Rosli
Fungi in the sooty blotch and flyspeck (SBFS) disease complex appear as pigmented blemishes on plant cuticles and are commonly observed on several fruits, including mango. In Malaysia, SBFS on mango has not been reported previously. However, SBFS symptoms were observed in commercial mango orchards in Perak, resulting in economic losses for sale of fresh fruit. Therefore, morphological, molecular, and
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First report of lisianthus wilt caused by Fusarium oxysporum f. sp. eustomae in Taiwan Crop Prot. (IF 3.036) Pub Date : 2023-05-29 Cheng-Chun Wu, Yuan-Min Shen, Ya-Ching Teng, Wen-Hsin Chung
Lisianthus is one of the most important cut flowers in Taiwan for its export to Japan. In 2020, lisianthus plants showed root rot, stem rot, and wilt symptoms in Changhua County, Taiwan. Based on the morphological characteristics, pathogenicity assays, and phylogenetic analysis, the causal agent was identified as Fusarium oxysporum f. sp. eustomae. Wounds on lisianthus stems were the entry points for
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Chemical profiling of Artemisia herba-alba, Cuminum cyminum, Cinnamomum camphora, and Salvia rosmarinus essential oils and assessment of their insecticidal potential to control the wild cochineal Dactylopius opuntiae (Cockerell) Crop Prot. (IF 3.036) Pub Date : 2023-05-23 Imane Naboulsi, Karim El Fakhouri, Hassan Annaz, Rachid Lamzira, Chaimae Ramdani, M. Bitchagno Gabin Thierry, Rachid Boulamtat, Widad Ben Bakrim, Ismail Mahdi, Aziz Aboulmouhajir, Abdelaziz Yasri, Mustapha El Bouhssini, Jane L. Ward, Mansour Sobeh
The wild cochineal, Dactylopius opuntiae (Hemiptera: Dactylopiidae), has become a serious pest of prickly pear Opuntia ficus-indica L. in the Mediterranean region. The present study investigated the insecticidal activity of four essential oils, namely Cuminum cyminum, Cinnamomum camphora, Artemisia herba-alba, and Salvia rosmarinus against D. opuntiae nymphs and adult females in laboratory and greenhouse
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Integrated effect of insecticide and sex pheromone on the tomato leafminer, Tuta absoluta (Lepidoptera: Gelechiidae) Crop Prot. (IF 3.036) Pub Date : 2023-05-20 Tadele Jabamo, Gashawbeza Ayalew, Muluken Goftishu, Mulatu Wakgari
The tomato leafminer, Tuta absoluta (Meyrick), is currently a major threat to tomato globally. Growers in Ethiopia rely on insecticides to control the pest, which is not sustainable because of the insect's ability to develop resistance fast. The rational use of pesticides is useful to delay pesticide resistance. The integrated effect of sex pheromone and insecticide in the population of the tomato
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Field evaluation of Trichogramma strains collected from Myanmar for biological control of Asian corn borer, Ostrinia furnacalis (Guenée) (Lepidoptera: Crambidae) and sustainable maize production Crop Prot. (IF 3.036) Pub Date : 2023-05-19 Yee Yee Myint, Xiaodan Huang, Shuxiong Bai, Tiantao Zhang, Dirk Babendreier, Kanglai He, Zhenying Wang
Trichogramma (Hymenoptera: Trichogrammatidae) egg parasitoids are successfully used for biological control of Asian corn borer, Ostrinia furnacalis (Guenée) in China. This pest has become increasingly problematic in Myanmar and surrounding countries. To determine the optimal number of releases, release density and select the most effecive parasitoid, two strains of Trichogramma ostriniae (Pang and
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Efficacy of transplant insecticides against black cutworm Agrotis ipsilon (Lepidoptera: Noctuidae) in tobacco Crop Prot. (IF 3.036) Pub Date : 2023-05-19 Pingping Liu, Jingxin Zhang, Huifang Shen, Qiyun Yang, Xiaoming Pu, Dayuan Sun, Baiyi Ge, Birun Lin
The black cutworm, Agrotis ipsilon (Lepidoptera: Noctuidae), is a critical soil pest of tobacco (Nicotiana tabacum) in the early season. Although numerous studies have shown that chemical insecticides through soil-surface or foliar application provide adequate management of black cutworms, relatively little is known about the efficacy of transplant applications. Here, we evaluated the efficacy of insecticide
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Colletotrichum species causing Bletilla striata anthracnose in the Guizhou Province, China Crop Prot. (IF 3.036) Pub Date : 2023-05-13 Yu Liu, Qiuyu Yao, Shuang Liang, Cheng Li, Xiangsheng Chen, Zhong Li
Bletilla striata (Thunb.) Rchb.f. is a traditional Chinese medicinal plant that is widely cultivated in China, planted across more than 10,000 ha in Guizhou. Anthracnose disease was recently observed to be widespread in these plantations of the Guizhou province. This study aimed to identify the causal agents of anthracnose targeting B. striata in the Guizhou Province. Pathogens isolated from symptomatic
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Leaf spot of Lonicera japonica Thunb. (honeysuckle) caused by Alternaria alternata newly reported in China Crop Prot. (IF 3.036) Pub Date : 2023-05-10 Pengjie He, Xiyan Luo, Xiaoyun Wu, Wenyan Cui
Lonicera japonica Thunb. (honeysuckle) is widely cultivated as a medicinal herb in China. In recent years, the crop has been affected by a leaf spot disease in Suiyang, Guizhou, China. Disease symptoms included necrotic spots and wilting on leaves. The pathogen responsible for the disease was successfully isolated from symptomatic leaf tissue and identified. Identification based on morphological characteristics
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Simplified extraction protocol for plant tissues and reverse transcription RPA assay for quick and reliable diagnosis and its application in resistance screening of chilli veinal mottle virus Crop Prot. (IF 3.036) Pub Date : 2023-05-13 Huirem Chandrajini Devi, K. Sarda Devi, Rakesh Sanabam, Neeta Pathaw, Oinam Priyoda Devi, Ng. Taibangnganbi Chanu, Albert Maibam, W. Tampakleima Chanu, Jyotsana Sanasam, Subhra Saikat Roy, Ch. Premabati Devi, A. Ratankumar Singh, Ph. Sobita Devi, Nitika Gupta, Susheel Kumar Sharma
The widespread occurrence and predominant association of chilli veinal mottle virus (ChiVMV) with the valuable chilli landraces of North East Region (NER) of India and associated threat to chilli production necessitated the development of simplified and robust detection procedure. Present study reports a simplified reverse transcription-recombinase polymerase amplification (RT-RPA) method for detection
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Epicoccum sorghinum as leaf spot disease-causing pathogen in ginger (Zingiber officinale Rosc.) in China Crop Prot. (IF 3.036) Pub Date : 2023-05-08 Xiaoyan Yu, Zhihua Li, Rui Han, Weiqian Zhang, Jing Zhang, Weiyue Cao, Yue Ma, Xiangjing Wang, Junwei Zhao, Wensheng Xiang
Ginger is widely cultivated in China, and it is an indispensable spice and condiment in our daily life. In October 2020, ginger plants exhibiting leaf spot symptoms were observed in many agricultural fields in the Shandong province. In this research, the pathogen causing these symptoms was successfully isolated from symptomatic ginger leaves. The fungal isolates were identified as Epicoccum sorghinum
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Non-target potential of neonicotinoid and fungicide seed cane treatments on Solenopsis invicta Crop Prot. (IF 3.036) Pub Date : 2023-05-09 Hannah J. Penn, Paul M. White, Blake E. Wilson, Randy T. Richard
Traditionally, Louisiana sugarcane has been grown vegetatively from whole stalks, but innovations in machinery and rising labor costs have increased interest in billet planting. Billets, short stalk pieces containing several viable eyes, are more susceptible to pathogen exposure and may require fungicide and/or insecticide applications at planting to increase stand potential. Work in other crops indicates
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Plant growth stimulants and defense activators fail to control phony peach disease in mature peach orchards Crop Prot. (IF 3.036) Pub Date : 2023-05-12 Kendall A. Johnson, Chunxian Chen, Clive H. Bock, Phillip M. Brannen
The bacterium Xylella fastidiosa subspecies multiplex causes phony peach disease (PPD), a serious disease of peach in the southeastern United States. The current management strategy for PPD is removal of symptomatic trees, but other management options should be explored. Field efficacy trials with plant growth stimulants and plant defense activators were conducted in orchards of ‘Julyprince’ in 2021
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Monitoring of insecticide resistance for Apolygus lucorum populations in the apple orchard in China Crop Prot. (IF 3.036) Pub Date : 2023-05-08 Xueli Wang, Heng Su, Juan Wang, Guoping Li, Hongqiang Feng, Jinyong Zhang
Apolygus lucorum (Meyer-Dur) (Hemiptera: Miridae) is an important piercing-sucking pest that has been recorded on more than 200 host plants in China. In recent years, its damage to apple trees has become more and more serious, resulting in malformed fruit and even fruit shedding. It is primarily controlled with insecticides. However, the current status of insecticide resistance of A. lucorum in the
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A smart sprayer for weed control in bermudagrass turf based on the herbicide weed control spectrum Crop Prot. (IF 3.036) Pub Date : 2023-05-05 Xiaojun Jin, Patrick E. McCullough, Teng Liu, Deyu Yang, Wenpeng Zhu, Yong Chen, Jialin Yu
Precision application of specific herbicides to susceptible weeds can significantly save herbicide. This is the first study evaluating the performances of precision sprayer for weed control in turf based on the herbicide weed control spectrum in field conditions. The results showed that EfficientNet-v2 and ResNet never fall below 0.992 for discriminating and detecting the grid cells encompassing weeds
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Are innovative cropping systems less dependent on synthetic pesticides to treat Septoria leaf blotch (Zymoseptoria tritici) than conventional systems? Crop Prot. (IF 3.036) Pub Date : 2023-05-04 Davide Bellone, Marie-Hélène Jeuffroy, Michel Bertrand, Marie-Noël Mistou, Corentin Barbu, Elsa Ballini, Muriel Morison-Valantin, Arnaud Gauffreteau, Foteini G. Pashalidou
In recent decades, agriculture has been typified by a reliance on synthetic pesticides, with detrimental effects on human health and the environment. It has therefore become necessary to develop more sustainable pest management strategies. To meet this objective, agricultural practices within innovative cropping systems are designed to reduce synthetic pesticide inputs, while controlling pest and pathogen
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Protectants to ameliorate ozone-induced damage in crops – A possible solution for sustainable agriculture Crop Prot. (IF 3.036) Pub Date : 2023-04-30 Ramesh Poornima, Periyasamy Dhevagi, Ambikapathi Ramya, Evgenios Agathokleous, Raveendra Gnana Keerthi Sahasa, Sundarajayanthan Ramakrishnan
Elevated levels of tropospheric ozone (O3) are phytotoxic, inhibiting plant growth and production, and thus, compromising environmental health and sustainable crop production. It is therefore critical to devise strategies to protect plants from the negative effects of O3. However, the efficacy of different chemical or non-chemical methods to protect plants against O3 toxicities has not been critically
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The effect of subfreezing temperatures on survival of Bemisia tabaci MEAM1 Crop Prot. (IF 3.036) Pub Date : 2023-04-29 William W. Turechek, Gabriel Rennberger, Scott Adkins, Leon Lucas, Felicia Parks, H. Charles Mellinger, Hugh A. Smith
The sweetpotato whitefly Bemisia tabaci is a destructive pest on a wide variety of agricultural crops. Whiteflies are managed largely through the use of insecticides, but B. tabaci has developed tolerance or resistance to a broad range of active ingredients. Identifying events where insecticide applications could be delayed or eliminated may mitigate insecticide resistance. One such event is cold weather
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Efficacy of ethanolic seed extracts of Annona spp. against Aphis glycines Crop Prot. (IF 3.036) Pub Date : 2023-04-29 Edson Luiz Lopes Baldin, Muriel Cicatti Emanoeli Soares, Alisson da Silva Santana, Thomas Elliot Hunt, Justin McMechan, Ana Maria Vélez Arango, Joe Louis
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Legume re-establishment in northern temperate grasslands following application of aminocyclopyrachlor and aminopyralid Crop Prot. (IF 3.036) Pub Date : 2023-04-25 Edward W. Bork, Amanda J. Miller, Linda M. Hall
Herbicides with residual properties are often used for broadleaf weed control in pastures but can remove desirable legumes such as alfalfa (Medicago sativa L.) and white clover (Trifolium repens L.). Field trials at five sites within central Alberta, Canada were used to assess legume population dynamics during recovery after spraying. Medicago sativa and T. repens populations were monitored for three
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Ten years of Cry1Ac Bt soybean use in Argentina: Historical shifts in the community of target and non-target pest insects Crop Prot. (IF 3.036) Pub Date : 2023-04-28 Paula G. Páez Jerez, Jorge G. Hill, Eliseu J.G. Pereira, Raul A. Alzogaray, M Teresa Vera
Long-term changes in the insect communities in genetically modified (GM) crops expressing target-specific pesticidal proteins can occur and matter for optimized integrated pest management. Using monitoring data of commercial soybean fields from 2012 to 2022, we documented shifts in the abundance of target and non-target insects of the GM Cry1Ac Bacillus thuringiensis (Bt) soybean in two provinces of
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Molecular and biological characterization of lab-induced benzovindiflupyr-resistant mutants of Didymella bryoniae Crop Prot. (IF 3.036) Pub Date : 2023-04-20 Zhiwen Wu, Xuewei Mao, Luoyu Wu, Xiaowei Cai, Chaowei Bi, Mingguo Zhou, Yi-ping Hou
Benzovindiflupyr is a novel succinate dehydrogenase inhibitor fungicide effective against many plant pathogens. However, the resistance risk of Didymella bryoniae to this fungicide is unknown. This study determined the baseline sensitivity of 69 wild D. bryoniae strains to benzovindiflupyr on mycelial growth with half-maximal effective concentrations (EC50) of 0.0021–0.0983 μg/mL with an average of
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Degeneration of cleaned-up, virus-tested sweetpotato seed vines in Tanzania Crop Prot. (IF 3.036) Pub Date : 2023-04-20 Kwame Ogero, Haile Selassie Okuku, Bramwel Wanjala, Margaret McEwan, Conny Almekinders, Jan Kreuze, Paul Struik, René van der Vlugt
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Rapid detection of the pine wood nematode Bursaphelenchus xylophilus using recombinase polymerase amplification combined with CRISPR/Cas12a Crop Prot. (IF 3.036) Pub Date : 2023-04-18 Tingting Dai, Zhenpeng Chen, Yufang Guo, Jianren Ye
The pine wilt disease (PWD) caused by pine wood nematode (PWN), Bursaphelenchus xylophilus, is a destructive forest disease and causes global economic losses. Effective and affordable detection of PWN is critical for the management of this pest. In this study, we developed a rapid diagnostic assay using recombinase polymerase amplification (RPA) combined with the CRISPR/Cas12a system to detect PWN
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Confirmation and chemical control of acetyl-CoA carboxylase- and acetolactate synthase-resistant Japanese foxtail in China Crop Prot. (IF 3.036) Pub Date : 2023-04-11 Hongle Xu, Lanlan Sun, Wangcang Su, Muhan Yang, Mingbo Jiang, Fei Xue, Chuantao Lu, Renhai Wu
Japanese foxtail (Alopecurus japonicus Steud.) has developed resistance to multiple post-emergence herbicides in China. Hence, identification of alternative strategies for weed control using pre-emergence herbicides is urgently required. Therefore, we conducted greenhouse dose–response and field experiments over two wheat growing seasons at two sites in Xinyang City (CaiWan and LaoHuShan) to study
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Newsletter 169C: Number VII July, 2023 Crop Prot. (IF 3.036) Pub Date : 2023-04-15
Abstract not available
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Novel dispensers and variable deployment rates for mating disruption of a vineyard mealybug, Planococcus ficus Crop Prot. (IF 3.036) Pub Date : 2023-04-11 Nathan H. Mercer, Jeannine C. Lowrimore, Peter S. McGhee, Thomas R. Martin, Kevin R. Cloonan, Kent M. Daane
The vine mealybug, Planococcus ficus, is a global pest of grapes, leading to lower yields and transmission of damaging viral pathogens. Insecticides are the predominate method of P. ficus management, but some pesticide options have been lost in many of the world's vineyard regions and other economically viable options are now critically needed. Mating disruption is commercially available for P. ficus
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Colletotrichum species associated with fig (Ficus carica L.) in Malaysia Crop Prot. (IF 3.036) Pub Date : 2023-04-14 Abdul Omar Nur-Shakirah, Mohd Safie Khadijah, Yee Jia Kee, Bee Lynn Chew, Latiffah Zakaria, Nik Mohd Izham Mohamed Nor, Sreeramanan Subramaniam, Yin-Hui Leong, Masratul Hawa Mohd
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Rapid detection of apple latent spherical virus infecting Angelica sinensis by gold immunochromatography reverse transcription loop-mediated isothermal amplification assay Crop Prot. (IF 3.036) Pub Date : 2023-04-06 Weijie Jin, Yubao Zhang, Xuesi Su, Ruoyu Wang, Zhongkui Xie, Yajun Wang, Yang Qiu, Xia Zhao
Apple latent spherical virus (ALSV; genus: Cheravirus, family: Secoviridae) is capable of infecting Angelica sinensis under natural conditions and causing symptoms of greenish discoloration and mottling, affecting plant growth and causing a reduction in root quality and yield. Virus detection of ALSV is an urgent need for the continued development of angelica industry. Consequently, it is necessary
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Plant growth-promoting rhizobacteria (PGPR) modulates sweet corn-corn earworm interactions Crop Prot. (IF 3.036) Pub Date : 2023-04-10 Jocelyn Simmons-Elliott, Tigist Tolosa, Simon Zebelo
Plant Growth-Promoting Rhizobacteria (PGPR) induces systemic resistance against plant diseases and insect herbivores in plants. The impact of single and blends of PGPR strains on plant-insect interactions with a focus on feeding and oviposition behavior of insect herbivores was studied using sweet corn (Zea mays) and corn earworm (CEW) (Helicoverpa zea) as a model system. Sweet corn plants were treated
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Development and application of a reverse transcription droplet digital PCR assay for detection and quantification of Plantago asiatica mosaic virus Crop Prot. (IF 3.036) Pub Date : 2023-04-06 Hyo-Jeong Lee, Sena Choi, In-Sook Cho, Ju-Yeon Yoon, Rae-Dong Jeong
Plantago asiatica mosaic virus (PlAMV), which infects lilies worldwide, constitutes a potential risk factor for lily production. Development of effective and sensitive methods for the detection and specific quantification of PlAMV is required to prevent the spread of PlAMV in lilies. In this study, we established a sensitive and accurate quantification method for PlAMV infection in lily samples using
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Evaluation of herbicides for selective weed control in cutleaf groundcherry (Physalis angulata L.) Crop Prot. (IF 3.036) Pub Date : 2023-04-05 Vahid Khodadadi, Ali Reza Yousefi, Saeid shahbazi, Moslem Heydari, Panagiotis Kanatas, Alexandros Tataridas, Ilias Travlos
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Weedy rice (Oryza sativa L.) seed dormancy features and potential usage for management Crop Prot. (IF 3.036) Pub Date : 2023-04-03 Yuhua Zhang, Haitao Gao, Jiangyan Xu, Qinghu Liu, Liyao Dong
Weedy rice infestation has been expanding with the increasing proportion of direct-seeded rice (DSR) systems in China. Limited herbicides are effective against weedy rice due to its high similarity with cultivated rice. Hence, it is important to figure out some non-chemical management strategies for weedy rice. One of the methods is to reduce the size of seed bank by inducing weedy rice germination
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Herbicidal ionic liquids containing double or triple anions as a new potential tool for weed control including herbicide-resistant biotypes Crop Prot. (IF 3.036) Pub Date : 2023-04-03 Katarzyna Marcinkowska, Tadeusz Praczyk, Michał Niemczak, Tomasz Rzemieniecki, Damian Krystian Kaczmarek, Agnieszka Łacka, Juliusz Pernak
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Asian citrus psyllid, Diaphorina citri (Hemiptera: Liviidae) responses to plant-associated volatile organic compounds: A mini-review Crop Prot. (IF 3.036) Pub Date : 2023-03-28 Mariana Santos Silva, Joseph M. Patt, Cristiane de Jesus Barbosa, Marilene Fancelli, Paulo Roberto Ribeiro Mesquita, Frederico de Medeiros Rodrigues, Alessandra Selbach Schnadelbach
The Asian citrus psyllid (ACP), Diaphorina citri Kuwayama, vectors Candidatus Liberibacter asiaticus and C. L. americanus, the causal agents of huanglongbing (HLB), the world's most serious citrus disease. There are no therapeutic treatments for HLB and chemical insecticides are the primary means of controlling ACP. Although insecticide applications reduce local ACP populations, HLB spread has continued
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Incidence, distribution, and genetic diversity of ‘Candidatus Phytoplasma luffae’-related strain (16SrVIII) associated with the cassava witches' broom (CWB) disease in the Philippines Crop Prot. (IF 3.036) Pub Date : 2023-03-31 Lolita M. Dolores, Joanne A. Langres, Marita S. Pinili, Merdelyn T. Caasi-Lit, Cris Q. Cortaga, Yron M. Retuta, Fe M. Dela Cueva
Cassava (Manihot esculenta Crantz) is widely grown in the Philippines mainly for human consumption, animal feed, and industrial purposes. However, the cassava industry is recently challenged by the cassava witches' broom (CWB) disease which is known to be caused by phytoplasmas. The extent of the disease and the causal phytoplasma strain in the country are not known until this study. Surveys in major
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Parasitism of the whitefly Bemisia tabaci by aphelinid parasitoids on cassava across five agro-ecological zones of Cameroon Crop Prot. (IF 3.036) Pub Date : 2023-03-28 Isaac Tize, Elias Nchiwan Nukenine, Apollin Fotso Kuate, Armand Doumtsop Fotio, Samuel Nanga Nanga, Francis Ngome Ajebesone, Peter Kulakow, P. Lava Kumar, Komi Kouma Mokpokpo Fiaboe, Rachid Hanna
The whitefly Bemisia tabaci (Gennadius) is the vector of cassava mosaic viruses causing cassava viral diseases, which are the most important biotic constraints of cassava production in sub-Saharan Africa (SSA). Presently, B. tabaci management in cassava fields calls for the development of an integrated approach that relies on host plant resistance and biological control. Data on B. tabaci's natural
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Glyphosate effect on Merremia aegyptia water transpiration and water use efficiency Crop Prot. (IF 3.036) Pub Date : 2023-03-29 Raphael M Negrisoli, Matheus M Negrisoli, Victor JS. Cesco, Leandro Bianchi, Diego Munhoz Gomes, Caio A. Carbonari, Edivaldo D. Velini
Water availability is a concern for agricultural production and sustainability, escalating the need for an efficient weed control. Weeds are in direct competition with crops for water and its unsuccessful control risks water management across the crop season. However, little is known regarding the impact of herbicide on weed water use behavior. Thus, the objective of this study was to unveil the effect
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Development of a new PCR assay and a recombinase-aided amplification based isothermal amplification coupled with lateral flow dipstick assay for potato late blight detection Crop Prot. (IF 3.036) Pub Date : 2023-03-20 Xue Tang, Honghao Li, Weizao Huang, Lizhi Wang, Yihuan Zhao, Jinyu Wang, Huanhuan Shao, Xiang Tao, Bin Yong
Late blight caused by Phytophthora infestans is the most devastating potato disease, yet leaf infections are not reliably detected by current assays during the incubation phase of the pathogen and asymptomatic plants. In this study, the genome of P. infestans was queried against the NCBI nucleic acid database and a 1050 bp species-specific DNA fragment was identified. Using this fragment, polymerase
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Pod rot of mungbean in Punjab, India: First record of association of Fusarium equiseti and Fusarium chlamydosporum Crop Prot. (IF 3.036) Pub Date : 2023-03-17 Harwinder Singh Buttar, Amarjit Singh, Asmita Sirari, Shikha Sharma
Abstract not available
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Spray coverage profiles from pecan air-blast sprayers, with a radial air-flow and a volute-generated focused air-flow, as affected by forward speed and application volume Crop Prot. (IF 3.036) Pub Date : 2023-03-17 Clive H. Bock, Ted E. Cottrell, Michael W. Hotchkiss
Pecan (Carya illinoinensis) is an important specialty crop in the U.S.A., but yield is limited by several diseases and pests. In mature-tree pecan orchards, large air-blast sprayers are commonly used to apply the pesticides to control these diseases and pests. The spray coverage, deposition and profiles are poorly defined under the range of application scenarios, limiting the recommendations that can
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Corrigendum to “Effects of Peganum harmala extracts and synthetic chemical fungicides on controlling early blight of tomato in the central shaanxi plain of China” [Crop Protect. 166 (2023) 106177] Crop Prot. (IF 3.036) Pub Date : 2023-03-15 Jiling Dang, Mark L. Gleason, Bingliang Wang, Jia Feng
Abstract not available
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Efficacy of new generation oomycete-specific fungicides on life stages of Phytophthora meadii and field evaluation through bunch spraying system Crop Prot. (IF 3.036) Pub Date : 2023-03-14 Balanagouda Patil, Shankarappa Sridhara, , Hanumappa Narayanaswamy, Vinayaka Hegde, Ajay Kumar Mishra
Fruit rot disease (FRD) of arecanut, caused by Phytophthora meadii, is an important fruit disease of this palm tree that resulted in huge economic losses to the growers in India. In recent years, the control of this disease has become a prime factor in the management of arecanut plantations. Though prophylactic sprayings of Bordeaux mixture (1%) along with other older fungicides are useful in reducing
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Occurrence of bean-associated cytorhabdovirus and cowpea mild mottle virus infecting cultivated and wild Passiflora spp. in Brazil Crop Prot. (IF 3.036) Pub Date : 2023-03-16 Andreza Henrique Vidal, Gustavo Pereira Felix, Emanuel Felipe Medeiros Abreu, Bruna Pinheiro-Lima, Monique Jacob Xavier Vianna, Isadora Nogueira, Ana Clara Rodrigues Abreu, Marcio Martinello Sanches, José Leonardo Santos-Jiménez, Raul Castro Carriello Rosa, Maitê Freitas Silva Vaslin, Fábio Gelape Faleiro, Cristiano Lacorte, Fernando Lucas Melo, Arvind Varsani, Simone G. Ribeiro
Bean-associated cytorhabdovirus (BaCV) is a strain of Cytorhabdovirus caricae (genus Cytorhabdovirus, family Rhabdoviridae) identified in Brazil, in bean and soybean plants, in mixed infection with cowpea mild mottle virus (CPMMV, genus Carlavirus, family Betaflexiviridae). Ensuing the report of citrus-associated rhabdovirus (CiaRV — a citrus strain of Cytorhabdovirus caricae) infecting passion fruit
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Performance of integrating reduced trifluralin doses with nonchemical treatments on weed management and dill (Anethum graveolens L.) yield Crop Prot. (IF 3.036) Pub Date : 2023-03-14 Rouhollah Amini, Maryam Abbaszadeh, Leila Khoshmaram
In order to evaluate the effect of reduced doses of trifluralin in integration with non-chemical management treatments on weeds, essential oil yield and composition of dill (Anethum graveolens L.), a 2-year study was conducted in East Azarbaijan, Iran in 2020–2021. The study was conducted as factorial experiment based on randomized complete block design with four replications. The first factor was
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The Euwallacea fornicatus species complex (Coleoptera: Curculionidae); emerging economic pests of tea in Taiwan Crop Prot. (IF 3.036) Pub Date : 2023-03-13 Yi-Chang Liao, Fang-Ling Liu, Paul F. Rugman-Jones, Deena Husein, Hui-Hung Liang, Yu-Hung Yang, Chun-Yen Lee, Lan-Yu Liu, Shu-Jen Tuan, Richard Stouthamer
The Euwallacea fornicatus species complex is native to Asia but has invaded many countries globally. This complex includes four cryptic species that infest a wide range of economic crops, including tea. One of them is Euwallacea perbrevis Schedl, which has been a major pest of tea in Sri Lanka and India for over a century. The species complex was first recorded infesting tea in Taiwan over 80 years
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A survey of rose viruses in England Crop Prot. (IF 3.036) Pub Date : 2023-03-13 Ines Vazquez-Iglesias, Neil Boonham, Rebekah Robinson, Gerard R.G. Clover, Adrian Fox
Roses (Rosa spp.) are valuable ornamental shrubs grown worldwide. Despite the importance of their cultivation, the large contribution they make to the United Kingdom (UK) garden industry, and the global spread of rose viruses, they have not been studied in detail in the UK since the 1980s. In this study, a survey of rose viruses in England was performed using molecular and serological methods. The
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Species distribution models predicting climate suitability for the psyllid Trioza erytreae, vector of citrus greening disease Crop Prot. (IF 3.036) Pub Date : 2023-03-07 Martin Godefroid
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Evaluation of models based on a generic infection model for controlling early blight in potatoes Crop Prot. (IF 3.036) Pub Date : 2023-03-10 Isaac Kwesi Abuley, Jens Grønbech Hansen, Laura Meno Fariñas
TOMCAST and two models (risk hours and critical days) based on a generic infection model (GI model) were evaluated for the timing of fungicide application to control early blight (Alternaria solani) in field experiments. A five-year experiment was conducted at AU Flakkebjerg with the starch potato cultivars Kardal (2016 & 2017), Avarna (2019 & 2020), and Allstar (2021). Barley kernels infested with
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First report of Trichoderma atroviride causing rot of Morchella sextelata in Anhui Province, China Crop Prot. (IF 3.036) Pub Date : 2023-03-07 Yiwen Fu, Honghui Wu, Shuo Wang, Qiang Yu, Dashuan Tian, Xi Xu
Morel mushroom (Morchella spp.) is a valuable mushroom, which has been widely cultivated in China. During a collection survey in the spring of 2022, rot symptoms were observed on approximately 30% fruiting in a greenhouse in Suzhou city, Anhui province, China. Six fungal isolates were obtained from symptomatic fruiting bodies and identified as Trichoderma atroviride based on morphological characteristics
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Damage potential of the broad bean beetle (Bruchus rufimanus Boh.) on seed quality and yield of faba beans (Vicia faba L.) Crop Prot. (IF 3.036) Pub Date : 2023-03-07 Johann Huber, Nicole Chaluppa, Benno Voit, Siegrid Steinkellner, Berta Killermann
The broad bean beetle (Bruchus rufimanus Boh.) is a serious pest of faba bean (Vicia faba L.) that threatens seed production in times of an increased demand for faba bean seeds due to the expansion of faba bean cropping area over the last decade. Three organic and three conventional field trials a year were conducted from 2019 to 2021 in three environmental different regions in Northern, Central and
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The efficacy of sulfosulfuron on spontaneous barley as affected by the type, size, and outlet design of flat fan nozzle Crop Prot. (IF 3.036) Pub Date : 2023-03-02 Akbar Aliverdi, Abolfazl Aliverdi
Sulfosulfuron, when applied at a label-increased rate, can control spontaneous barley (Hordeum spontaneum K. Koch) in wheat. For optimization, a dose-response bioassay was conducted on three-leaf spontaneous barley plants treated with six sulfosulfuron doses (0, 6.75, 13.5, 27, 40, and 80 g a.i. ha−1) under the wind speed of 0 and 6 m s−1. Each of the doses was sprayed with three nozzle types (standard
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Evidence of antibiosis resistance of four strawberry cultivars against Duponchelia fovealis (Lepidoptera: Crambidae) Crop Prot. (IF 3.036) Pub Date : 2023-02-28 Adelia M. Bischoff, Emily S. Araujo, Alessandra Benatto, Rubens C. Zimmermann, Marcia C.H. de Oliveira, Joatan M. da Rosa, Daniel Bernardi, Maria A.C. Zawadneak
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Fusarium grosmichelii causes wilt disease on Tibouchina seecandra in China Crop Prot. (IF 3.036) Pub Date : 2023-03-02 Chao Chen, Zhanglong Mai, Ishara S. Manawasinghe, Cantian Chen, Abhaya Balasuriya, Yunxia Zhang
Tibouchina seecandra is an evergreen shrub, a popular ornamental plant in China. From 2020 to 2021, a wilt disease was observed in T. seecandra in Guangdong province, China. The diseased plants showed typical wilt symptoms including drying out of lower leaves, plant dieback, and total death of the plant. When the diseased stems were sectioned, discolouration of vascular bundles was observed. At the
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A report of collar rot disease of Sugandh mantri (Homalomena aromatica) caused by Sclerotium delphinii in West Tripura state of India Crop Prot. (IF 3.036) Pub Date : 2023-03-03 Deeba Kamil, Amar Bahadur, Prasenjit Debnath, Shiv Pratap Choudhary, Anjali Kumari, Amrita Das
During the year 2018–19, collar rot symptoms on Sugandh mantri plants were observed in fields in Agartala district of West Tripura state of India with a disease incidence of 20%. In the early stages of disease development, typical collar rot symptoms exhibited were dark brown necrotic lesions on the stem base. Later, the affected plants completely rotted and died. The diseased samples plated on PDA
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Evaluation of an electrostatic spray charge system implemented in three conventional orchard sprayers used on a commercial apple trees plantation Crop Prot. (IF 3.036) Pub Date : 2023-02-27 Ramón Salcedo, Elena Sánchez, Heping Zhu, Xavier Fàbregas, Francisco García-Ruiz, Emilio Gil
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Adverse impacts of development on the deltamethrin-exposed host Ephestia elutella (Lepidoptera: Pyralidae) on population parameters of Habrobracon hebetor (Hymenoptera: Braconidae) Crop Prot. (IF 3.036) Pub Date : 2023-02-25 Xiu-Qin Wang, Hou-Ding Ou, Hao-Xi Li, Lan Wei, Yao Huang, Mao-Fa Yang
Habrobracon hebetor (Say) (Hymenoptera: Braconidae) is a widely distributed parasitoid that can be used to control numerous lepidopteran pests including Ephestia elutella (Hübner) (Lepidoptera: Pyralidae). The present study was aimed to evaluate the indirect impacts of deltamethrin on the life table parameters and the paralysis rate parameters of H. hebetor using the age-stage, two-sex life table method
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Diamide seed treatment may protect early soybean growth stages against Helicoverpa armigera Crop Prot. (IF 3.036) Pub Date : 2023-03-01 Paula G. Páez Jerez, Antônio C.L. Alves, Johana E. Quinteros Cortes, Leidiana M. Ribeiro, Jorge G. Hill, M. Teresa Vera, Mateus P. Gonzatto, Rafael M. Pitta, Eliseu J.G. Pereira