In a closed loop structure, the circular economy reflects a concept for converting material and energy wastes into capital for other purposes. The circular economy's key goal is to reduce energy and material waste. The best-case scenario will be to eliminate wastes and repurpose them, which is one of the key goals of the circular economy. One of the most important purposes of incorporating of circular

Cloning Paratecoma peroba mature trees from sprouts of detached older branches could be a step forward to conserve the species and select superior genotypes without using invasive methods in adult trees since the species is listed as highly endangered. We selected five mother trees and sprouts from detached branches were carried to a greenhouse under intermittent nebulization. One out of the five mother

Continuous application of Cu-based fungicides and molluscicides may lead to Cu accumulation in vineyard soils. Grapevine (Vitis vinifera L.) inoculation with arbuscular mycorrhizal fungi (AMF) can be a suitable strategy to increase plant tolerance to the excessive levels of this element in the soil. However, the simultaneous use of EDTA-based fertilizers or phytosanitary products in those vineyards

Pisolithus tinctorius is an ectomycorrhizal fungus that has been used worldwide as an inoculant to promote the growth and health of plant roots of forest importance. P. tinctorius has capacity to form symbiosis which mycorrhizal plants through the production of phytohormones, indole-3-acetic acid (IAA) the main auxin produced by these ectomycorrhizal fungi modulating root system architecture by inducing

Soil physical limitations that affect directly crop root elongation are the water, heat and mechanical stresses. In the literature, there are few studies that present a clear relationship of root elongation rate and soil physical stresses that could be used into a root growth models. The aim of this study was to carry out a systematic review, compiling and analyzing the impacts of the physical limitations

Wheat occupies the largest global harvested area of any crop, most of which has been affected by abiotic stress. Root features are challenging to enhance through conventional selection strategies, and therefore, molecular approaches such as genome-wide association studies (GWAS) may help overcome some of the limitations. In the current study, 170 elite spring wheat lines were studied for root and shoot

Mycorrhizal fungi are known to modulate the destructive effects of environmental stresses on plants. Arbuscular mycorrhizal fungi (AMF) symbiosis increases growth and stimulates the biosynthesis of bioactive compounds, thereby influencing polyphenolics content in medicinal plants under salt stress. The present study investigated the effects of AMF on growth traits, cell death, non-enzymatic antioxidants

According to the literature, biological processes in the rhizosphere could play a role in the adaptation of plants to droughts under a changing climate. A previous study has identified significantly different productivity level and fruit quality for two tomato varieties under water deficit conditions. We conducted a field study, with and without water deficit, with these two varieties to examine whether

Our objective in this study was to analyze the structure of the rhizobacterial community during different growth stages of peanut and maize plants. Microcosm assays were performed using pots containing unsterile soil from the peanut growing area of Argentina in which peanut and maize plants were grown during 120 and 100 days, respectively. Four to five samples of rhizospheric soil were obtained at

We evaluated the mycorrhization potential of Tuber borchii (Vitt.) on pecan seedlings. Two year old seedlings in a greenhouse pot study were inoculated and assayed six month later. Our results show that pecan will form mycorrhizae with the European truffle inoculum. So, the northern pecan cultivars/varieties may have a chance to bear high fruit in the Hungarian climate.

Arbuscular mycorrhizal fungi are fundamental in field stress management and agricultural yield. In general, the rhizosphere microbiome holds enormous potential to increase crop yields and mitigate both diseases and abiotic stress factors through rhizobacteria and mycorrhizae. Modern inoculum-based biotechnology will be increasingly incorporated into common practice. Our perspective is that new inoculum

The important ecological role of arbuscular mycorrhizal (AM) fungi on plant communities necessitates an understanding of the diversity and the factors that shape the community composition of AM fungi associated with plants. Therefore, this study investigated the diversity and composition of arbuscular mycorrhizal fungal (AMF) communities colonising the roots of eleven indigenous legumes in two South

The availability of iron (Fe) is highly limited for plant uptake in calcareous soils. To overcome this challenge, plants have developed different strategies of Fe mobilization. Non-gramineous species employ a reduction-based strategy (strategy I), which is assisted by the release of Fe(III)-chelating and -reducing coumarins. In this study, the coumarin release by three strategy-I plant species of the

Crop selection and breeding has influenced plant phenotypes and genotypes. The necessary selection and breeding steps which resulted in today's cultivated plants have greatly reduced plant genetic diversity. Genetic bottlenecks in plant populations are thought to be a direct result of modern breeding programs. This study used a custom root phenotyping platform to characterize root system architecture

The economic loss and the failure of the chemical control measures to impede downy mildew infection on the grapevine (Vitis vinifera L.) have led to the exploration of biocontrol agents that can effectively manage the invading disease by invoking defense responses of the host plant. Hence, the present study was aimed to explore the efficacy of the talc-based formulation of biocontrol agent Trichoderma

Arbuscular mycorrhizal fungi (AMF) are soilborne microorganisms that establish a mutualistic symbiotic association with most of land plants. To investigate the effects of AMF symbiosis under different water status conditions, we grew AMF-inoculated and non-inoculated tomato plants in the greenhouse under two irrigation regimes, 70% and 30% of growth-substrate water holding capacity. Two different AMF

Root C investment to exchange for the nutrient is a critical nutrient acquisition strategy in regulating soil biogeochemical processes and maintaining the stability of forest structure and functions. However, the response patterns of root C cost-nutrient benefit strategies to N deposition in forests with different initial soil N availability are poorly understood. In this study, root exudation rates

Many studies on biostimulants and nutrient-based fertilizers of olive trees have been focused on the ability of these products to increase olive productivity and ameliorate oil quality. However, little information is available on their effects on rhizosphere microbial communities; whereas it is well known that microorganisms associated with plants play a key role on the productivity and the health

Tobacco (Nicotiana tabacum L.) bacterial wilt caused by Ralstonia solanacearum was widespread in recent years, resulting in a great damage in tobacco production. Biological control is an effective measurement for the bacterial wilt, however, related work has not been researched deeply. By screening the biocontrol microorganisms in Wenshan tobacco growing fields in Yunnan province, we discovered a Bacillus

The microbial ecology within the rhizosphere of Tylenchulus semipenetrans-infected Citrus L. trees was examined. Sixty bacterial strains were obtained from the roots of infected trees and from the eggs of T. semipenetrans. Among these strains some were obtained from the agar plates of two nematophagous fungi, Dactylellina gephyropaga (Drechsler) Ying Yang & Xing Z. Liu and Arthrobotrys conoides Drechsler

Rhizospheric bacteria play an indispensable role in plant growth, development, and stress response in plants. This project aims to isolate and functionally characterize plant-growth-promoting rhizobacteria (PGPR) from date palm (Phoenix dactylifera L.) rhizosphere, to investigate its potential uses as a biofertilizer in date palm. Here, we report an Achromobacter xylosoxidans SQU-1 (SQU-1), as a rhizobacteria

Concerns regarding environmental contamination by heavy metals extends worldwide with some studies showing promising alternatives for soil recovery using plants. This research aimed to evaluate the ability of rutin flavonoid to reduce the toxicity of mercury dichloride (HgCl2) in microbiological and vegetable models, by antioxidant tests (DPPH) and chelating assays with Ferro (Fe II) and Ferro (Fe

Amaranthus palmeri plants showing symptoms caused by root-knot nematode infection were detected in the municipality of Palmita, Soriano, Uruguay. Based on morphology, esterase phenotypes, and species-specific sequence-characterized amplified region (SCAR) sequences, the causal agent was identified as Meloidogyne incognita. Pathogenicity was confirmed using a modified version of Koch's postulates. To

Given the worldwide effort to improve crop phosphorus (P) efficiency, it is important to understand the adaptive strategies of crops with different root types and properties under limited P availability. The present study examined root morphological and physiological responses of two graminoids (wheat and maize), and three legumes (soybean, white lupin and narrow-leafed lupin) to low P supply under

Phosphorus (P) plays an important role in the physiological plant processes; however, in tropical soils, P is one of the most limiting nutrients for crop yield due to its low mobility, determined by the adsorption of this element to the soil. To enhance P-use and P-acquisition efficiency, this research aimed to evaluate the effect of cover crops and mycorrhizal colonization on changing soil P fractions

In recent years, organic fertilizer (OF) instead of chemical fertilizer is an effective way to improve the utilization efficiency of crop resources and the quality of agricultural products. However, knowledge of the effects of OF on soil microorganisms is still limited. The microbial communities in two soils of Yinchuan (P) and Guyuan (T) city were studied by high-throughput sequencing, and the correlation

Endophytic microorganisms can form a reciprocal symbiosis relationship with plants, and some can improve the survival ability of plants in adversity and promote plant growth and development. In order to further understand the isolation of blueberry endophytic fungi, mycorrhizal fungi that promote the growth of blueberries were screened out. In this paper, blueberry root samples were collected from

Drought stress reduces crop growth and yield. This study aimed to formulate alginate macrobeads inoculants using strains Bacillus sp. XT13 and XT14, and evaluate their effect on the stress response of guinea grass under drought. First, we produced two prototypes per bacterial strain based on the alginate-bacterial broth ratio and selected one for each strain based on the release kinetics and the biodegradability

Amaranthus (Amaranthus tricolor L.) is a popular vegetable crop grown in South India. Leaves being the main economic part, foliar blight disease caused by Rhizoctonia solani Kühn greatly reduces marketability of the produce. Isolation and characterization of endospore-forming endophytic bacteria (EEB) from endorhizosphere of Amaranthus spp., and their effects on plant growth promotion and suppression

This study examined the correlations between nematode numbers, chemical and physical soil properties, and soybean yield under different cropping systems. The investigation was conducted in 35 commercial soybean fields in northern Paraná, Brazil. Soil and soybean root samples were collected from plants with symptoms of nematode infection at the field borders. Grain yield was determined at the end of

Natural grasslands are an important renewable resource for livestock production. Grazing in these areas alters the plant community composition, litter quality, and soil microbial structure and activity. Three cool-season species were studied in a semiarid rangeland area of Argentina: Poa ligularis and Nassella tenuis (desirable/preferred for livestock) and Amelichloa ambigua (undesirable/non preferred)

Pelatantheria scolopendrifolia (Makino) Aver. is a critically endangered orchid species. In this study, an asymbiotic seed germination and development protocol to facilitate in situ and ex situ conservation of P. scolopendrifolia was determined. Seedlings were cultured in vitro on 1/2-strength Murashige & Skoog medium (1/2 MS), Phytamax Orchid Maintenance Medium (POM), Orchid BM1 Terrestrial Seed Germination

Alpine ecosystem in the Tibetan Plateau has a special ecological environment, which may harbor a high richness of arbuscular mycorrhizal fungi (AMF) communities. To explore the molecular diversity of AMF community associated with plants in alpine grasslands, root and rhizosphere soil of two dominant plant species, Kobresia sp. and Leontopodium pusillum in Qinghai province, were studied by molecular

Fusarium oxysporum is one of the most common soil borne pathogens over the world. This work tried to introduce safe and efficient agent in controlling this pathogen infection in cucumber plants, beside that understanding the mechanism at which fabitine enables the cucumber plants to fight wilt disease. Also, this works introduce a molecular modeling for the direct interaction between fabatin and the

The metabolomics analysis was used in this study to examine the changes in metabolite profile of Moldavian balm under water-deficit stress, symbiosis with arbuscular mycorrhizal fungus, plant growth-promoting rhizobacteria, and their interactions. This project was realized by applying a completely randomized model considering three factors, the arbuscular mycorrhizal fungus Claroideoglomus etunicatum

Organic mulching provides C and N source to the soil, changing the soil environment and promoting plant growth. Soil enzymes play important roles in soil organic matter decomposition and nutrient cycling. However, changes in enzyme activity after organic mulching in urban forest ecosystems remain poorly understood, especially in rhizosphere soil. In this study, the effects of organic mulching on the

Helianthus tuberosus L. (sunchoke or Jerusalem artichoke) has been widely applied in food and industrial products. Due to its economical benefits, sunchoke has been of great interest in many areas. Therefore, the aims of this study were to isolate fungal endophytes from sunchoke and screen for their ability to produce IAA, GA3 and other plant growth-promoting (PGP) agents. Among a total of 126 isolates

Rounded to sub-rounded calcrete nodules, preserved in Youngest Toba Tuff (YTT, ~75 ka) ash, exposed at the Padang Terap river basin and Lenggong valley of Malaysia, have been investigated for their micromorphology, mineralogy and stable isotope compositions (δ18O and δ13C) with the aim to interpret their origin, climatic conditions and vegetational scenario in the studied areas. These nodules are associated

Biological nitrogen fixation (BNF) in legume root nodules is an important source of N globally. Typically, the quantification of BNF is an estimate of N fixation through techniques such as an acetylene reduction assay or isotopic signatures. However, these methods have large logistical limitations, and do not allow for assessments of the nodule morphology or the nodulation process itself, knowledge

Sorghum bicolor (L.) is an important cereal crop in Ethiopia primarily growing as food grain crop. In spite of the huge genetic potential, productivity of sorghum is low due to frequency of drought occurrence. Root system architecture influences the amount of water important for maintaining crop yield under moisture stress. This study was conducted with the objective of estimating of genetic variability

Aims Deep-rooted crops have been widely used in agricultural systems to access deep resources such as water and nitrogen (N). However, the potential of deep roots to take water and N at various depths have not been well studied. Here we used chicory (Cichorium intybus L.) to study the potential and dynamics of water and nitrogen uptake in deep soil layers (below 1 m). Methods Chicory plants grown in

The majority of plant infections caused by pathogens takes place beneath the soil surface. Soil borne pathogens' attack on food crops could result in shortage of food supply and increase in economic losses. Every soil harbors certain peculiar microbial communities comprising bacteria, fungi, archaea, viruses and others that could participate in plants’ defense. Plants and its holobiont interact to

Peanut is an important oil crop in the world. A full understanding of the rhizosphere and peanut pods bacterial communities and function are still lacking. In this study, we found the bacterial collections isolated from the peanut pods promoted the germination of peanut seeds. The bacteria community around rhizosphere and pods of peanut were further analyzed by 16S rRNA amplicon sequencing. The bacteria

The present study has been designed to identify the impact of root exudate components on the profile of volatile organic compounds (VOCs) produced by two rhizospheric Pseudomonas spp. For this, selected organisms were cultured in presence of tomato root extract or organic acids or sugars. From the culture extract, detection and identification of VOCs were carried out by GC-MS. Results of the study

The Brazilian Cerrado represents an important hotspot of biodiversity but how different Cerrado physiognomies shape the arbuscular mycorrhizal (AM) community remain poorly understood. We hypothesize that differences in plants and soil properties found across the Cerrado physiognomies would influence the AM community. Thus, soil samples were collected from different physiognomies of Cerrado as follows:

Root colonization with arbuscular mycorrhizal fungi (AMF) improves plant tolerance against soil-borne pathogens. The purpose of the present study was to explore the efficacy of the AMF Rhizophagus intraradices (N.C. Schenck & G.S. Sm.) as a biocontrol agent against Fusarium pseudograminearum (O'Donnell and Aoki) in wheat plants grown under greenhouse conditions. Parameters here analyzed included disease

Soil micro-ecological imbalance is one of the critical factors associated with peach replanting issues. In an effort to understand the primary driving force in shaping soil microbial community, we analyzed soil nutrient, pH value, and autotoxin benzoic acid (BA) content, as well as rhizosphere microbial structure of peach seedlings grown in replanted soil (RS) and non-replanted soil (NS), both of which

Arbuscular mycorrhizal (AM) fungi are ubiquitous symbionts of most terrestrial plants that can augment plant defences against insect herbivores. A clearer understanding of the mechanisms underpinning community-specific effects of AM fungi on plant resistance to herbivores is needed. Here, we report how plant (Triticum aestivum) phenolic-based resistance to an insect herbivore is differentially affected

Mycorrhizal fungus is one of the most common and widespread symbiosis formed in the rhizosphere of plants which enhances the diversity and abundance of bacteria in the rhizosphere soil of plants on the basis of promoting plant growth, increasing its yield and saving costs. As an important group of soil microorganisms, bacteria can effectively promote soil material circulation and energy flow. Bacterial

This study aims to evaluate the efficiency of the co-inoculation of arbuscular mycorrhizal fungi (AMF) and mycorrhizal helper bacteria (MHB) to promote the growth of siamese rosewood and burma padauk seedlings. The experiment was carried out in the pot experiment for 120 days. Three different species of AMF, Glomus clarum KKU−CLD−1, Clomus proliferum PC2−2 and Acaulospora mellea KKU−NBP−NB−2, were

To analyze the crop yield there is need to estimate the crop production. However, it is challenging task to control the crop production response because of different inputs. Fertilizer has a notable impact on crop yield. In order to analyze the fertilizers, it is suitable to establish a predictive approach to obtain optimal parameter for the best fertilizers. The main goal of the study was to establish