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Assessment of smallholder farmers’ awareness of bean fly (Ophiomyia spp.) and management practices in central and northern Malawi: Implications for resistance breeding
Crop Protection ( IF 2.5 ) Pub Date : 2021-01-01 , DOI: 10.1016/j.cropro.2020.105353
Wilson Nkhata , Hussein Shimelis , Rob Melis , Rowland Chirwa , Isack Mathew , Admire Shayanowako , Tenyson Mzengeza

Abstract The production of common bean (Phaseolus vulgaris L.) in East and Southern Africa (ESA) regions falls short of the demand partly due to insect pests and diseases, and a lack of high yielding varieties. Bean fly (Ophiomyia spp.) is one of the most devastating field insect pests of common bean in ESA and the development of host plant resistance to bean fly is an important strategy to combat yield losses caused by this insect pest. A survey involving 195 farmers in Kalira, Chipuka, Champhira and Luwerezi Agricultural Extension Planning Area (EPAs) in Malawi was conducted to assess their awareness of bean fly and their varietal selection criteria. Only 45% of the respondent farmers were aware of the bean fly pest and practiced integrated insect pest management strategies that included the use of chemical and botanical insecticides, and cultural control methods. The level of education, previous bean fly experience and farmer's location significantly (P

中文翻译:

马拉维中部和北部小农对豆蝇(Ophiomyia spp.)意识和管理实践的评估:对抗性育种的影响

摘要 东部和南部非洲(ESA)地区的普通豆(Phaseolus vulgaris L.)产量供不应求,部分原因是病虫害和缺乏高产品种。豆蝇 (Ophiomyia spp.) 是欧空局中对普通豆最具破坏性的田间害虫之一,宿主植物对豆蝇的抗性的发展是对抗这种害虫造成的产量损失的重要策略。对马拉维 Kalira、Chipuka、Champhira 和 Luwerezi 农业推广计划区 (EPA) 的 195 名农民进行了一项调查,以评估他们对豆蝇的认识及其品种选择标准。只有 45% 的受访农民知道豆蝇害虫,并采取了包括使用化学和植物杀虫剂在内的综合害虫管理策略,和文化控制方法。受教育程度、既往豆蝇经验和农民所在地显着(P
更新日期:2021-01-01
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