Sie suchten nach: 刺粉虱属 (Chinesisch (Vereinfacht) - Englisch)

刺粉虱属
aleurocanthus

㈠ 一个虫害综合防治研究项目使一些西非国家受益，而且这些国家已制定并正在执行一个区域虫害防治系统，解决粉虱虫害、番茄病毒病问题，宣传农业生态系统生物多样性对作物病毒水平的影响，并正在执行解决农药安全教育和农药残留化学培训问题的区域质量保证方案；
(i) some west african countries have benefited from integrated pest management research projects, and have developed and are implementing a regional pest management system for whitefly pests, tomato viral diseases, information on the influence of agroecosystem biodiversity on plant virus levels, a regional quality assurance programme addressing pesticide safety education and pesticide residue chemistry training;