【摘要】 一些研究者认为,有机农业不仅在理念上而且在实践上,都有助于促进农田生物多样性的维持和保护。为了促进我国科学界对有机农业与农田生物多样性关联性研究的关注,综述了有机农业对农田生态系统内杂草、地表节肢动物、土壤生物以及鸟类等不同生物类群种类、数量及其多样性的影响。更多还原

【Abstract】 Some researchers claim that organic farming can theoretically and practically contribute to maintenance and conservation of farmland biodiversity.To arouse concerns among the scientific community over relationship of organic farming with farmland biodiversity,a review is presented of the effects of organic farming on species richness,abundance and diversity of weeds,epigeic arthropods,soil organisms and birds in the farmland ecosystem.更多还原