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利用小麦予留行种植的5种主要冬副作物以空间、时间、营养三方面直接或间接影响麦、玉、豆,而对全年间套复种系统的综合效益发生多通道影响。全年效益最好的为冬间叶菜类和胡豆。根据各冬副作物对予留行利用的利弊,提出了以土壤肥力、气候特点为前提的予留行利用的因地制宜原则。
The five main winter-side crops planted with wheat reserve lines affected the wheat, jade and beans directly or indirectly in three aspects of space, time and nutrition, and had a multi-channel effect on the comprehensive benefits of the set-cropping system throughout the year. The best annual benefit for the winter leafy vegetables and beans. According to the advantages and disadvantages of using winter crops for reserve use, this paper puts forward the principle of local conditions for the use of reserve reserve based on soil fertility and climate characteristics.