【摘要】 本文综述了近年来国内外对玉米大豆间混作效益研究的进展,并论述了衡量间混作效益的某些指标和方法。更多还原

【Abstract】 The results of research on theeffects of maize(Zea Mays.L.) -soybean (Glycine max(L) Merr.) intercrropping in recent years were summarized in this paper.Some indices and methods for assessing the effects of intercropping were also clarified.更多还原