油菜对 3 种作物种子萌发和幼苗生长的化感作用CHINAGREEN manure cropsCORN seedlingsCOMMON sunflowerCORNGERMINATIONOILSEEDSOATSRape is an important green manure crop in China. It could increase soil fertility, but might have allelopathic effect on Subsequent crops. We examined the effects ...