秸秆还田下减氮对土壤养分、酶活性和冬小麦产量的影响

刘红杰, 任德超, 倪永静, 葛君, 张素瑜, 吕国华, 胡新

Effects of Straw Returning and Reducing Nitrogen Application on Soil Nutrients, Enzyme Activities and Wheat Yield

Liu Hongjie, Ren Dechao, Ni Yongjing, Ge Jun, Zhang Suyu, Lü Guohua, Hu Xin

图1 秸秆还田下不同施氮量对冬小麦产量的影响

Fig.1 Effects of different nitrogen applications on winter wheat yield under straw returning