施氮水平对不同种植制度下玉米氮利用及产量和品质的影响

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宁堂原¹;焦念元^1，2;李增嘉¹;张民³;赵春^1，4;韩宾¹;邵国庆¹

Effects of N application rate on N utilization,yield and quality of maize under different cropping systems

NING Tangyuan¹; JIAO Nianyuan^{1, 2}; LI Zengjia¹; ZHANG Min³;ZHAO Chun^{1, 4}; HAN Bin¹; SHAO Guoqing¹

应用生态学报 . 2006, (12): 2332 -2336 .