鲁西北平原夏玉米产量与土壤硝态氮淋失

王兴武, 于强, 张国梁, 李运生

The yield and dynamics of soil nitrate for summer maize on the plain of northwest Shandong province

WANG Xing-wu, YU Qiang, ZHANG Guo-liang, LI Yun-sheng

地理研究 . 2005, (1): 140 -150 . DOI: 10.11821/yj2005010016