北京地区冬小麦/夏玉米连作条件下NO3-N淋失
黄满湘, 章申, 张国梁
Nitrate leaching from a winter wheat/ summer maize rotation in Beijing Area
HUANG Man-xiang, ZHANG Shen, ZHANG Guo-liang
地理研究 . 2002, (4): 425 -433 .  DOI: 10.11821/yj2002040004