区域农业用地营养盐剩余量的长期变化研究
许朋柱, 秦伯强, 香宝, 单正军, Behrendt Horst, 黄文钰
Long-term Changes of the Nutrient Surpluses in Regional Agricultural Land
XU Peng-Zhu, QIN Bo-Qiang, XIANG Bao, SHAN Zheng-Jun, BEHRENDT Horst, HUANG Wen-Yu
地理科学 . 2006, (6): 668 -673 .  DOI: 10.13249/j.cnki.sgs.2006.06.668