北京延庆盆地农田表层土壤肥力评价及其空间变异
叶回春1, 张世文2, 黄元仿1, 王胜涛3
Assessment of Surface Soil Fertility and Its Spatial Variability in Yanqing Basin, Beijing, China
YE Hui-Chun-1, ZHANG Shi-Wen-2, HUANG Yuan-Fang-1, WANG Sheng-Tao-3
中国农业科学 . 2013, (15): 3151 -3160 .  DOI: 10.3864/j.issn.0578-1752.2013.15.009