云南省农牧生产系统氮素流动时空变化特征与环境效应

李晓琳，郑毅

Spatial-Temporal Distribution of Nitrogen Nutrient Flow and Environmental Effects of Crop-Livestock System in Yunnan Province

LI XiaoLin, ZHENG Yi

中国农业科学 . 2018, (3): 481 -492 . DOI: 10.3864/j.issn.0578-1752.2018.03.008