1985—2015年福建省农牧系统磷素流动特征及影响因素
刘东晖1,2,张世昌3,杨静1,2,黄梦元1,2,吴良泉1,2
Characteristics and Influencing Factors of Phosphorus Flows in the Crop-Livestock System of Fujian Province from 1985 to 2015
DongHui LIU1,2,ShiChang ZHANG3,Jing YANG1,2,MengYuan HUANG1,2,LiangQuan WU1,2

图6. 经济作物播种面积占比与化肥磷投入（A）、单位农牧产品磷损失（B）和PUEc（C）之间的关系 **: P<0.01

Fig. 6. Relationship between the proportion of sown area of cash crops and input of fertilizer P (A), unit phosphorus loss of crop-livestock products (B) and PUEc (C)