有机肥替代化肥对水稻产量、土壤肥力及农田氮磷流失的影响

马凡凡,邢素林,甘曼琴,刘佩诗,黄瑜,甘晓玉,马友华

Effects of Organic Fertilizer Substituting for Chemical Fertilizer on Rice Yield, Soil Fertility and Nitrogen and Phosphorus Loss in Farmland

Fanfan Ma,Sulin Xing,Manqin Gan,Peishi Liu,Yu Huang,Xiaoyu Gan,Youhua Ma

表1 不同处理的肥料施用量

Table 1 Fertilizer application rates of different treatments kg/hm2

处理 Treatment 猪粪有机肥 Pig manure organic fertilizer 秸秆有机肥 Straw organic fertilizer 尿素 Urea 过磷酸钙 Superphosphate 氯化钾 Potassium chloride CK 0 0 0 0 0 CF 0 0 417.39 400 137.50 M1 2 866 0 292.17 0 50.10 M2 4 776 0 208.70 0 0 M3 9 552 0 0 0 0 F1 0 2 451 292.17 0 76.22 F2 0 4 085 208.70 0 35.37 F3 0 8 170 0 0 0