畜禽有机肥磷素在冬小麦上替代化肥磷当量研究
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徐久凯,袁亮,温延臣,张水勤,林治安,李燕婷,李海燕,赵秉强
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Phosphorus Fertilizer Replacement Value of Livestock Manure in Winter Wheat
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XU JiuKai,YUAN Liang,WEN YanChen,ZHANG ShuiQin,LIN ZhiAn,LI YanTing,LI HaiYan,ZHAO BingQiang
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表6 磷素回收率与相对化肥磷素的等效值
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Table 6 The equivalent value of mineral phosphorus and recovery rate
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项目
Item | 施磷量
P2O5 rate (mg·kg-1) | 不同肥料品种 Different type of fertilizers | | 猪粪 Pig manure | 鸡粪 Chicken manure | 牛粪 Cattle manure | 化肥 Chemical fertilizer | 磷素回收率
Phosphorous recovery ratio (%) | 20 | 55.82a AB | 48.15a B | 72.18a A | 66.45a AB | | 40 | 52.85a A | 50.70a A | 55.03b A | 61.80abA | | 60 | 47.01ab A | 40.89ab A | 46.52bc A | 52.10abc A | | 80 | 38.82ab B | 42.68ab A | 39.43cB | 48.62bc A | | 100 | 32.04lb B | 32.33b B | 34.88c AB | 40.03cA | 化肥磷素等效值
Chemical phosphorus equivalent value (%) | 20 | 84.02 | 72.46 | 108.63 | -- | | 40 | 87.36 | 82.05 | 89.04 | -- | | 60 | 90.24 | 78.50 | 85.82 | -- | | 80 | 79.84 | 87.78 | 81.10 | -- | | 100 | 80.03 | 80.76 | 87.15 | -- |
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