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8 施用不同来源磷素对土壤速效磷含量的影响
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Table 8 Effects of different sources of phosphorus on soil available phosphorus content
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施磷量
P2O5 rate (mg·kg-1) | 速效磷含量 Available phosphorus (mg·kg-1) | | 猪粪 Pig manure | 鸡粪 Chicken manure | 牛粪 Cattle manure | 化肥 Chemical fertilizer | | 0 | 4.77±0.65d A | 4.77±0.65d A | 4.77±0.65d A | 4.77±0.65d A | | 20 | 6.27±0.82c A | 4.52±0.40d C | 5.16±0.53cd BC | 5.41±0.89d B | | 40 | 7.03±1.17c AB | 5.82±0.76c C | 5.97±0.61c BC | 7.35±1.09cd A | | 60 | 9.04±1.68bA | 8.18±1.15b A | 8.21±0.71b A | 8.50±2.74bc A | | 80 | 8.82±1.14b B | 7.91±0.62b B | 8.38±0.91b B | 10.37±1.80b A | | 100 | 11.50±1.02a A | 9.61±1.05a B | 10.45±1.24a AB | 12.20±2.24a A |
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