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2 鸡粪、猪粪和牛粪中各形态磷占总磷比例
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Table 2 Phosphorus fractions in chicken manure, pig manure and cattle manure (%)
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项目 Item | 不同肥料品种 Different types of fertilizer | 猪粪 Pig manure | 鸡粪 Chicken manure | 牛粪 Cattle manure | H2O-Pi | 12.55 ±0.95 | 17.62±0.95 | 13.19 ±0.16 | H2O-Po | 3.64±0.10 | 3.61±0.03 | 8.61±0.19 | NaHCO3-Pi | 12.17±0.24 | 13.91±0.40 | 12.61±0.53 | NaHCO3-Po | 4.36 ±0.28 | 2.95±0.26 | 18.98 ±0.22 | NaOH-Pi | 13.66±0.37 | 2.06±0.15 | 8.21±0.15 | NaOH-Po | 3.28±0.10 | 5.33±0.28 | 10.64±0.45 | HCl-Pi | 35.69±0.91 | 48.94±2.00 | 9.54 ±0.11 | HCl-Po | 7.76±0.22 | 0.00±0.00 | 9.29±0.50 | residual-P | 6.89±0.31 | 5.65±0.16 | 8.93±0.20 |
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