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LI Yin-ping;XU Wen-xiu;LI Qin-qin;ZHAO Shuang-yin;YANG Tao;HOU Song-shan
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李银平;徐文修;李钦钦;赵双印;杨涛;侯松山
摘要: 选用草木樨、毛苕子、沙打旺三种绿肥在连作棉田上进行压青试验,研究三种绿肥生物量、植株养分含量及压青后对连作棉田土壤养分的影响.结果表明:三种绿肥中均以草木樨的生物量和植株养分含量最高;三种绿肥压青后对棉田土壤有机质、速效养分也均有一定的影响,其中沙打旺压青后对土壤有机质、土壤速效养分的提高最为明显,有机质提高了15.9;,速效氮提高了28.8;,尤其是沙打旺的富磷、富钾作用更为显著,压青后使土壤速效磷和速效钾分别提高了62.0;和78.4;,三种绿肥以沙打旺培肥效果最好,可作为与棉花间作或轮作倒茬的最佳绿肥.
LI Yin-ping;XU Wen-xiu;LI Qin-qin;ZHAO Shuang-yin;YANG Tao;HOU Song-shan. Effect of Green Manure Application on Soil Fertility in Cotton Fields[J]. .
李银平;徐文修;李钦钦;赵双印;杨涛;侯松山. 绿肥压青对棉田土壤肥力的影响[J]. .
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