含腐植酸喷施宝叶面肥降解土壤农药残留探讨

Humic Acid(2013)

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Abstract
研究结果表明,含腐植酸喷施宝叶面肥对降低土壤中草甘膦、乙草胺、三唑磷残留量有显著的促进作用,在使用草甘膦、乙草胺、三唑磷3种农药时,加入含腐植酸喷施宝叶面肥1500~2000倍,药后3天、7天采样土壤样品检测,在喷施等量农药下,添加含腐植酸喷施宝叶面肥,与不添加为对照相比:土壤中草甘膦的残留量降低16.52%、17.98%;乙草胺残留量降低42.98%、69.71%;三唑磷残留量降低24.49%、39.04%,检测结果经t测验,其差异均达到显著水平(P<0.01)。
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Key words
degradation,Penshibao with humic acid (HA),pesticide residues of soil
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