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《Northern Horticulture》 2009-07
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Effects of Potassium Humate on Soil Fertilizers in Huangguan Pears

SUN Huan-qing,SU Chang-qing(Department of Life Science,Hengshui College,Hengshui,Hebei 053000,China)  
Effects of potassium humate on the soil humus,nitrogen,phosphorus,potassium in Huangguan pears were studied.The results indicated that potassium humate could increase the contents of humus,nitrogen,phosphorus and potassium in soil greatly,but couldn't affect the entire nutrients of soil any more.Potassium humate can make the constuction of soil better and improve its fertilizer efficiency.
【Fund】: 河北省科技攻关资助项目(6220161)
【CateGory Index】: S661.2
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