生物磷钾肥是一种能将土壤中难溶性的磷钾变成可溶性磷钾的新型化肥。这种肥料对改善植物营养条件,发挥土壤潜在肥力有很大作用。1992年,内黄县在棉花、花生、小麦、果树、蔬菜、红薯等作物上应用均有显著的效果。棉花亩施生物磷钾肥2.5kg,1.6万亩棉花平均亩增产皮棉15kg,增产率15％以上;花生每亩用0.5kg拌种,2kg追施,应用7500亩,平均亩增30％;蔬菜亩施1.5 Biological phosphorus and potassium fertilizer is a kind of new-type fertilizer that can make insoluble phosphorus and potassium in soil become soluble phosphorus and potassium. This kind of fertilizers has a great effect on improving plant nutrition condition and exerting the potential fertility of soil. In 1992, Neihuang County had significant effects on crops such as cotton, peanut, wheat, fruit trees, vegetables and sweet potatoes. 2.5kg of cotton muslin biological phosphorus and potassium, an average of 16000 acres of cotton yield lint 15kg, yield 15%; peanut 0.5kg per acre with seed dressing, 2kg top dressing, the application of 7500 acres, an average of 30% increase in acres; Shi 1.5