前阳公社胜利大队有50多年种稻历史,过去由于单施氮肥,土壤中含磷量逐渐减少,水稻病害多,易倒伏,千粒重降低。1973年,全大队苗田全部用氨化过石和农肥做底肥;本田将近二分之一施了农肥,其余施用氨化过石做铺肥(亩施60斤过石,15斤氨水)。实践证明,施磷肥的水稻发棵早,分蘖 Former Yugoslav Commune Victory Brigade has more than 50 years of paddy history. In the past, due to the single application of nitrogen fertilizer, the amount of phosphorus in the soil gradually decreased. Rice diseases were prone to lodging and grain weight was reduced. In 1973, the entire brigade Miao of all ammoniated over stone and fertilizer to make base fertilizer; nearly half of Honda was applied to the fertilizer, the other application of ammoniated stone to make fertilizer (Mushi Shi 60 pounds over stone, 15 pounds of ammonia). Practice has proved that the phosphorus fertilizer of rice trees early, tillering