海南琼海市耕地施肥现状及对策

通过2004年琼海市耕地地力和施肥状况调查，共取水稻土土壤样品137个，其中冬种反季节瓜菜基地92个，其他田块45个。分析土壤养分和施肥状况的影响，对应提出以下4条改良和解决地力问题的措施：①抓好有机肥的施用，培肥地力，促进农产品优质高产；②氮、磷、钾化肥的平衡施用；③中量微量元素的平衡施用；④加强肥料质量监测，确保农民用上合格肥料

The Status and Countermeasures of Fertilization on Farmland in Qionghai City of Hainan Province

137 soil samples of paddy soil which include 92 soil samples of reverse-season vegetable planting-land and 45 soil samples of other cropland were sampled after investigated tilth fertility and fertilization status of Qionghai city in 2004. The influences of nutrients in the soil and fertilization were researched, and four countermeasures were suggested ad: ① organic fertilizer should be used, and tilth fertility should be cultivated, so the high quality and high yield of produce can be realized. ② the fertilizer of N, P, K should be balanceablely applied. ③ the mid-element and microelement should be balanceablely fertilized. ④ the quality of fertilizer should be supervised so that farmers can fertilized eligible fertilizer