稷山县土壤养分状况与平衡施肥

Soil Nutrient Conditions and Balanced Fertilization in Jishan County

土壤养分状况反映着耕地综合生产能力的大小,如何根据土壤养分现状,改变传统的施肥方法,进行科学合理施肥,是保护耕地质量的关键。2005—2007年,对稷山县16个乡镇的土壤养分状况与施肥现状进行了调查分析,按照全县不同区域化肥肥效的规律,将3.67万hm2耕地划分为5个化肥肥料一级区和5个合理施肥二级区,并提出了相应的施肥对策。

Soil nutrient conditions are symbols of comprehensive production capacity of cultivated land.How to change the traditional methods of fertilization to give scientific and reasonable fertilization according to the soil nutrient status were the keys to the protection of arable land quality.The soil nutrient conditions and fertilization status were investigated and analyzed for 16 township of Jishan county in 2005-2007.According to the different regional fertilization law,36 700 hectares of arable land was divided into 5 fertilizer levels the first-grade regions and 5 rational fertilization levels the second-grade regions,and the corresponding countermeasures of fertilization put forward.