新罗区耕地土壤速效钾含量动态变化与施肥对策

摘要

对比2010年土壤普查结果与1980年和2003年土壤普查结果,分析新罗区耕地土壤速效钾含量变化原因,并提出耕地土壤速效钾施肥建议。%Based on comparing the soil investigation result in 2010 with which in 1980 and 2003,the change reason of available potassium of farmland soil in Xinluo district was analyzed and some fertilization suggestions on applying available potassium to farmland soil was put forward in this paper.