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本文对2006-2012年巴州各县(市)测土配方施肥项目耕地土壤养分数据汇总分析,结果显示巴州土壤有机质、全氮、碱解氮含量处于中下等水平;有效磷含量已经有所提高,处于中等水平;速效钾含量目前处于中上等水平,部分地区的老耕地出现了缺钾的现象,提出巴州目前“施氮稳磷补钾”的施肥指导原则。
This paper summarizes and analyzes the data of cultivated land and soil nutrients in all the counties (cities) of Bazhou from 2006 to 2012. The results show that the content of soil organic matter, total nitrogen and available nitrogen in Bazhou are at the lower and middle levels. The effective phosphorus content Increased, at a moderate level; available potassium is currently in the upper and middle levels, some regions of the arable land appeared the phenomenon of potassium deficiency, Bazhou present “nitrogen and phosphorus phosphorus and potassium ” fertilization guidelines.