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本文以黑龙江农垦八五五农场2006~2009年“3414”肥料试验和土壤化验数据为依据,分析了M3(Mehlich3)测试方法与常规测试方法的相关性,初步建立了八五五农场玉米农田中土壤磷、钾的养分丰缺指标体系。
In this paper, based on the data of soil fertility test and soil test from August 2006 to August 2005 in Farm Farm of 855 in Heilongjiang Province, the correlation between the test methods of M3 (Mehlich3) and conventional test methods was analyzed. The preliminary establishment of 855 farms Farmland phosphorus and potassium nutrients abundance index system.