The 202 soil samples were analyzed and diagnosed by using the systematic research method of soil nutrient condition .
应用“土壤养分状况系统研究法”对吉林省202个土壤样品化验分析和生物诊断。
The 202 soil samples were analyzed and diagnosed by using the systematic research method of soil nutrient condition .
应用“土壤养分状况系统研究法”对吉林省202个土壤样品化验分析和生物诊断。
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