土壤检测 第22部分:土壤田间持水量的测定-环刀法
Soil testing--Part 22:Cutting ring method for determination of field water--holding capacity in soil
2010-07-08
NY/T 1121.16-2006
土壤检测 第16部分：土壤水溶性盐总量的测定
Soil Testing Part 16:Method for determination of total water-soluble salt
2006-07-10
DIN 19684-3
Methods of soil investigations for agricultural water engineering - Chemical laboratory tests - Part 3: Determination of the loss on ignition and the residue of soil after ignition
农业水利工程土壤调查方法化学实验室试验第3部分:着火损失和着火后土壤残渣的测定