森林土壤钾的测定
Potassium determination methods of forest soils
2015-10-19
LY/T 1246-1999
森林土壤交换性钾和钠的测定
Determination of exchangeable potassium and sodium in forest soil
1999-07-15
LY/T 1254-1999
森林土壤全钾、全钠的测定
Determination of total potassium and total sodium in forest soil
1999-07-15
LY/T 1271-1999
森林植物与森林枯枝落叶层氮、磷、钾、钠、钙、镁的测定
Determination of total nitrogen, phosphorus, potassium, sodium, calcium, magnesium in forest soil
1999-07-15
LY/T 1270-1999
森林植物与森林枯枝落叶层全硅、铁、铝、钙、镁、钾、钠、磷、硫、锰、铜、锌的测定
Determination of total silica, iron, aluminium, calcium, magnesium, potassium, sodium, phosphorus, sulphur, manganese, copper and zinc in forest soil