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 1234-2015
森林土壤钾的测定
Potassium determination methods of forest soils
2015-10-19
NY/T 889-2004
土壤速效钾和缓效钾含量的测定
Determination of exchangeable potassium and non-exchangeable potassium content in soil
2005-01-04
LY/T 1240-1999
森林土壤交换性酸的测定
Determination of exchangeable acidity in forest soil
1999-07-15
LY/T 1263-1999
森林土壤交换性锰的测定
Determination of exchangeable manganese in forest soil
1999-07-15
LY/T 1245-1999
森林土壤交换性钙与镁的测定
Determination of exchangeable calcium and magnesium in forest soil
1999-07-15
LY/T 1243-1999
森林土壤阳离子交换量的测定
Determination of cation exchange capacity in forest soil
1999-07-15
LY/T 1244-1999
森林土壤交换性盐基总量的测定
Determination of total exchangeable base in forest soil
1999-07-15
LY/T 1248-1999
碱化土壤交换性钠的测定
Determination of exchangeable sodium in alkaline soil
1999-07-15
GOST 26950-1986
Почвы. Метод определения обменного натрия
土壤可交换钠的测定方法
GOST 26427-1985
Почвы. Метод определения натрия и калия в водной вытяжке
土壤水提取物中钠和钾的测定方法
GOST 26210-1991
Почвы. Определение обменного калия по методу Масловой
土壤通过Maslova法测定可交换钾
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
1999-07-15
HJ 649-2013
土壤 可交换酸度的测定 氯化钾提取-滴定法
Soil. Determination of exchangeable acidity by potassium chloride extraction. Titration method
2013-06-03