现行

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

现行

LY/T 1234-2015

森林土壤钾的测定
Potassium determination methods of forest soils

2015-10-19

现行

LY/T 1234-1999

森林土壤全钾的测定
Determination of total potassium in forest soil

1999-07-15

现行

LY/T 1236-1999

森林土壤速效钾的测定
Determination of available potassium in forest soil

1999-07-15

现行

LY/T 1235-1999

森林土壤缓效钾的测定
Determination of slow release potassium in forest soil

1999-07-15

现行

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

现行

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

现行

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

现行

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

现行

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

现行

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

现行

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

现行

GOST 26950-1986

Почвы. Метод определения обменного натрия
土壤可交换钠的测定方法

现行

GOST 26210-1991

Почвы. Определение обменного калия по методу Масловой
土壤通过Maslova法测定可交换钾

现行

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

现行

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 plant and forest floor

1999-07-15

现行

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,copperand zinc in forest plant and fores floor

1999-07-15