Principles for the evaluation of the content of selected chemical elements in soils
Edition 2017-11-01

Principles of soil function evaluation
Edition 2013-03-15

Soil and waste properties - Determination of organic carbon and humus content by dry combustion taking into account carbonates and elemental carbon
Edition 2021-12-15

Chemical analyses of soils - Determination of carbonate taking into account air pressure and temperature
Edition 2016-07-01

Chemical analyses of soils - Method for the extraction of elements with a mixture of nitric-acid and perchloric-acid
Edition 2013-11-15

Chemical analyses of soils - Extraction of the effective exchangeable cations Ca++, K+, Mg++, Na+ and Al+++, Fe+++, Mn++ and H+ by bariumchloride solution and determination of the exchange capacity
Edition 2014-03-15

Chemical analysis of soils - Determination of "plant-available" phosphorus and potassium by the calcium-acetate-lactate (CAL)-method
Edition 2019-08-01

Chemical analysis of soils - Extraction of heavy metals by EDTA
Edition 2014-11-01

Chemical analyses of soils - Extraction for the determination of "plant available" boron
Edition 2010-12-01

Chemical analyses of soils - Determination of mineral nitrogen by extraktion with calcium chloride solution - Nmin method
Edition 2020-08-15