Soil quality - Determination of effective cation exchange capacity and base saturation level using barium chloride solution (ISO 11260:2018); German version EN ISO 11260:2018— 18 стр.
Soil quality - Determination of exchangeable acidity using barium chloride solution as extractant (ISO 14254:2018); German version EN ISO 14254:2018— 12 стр.
Soil quality - Determination of exchangeable acidity using barium chloride solution as extractant (ISO 14254:2018); German version EN ISO 14254:2018— 12 стр.