coefficient of humus equivalence

The study on the mineralization rate and humification coefficient of cake fertilizer in soil of tobacco field;

餅肥在植煙土壤中的礦化速率和腐殖化系數分析

Study on decomposition and humification coefficient of organic fertilizer in arid region;

干旱地區有機肥料腐解及腐殖化系數的研究

Humification coefficients and decomposition ratio of 7 sorts of organic matter,mineralization ratio of soil organic matter have then tested.

采用砂濾管法和田間試驗，結合室內分析，測定了７種有機物料的腐殖化系數、分解量以及土壤有機質礦化率。