1)coefficient of humic acid stability,腐殖酸安全系数2)colour degree coefficient of humic acid,腐殖酸色度系数3)humification coefficient,腐殖化系数4)department of humic acid resin,腐殖酸系树脂5)coefficient of humus consumption,腐殖质消耗系数6)coefficient of humus decrease,腐殖质减少系数
用法例句
The study on the mineralization rate and humification coefficient of cake fertilizer in soil of tobacco field;
饼肥在植烟土壤中的矿化速率和腐殖化系数分析
Study on decomposition and humification coefficient of organic fertilizer in arid region;
干旱地区有机肥料腐解及腐殖化系数的研究
Humification coefficients and decomposition ratio of 7 sorts of organic matter,mineralization ratio of soil organic matter have then tested.