Soil available nutrient 土壤速效养分 ; 土壤有效性养分 ; 土壤有效养分
available of soil nutrient 养分有效性
soil available nutrient status 土壤速效养分状况
soil available nutrient coefficient 土壤有效养分系数
available nutrient of soil [土壤] 土壤有效养分
soil available nutrient use efficiency 土壤有效养分利用系数
available nutrient in soil 土壤速效养分
The coherency test also results that the coherency between soil enzymes and available nutrient in the film-covered film is higher than that in the no-film-covered field.
从相关性测定亦表明：覆膜处理耕层主要土壤酶与有效养分之间相关性高于未覆膜处理。
Enhancement of soil available nutrient was highest in treatment 1, treatment 4 and 5 on the second place.
土壤中的有效养分的增加以处理1为最高，其次为处理4和处理5。
The results indicated that the soil organic matter and total N of 26-year-old PBCA stand increased. the activities of soil biochemistry strengthened. the amount of available nutrient supply enhanced.
得出结果：26年生杉阔轮栽模式土壤有机质和全N含量增加．土壤生化活性加强．土壤速效养分供应量增强；
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