And the soil nutrient elements has been improved in different extent than that of sloping-farmland.
同时，林地土壤水分相对坡耕地有不同程度的改善。
Analyzing soil nutrient elements is quite meaningful to tea-planting and its suitability assessment.
对土壤中的营养元素进行分析，对于茶树种植及宜种性评价意义深远。
The fly ash possesses definite water-adsorption capacity, and it also contains various nutrient elements so that it may improve quality of soil obviously.
粉煤灰具有一定的吸水能力，其本身含有多种养分元素，可以明显改良土壤理化性质。
This paper made a dynamic study of the seasonal variation of nutrient elements in the fine roots and soil from Alnus cremastogyme Burk plantations, and of the relationship between them.
对桤木人工林细根、土壤养分含量的季节变化及其两者之间的关系进行了研究。
This paper made a dynamic study of the seasonal variation of nutrient elements in the fine roots and soil from Alnus cremastogyme Burk plantations, and of the relationship between them.
对桤木人工林细根、土壤养分含量的季节变化及其两者之间的关系进行了研究。
应用推荐