cover soil meaning in Chinese

苗床营养土

Optimization of model of covering soil layer inside levee for dongting lake region by seepage fem
洞庭湖区堤内压盖模型渗流有限元优化
Study on stability of veneer cover soil of variational thickness on the slope of expansive soil subgrade
膨胀土路基边坡变厚式封面层稳定性实验研究
Stability analysis of the cover soil on geosynthetic lined slope in waste landfill based on rainfall seepage
渗流作用下垃圾填埋场封盖坡体稳定性分析
Study on controlling weeds in soybean land by covering soil surface with sprays of 50 ec of prometryne , 2 , 4 - d and acetochlor between sowing and emergence
乙183 ;二183 ;扑乳油播后苗前土壤封闭防除大豆田杂草田间药效试验
Due to the detrimental effects of soil disturbance , fertilization of perennial forage crops , established pastures , and silviculture systems ; are obviously highly dependent upon surface application on residue covered soil
在多年生牧草、牧场和造林体系上，由于翻动土壤会产生不利影响，施肥显然主要是在有残茬的土壤上表施。