watering arrangement with perforated pipe-line located above the soil
土壤研究，土壤调查
soil investigation
暂无补充释义。
soil investigation
暂无补充释义。
watering arrangement with perforated pipe-line located above the soil
soil working agriculture, forestry
soil dilution plating technique
brown steppe soil
soloti(=soloth soil)
crust soil
half bog soil
subsurface soil