amelioration of soils 中文意思是什麼
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I've heard that liebig has made some wonderful discoveries in the amelioration of soils.
我聽人說利比黑在改善土壤這方面有過很了不得的發現。 -
Amelioration of existing soils for building temporary
改善現有土壤，用於建設臨時 -
Soil amelioration and ample supply of nutrients in the form of fertilizers is needed to convert poor soils into productive agricultural land
土壤改良和增施肥料可使這些土壤逐步轉變成具有農業生產力的土壤。 -
Effects of different types of soil amelioration materials on reducing concentrations of pb and cd in brown rice in heavy metal polluted paddy soils
不同土壤改良劑對降低重金屬污染土壤上水稻糙米鉛鎘含量的作用
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