1、

hydrogeological investigation for soil amelioration

一上壤改良水文地质勘查

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2、

A . splendens is a pioneer plant in saline alkali soil amelioration.

芨芨草是盐碱化土地改良中的先锋草种.

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3、

Study on Effect of Soil and Water Conservation Vegetation on Soil Amelioration in Hilly Region

山地水土保持林改良土壤效应的研究

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4、

Article 32 The local people's governments at and above the county level may demand units which occupy cultivated land to use the topsoil of the land occupied for use in the newly reclaimed land, poor land or other cultivated land for soil amelioration.

第三十二条县级以上地方人民政府可以要求占用耕地的单位将所占用耕地耕作层的土壤用于新开垦耕地、劣质地或者其他耕地的土壤改良。

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6、

research on amelioration of the secondary saline soil in the influenced zone by oil well

油井影响区次生盐化土改良试验

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7、

Study of Amelioration to Lateritic Red Soil by Copolymer of Humic Acids Grafted Vinyl Monomer

腐植酸接枝共聚物对赤红壤改良的研究

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8、

Study on amelioration effect of salt-affected soil on argillaceous seashore on northern China

北方沿海泥质海岸盐渍土改良措施及效应

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9、

Amelioration of soil media during Ecological Restoration in the mining wasteland

矿山废弃地生态恢复基质改良研究

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10、

The desalting and amelioration effects on meadow saline soil of growing Rumex K-1

鲁梅克斯对草甸盐土的改土效应研究

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11、

The Study on Synthetical Amelioration of Sloping fields of Thin Layer Black Soil

坡耕地薄层黑土综合培肥的研究

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