DESALINATION METHOD BY USING SLUDGE TO IMPROVE TOPSOIL OF SALINE AND ALKALINE LAND

A desalination method by using sludge to improve topsoil of a saline and alkaline land. The method includes the following steps: a) mixing the topsoil of the saline and alkaline land and the sludge to form a mixed zone having a permeability coefficient ranging from 1.0*10-6 to 5.0*10-5 cm/s; b) usin...

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Hauptverfasser:	LV, Yiyan, ZHU, Wei, ZHANG, Huiwen, SHU, Shi, WU, Silin, XIN, Pei, BAO, Jianping, WEI, Daiwei
Format:	Patent
Sprache:	chi ; eng ; fre
Schlagworte:	AGRICULTURE ANIMAL HUSBANDRY FISHING FORESTRY HUMAN NECESSITIES HUNTING PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES ORIMPLEMENTS, IN GENERAL SOIL WORKING IN AGRICULTURE OR FORESTRY TRAPPING
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