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Position: Home > Articles > EFFECT OF KEEPING SOIL WATER BY WATER-OSMOSIS PLASTIC MEMBRANE Journal of Shandong Agricultural University(Natural Science Edition) 2005,36 (3)

渗水膜覆盖保墒效应研究

作  者:
徐澜;安伟;郝建平
单  位:
山西农业科学院玉米研究所;山西农业大学农学院;山西忻州师范学院生化系
关键词:
渗水地膜;小雨量利用;覆盖栽培
摘  要:
试验采用新型覆盖材料——渗水地膜,对其保墒效应进行了研究;结果表明:①渗水膜周年覆盖实现了小雨量资源有效化,增加了土壤含水量,尤其是冬春季节的降水由于渗水膜的单向渗水特性而得以膜下保存。②渗水膜中后期的保墒、提墒效果明显,春季干旱时,土壤水分供给的缓冲性能较好,0-60cm土层渗水地膜覆盖土壤含水量比普通地膜覆盖增加8%左右。
译  名:
EFFECT OF KEEPING SOIL WATER BY WATER-OSMOSIS PLASTIC MEMBRANE
作  者:
XU Lan,AN Wei, HAO Jian-ping Xinzhou Teachers Univeristy , Xinzhou Shanxi 034000, China Maize Research Institute,Xinzhou Shanxi 034000, China Shanxi Agriculture Univeristy, Taigu Shanxi 030801, China
关键词:
water-osmosis plastic membrane, small rainfall resource utilization,covering cultivation
摘  要:
The experiment was designed to study on effect of keeping soil water by water-osmosis plas-tic membrane, the result indicated:Water-osmosis mulching in autumn realized the rainfall validated, and had the functions in water storage, especially during winter-spring period the rainfall was saved under the membrane based on the character of water-osmosis plastic membrane-rainfall penetration into soil. So water-osmosis plastic membrane was better than others when the maize needed water.

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