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塔里木公路防护林生态工程营建与维护
Authors
买光荣
周宏伟
+3 more
成和平
李生宇
相建民
Publication date
1 January 2006
Publisher
Abstract
塔里木公路防护林生态工程建设是在沙漠腹地生物防沙试验研究的基础上,依据公路沿线自然条件和立地条件,选择和确定防护林生态工程营建的植物种、林地结构布局以及灌溉方式。塔里木公路防护林生态工程全长436km,林带宽度72~78m,林带面积3128hm~2;植物种选用抗逆性极强的柽柳、沙拐枣、梭梭、胡杨、沙枣等灌木及乔木;树种配置采用行间混交,林带结构选用株行距为1m×2m或1m×1m;整体布局包括阻沙带和固沙带;灌溉方式为滴灌;水源为公路沿线的高矿化度地下水。初步观测表明,防护林工程防护效益和环境改善作用明显,防护林灌溉取水没有对地下水环境形成负面影响
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Last time updated on 29/11/2016