Oases in Hexi Corridor was taken as examples for studying the forest coverage of oases in arid sandy area.
以甘肃河西走廊绿洲为例,就干旱风沙区绿洲森林覆盖率进行了研究。
The monitoring of soil moisture dynamics is a key technique for agricultural and forestrial production of sandy area.
沙地水分定位动态监测是沙区农业、林业生产中的一项重要措施。
Poplar afforestation test with various soil preparation specifications was carried out in the sandy area of the Yellow River.
在黄泛沙地上进行毛白杨不同整地规格造林试验。
The characteristics of alfalfa growth in the semi-arid sandy area for different buried depths of underground drip irrigation are studied.
研究了半干旱沙区不同滴灌带埋设深度下紫花苜蓿的生长特性。
The resources status of shrub in sandy area, production situation and development trend of panelboard made from shrub in sandy area were introduced.
叙述了沙生灌木资源状况以及沙生灌木材人造板的生产现状和发展趋势。
This paper describes the improvement of the locomotive air filter and lubricating oil filter, on-board oil heating, clean system and the strainer core in windy and sandy area in details.
介绍了风沙地区内燃机车空气滤清系统、机油地面净化加温装置、机油滤清器滤芯的研究、试验以及使用效果。
The reasonable development and utilization of Caragana feed can widen feed resource in arid and sandy area, relieving the stocking pressure on grassland and improve ecological environment.
柠条饲料合理开发利用可以拓宽干旱沙区饲料资源,缓解草原压力,改善生态环境。
The effects of the sandbreak forest system in Yulin sandy area on the sandbreak, soil improvement and natural vegetation recovery were studied by investigating their configuring structure and species.
通过对陕北榆林风沙区防风固沙林体系的配置结构、树种组成、防风固沙效益、改良土壤的作用以及对天然植被的影响等的调查、观测和分析,结果表明:其配置结构较为合理,生态效益较为显著。
The effects of the sandbreak forest system in Yulin sandy area on the sandbreak, soil improvement and natural vegetation recovery were studied by investigating their configuring structure and species.
通过对陕北榆林风沙区防风固沙林体系的配置结构、树种组成、防风固沙效益、改良土壤的作用以及对天然植被的影响等的调查、观测和分析,结果表明:其配置结构较为合理,生态效益较为显著。
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