苏北淤泥质海岸防护林土壤水分的研究 关键词 淤泥质海岸 防护林 土壤含水量 [gap=1194]Key words Silting coast，Protective forest，Soil moisture content
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protective forest belt 护田林带 ; 防护林带
Coastal Protective Forest 沿海防护林
farm protective forest system 农田防护林体系
city protective forest 城市防护林
strip protective forest 窄带防护林
Protective maturity is the key in protective forest management.
防护成熟是经营防护林的核心问题。
As there is no fuelwood forest in Haikou city, the firewood is collected chiefly from the protective forest and timber forest.
在没有薪炭林的海口市，薪柴主要来源于防护林和用材林。
To meet the needs of protective forest engineering construction and management, it is necessary to develop the forest resources management information system.
为满足各级林业部门防护林建设工程管理的需要，研制开发防护林森林资源管理信息系统已经十分必要。
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