吉林省固沙防护林的小气候效益

Effects on Microclimate of Shelter Forest of Sand Binding in Jil in Province

吉林省中、西部地区冬、春季气候干旱、多大风风沙天气，各类沙地风沙危害严重，本文通过时吉林省４０多年来营造的固沙防护林的调查，研究了固沙防护林带及其邻近地区的小气候效益；固沙防护林带内的小气候效益；固沙防护片林及其小气候效益；并对今后营造固沙防护林提出意见。

In the central and western parts of Jilin province,the climate is dry in win-ter and spring,there are a great areas of sand dune.According to the investigation of shelter-brest of sand dune for fourty years’the paper adduces the programs as following:the shel-ter-belts of sand binding and the effects on microclimate,the block plantation of sand bindingand the effects on microclimd te.And it puts forward constructing suggestions of shelter-forestof sand binding.