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以豫东黄河故道防护林为调查材料,选择其中的一部分作为调查重点,即商丘市梁园区、民权区防护林。经过实地考察和多方搜索资料,将防护林改建前后商丘地区的生态条件进行对比,从生态效益的角度着重分析防护林在防风固沙、防止小麦干热风、防止霜冻、防止旱涝灾害等方面的效益,由此说明豫东黄河故道防护林改善了该地区的生态环境,从而提高了当地人民的生活水平。同时,还对该地防护林的现存问题提出了几点建议。
In order to investigate the Yellow River old shelterbelts in the eastern part of the Yellow River, a part of which is selected as the survey focus, namely Liangyuan District and Civil Rights Area shelterbelt in Shangqiu City. After field investigation and multi-source search, the ecological conditions of Shangqiu area before and after the rebuilding of shelterbelts are compared, and the benefit of shelterbelts in windbreak and sand fixation, prevention of dry and hot wind of wheat, prevention of frost and prevention of droughts and floods are analyzed from the perspective of ecological benefits. This shows that the Yudong Yellow River Old Course Shelterbelt improved the ecological environment in the area, thus improving the living standards of local people. At the same time, some suggestions on the existing problems of shelterbelts in this area are also put forward.