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本研究是《鄱阳湖区荒山荒地现状调查及开发利用规划》课题的一部分。为总结鄱阳湖区荒山荒地开发利用的生态效益和经济效果,我们对湖区主要用材树种台湾松、马尾松、湿地松、日本柳杉和日本扁柏的分布特点、生长情况及生长规律进行了调查研究,为今后合理开发利用荒山荒地,进行造林树种的选择,提供依据。一、调查研究方法在鄱阳湖区12个县(区)选择有代表性的林分,采用典型抽样方法,均匀没置标准地,在标准地内进行测树因子、立地因子和植被的调查。标准地面积1亩,方形或矩
This study is part of the project entitled “Survey of Current Situation of Barren Hills and Badlands in Poyang Lake Area and Development and Utilization Planning”. In order to summarize the ecological and economic effects of the development and utilization of barren mountain wasteland in Poyang Lake, we investigated the distribution characteristics, growth and growth of Taiwan timber, Pinus massoniana, Slash pine, Japanese cedar and Japanese cypress, For the reasonable development and utilization of barren hills and wasteland, afforestation tree species selection, provide the basis. I. Methods of investigation and study Select representative stands in 12 counties (districts) of Poyang Lake area and take a typical sampling method to investigate the tree-planting factors, site factors and vegetation in the standard area without any standard. Standard area of 1 acres, square or moment