桑园用地定级探讨——以海安县为例

对于以种桑养蚕为特色产业的农用地定级区域,桑园用地面积占农用地总面积较大比例,对桑园用地进行定级,有利于桑园用地的集约有效利用,对保护地区特色产业具有重要的促进作用.以海安县为例,研究桑园用地定级中的几个关键问题,分析桑园用地定级因素因子选择、定级因素因子权重的确定、"定级因素-质量分"关系表的编制、因素因子影响分值计算、定级指数计算与级别的划分.

A Discussion on Mulberry Farmland Gradation——A Case Study of Hai'an County

Mulberry farmland has had a decent proportion of total agricultural land where mulberry planting and sericiculture are featured.Mulberry farmland gradation can benefit those areas in using the mulberry farmland intensively and efficiently,facilitating the protection of regional special industry consequently.With Hai'an County as an example,this paper discusses the key problems in mulberry land gradation,such as factors and sub-factors selection,weight determination of factors and sub-factors,gradation of factors and sub-factors,influence score calculation of factors and sub-factors,computation of gradation indices and grading.