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蔗田系统生态经济效益分析——以广西1994~2003年蔗田生态系统为例 被引量:1

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摘要 文章运用统计分析方法、经济效益与生态效益比较分析的方法,利用广西壮族自治区统计局农村调查队1994~2003年的统计数据,对广西蔗田生态系统初级生产力、持续生产力及其生态效益、经济效益进行分析,认为广西蔗田生态系统的238.85%的投资收益率和巨大的经济效益主要通过对自然气候条件、蔗田系统地力的掠取获得,要维持蔗田生态系统的物质循环的平衡,需要增施农家肥等有机肥料,保持土壤肥力,才能维持与增进蔗田系统的生态经济效益。
出处 《经济与社会发展》 2008年第1期94-98,共5页 Economic and Social Development
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