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Countermeasure of sustainable agricultural development in the embankment regions of Dongting Lake
Author(s): 
Pages: 139-141
Year: Issue:  1
Journal: Ecology and Environmental Sciences

Keyword:  GetLinkList(KeywordFilter('洞庭湖区湖垸农业洪涝灾害退田还湖')'kw''CJFQ');
Abstract: 在调查分析洞庭湖区围湖垦殖和湖垸农业形成的历史的基础上,归纳了湖垸农业面临的生态环境问题:洪涝灾害发生频率加大;水面减少,生物多样性降低;环境污染严重,湿地生态功能衰退;土壤退化和潜育化严重;血吸虫病死灰复燃。并结合已有的经验,提出了湖垸农业可持续发展的对策措施:认真实施生态保护工程,减少泥沙淤积;调整湖垸农业结构,建立有利于避灾、减灾新模式;退田还湖,发展替代农业,发展莲藕、籽藕、茭白等水生经济植物种植;与企业结合,发展油菜、马铃薯、亚麻等工业原料作物;利用欧美杨耐涝性强的特点,在地势较高的季节性淹没的洲滩地,发展以林为主的林农复合经营模式,湖洲草地发展草食畜禽替代模式。
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