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时间:2018-03-08
《2007年高考英语试题及参考答案(辽宁卷)》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、毕业论文(设计)题目水葫芦对水质影响的研究学生姓名卢海龙学号20051337007院系环境科学与工程学院专业应用化学指导教师高桂枝二OO九年月日19目录引言......................................................................................31背景(水葫芦的背景知识)..................................................................31.1简介...
2、............................................................................31.2形态特征...........................................................................41.3生态习性..........................................................................41.4用途与危害...
3、.....................................................................41.5入侵状况..........................................................................52材料与方法..............................................................................52.1水葫芦的生长地基本情况..
4、..........................................................52.1.1浙江钱塘江....................................................................52.1.2无锡太湖......................................................................62.1.3南京秦淮河.........................
5、...........................................62.2实验设计..........................................................................62.2.1实践方案.......................................................................62.2.2评价标准.....................................
6、.................................62.2.3分析指标及其分析方法..........................................................63结果与讨论..............................................................................83.1南京秦淮河....................................................
7、....................83.2无锡太湖..........................................................................93.3浙江钱塘江........................................................................93.4三种水样水质结果与分析.......................................................
8、.....114治理水葫芦泛滥及国家所采取的措施........................................................114.1人工打捞清除.......................................................................84.2化学防除...........................................................
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