稗对五氟磺草胺抗性种群的初步筛选

目录
摘要...........................................................1
关键词...........................................................1
Abstract...........................................................1
Key words...........................................................1
绪论...........................................................2
1研究背景...........................................................2
2研究进展...........................................................
3研究目的及意义...........................................................3
4研究内容...........................................................3
5技术路线...........................................................4
文献综述...........................................................5
形态特征和分布.....................................................5
1稗的形态特征...........................................................5
2稗的分布................................ *好棒文|www.hbsrm.com +Q: ￥351916072￥ 
...........................5
第二节 物候期特性和危害...................................................5
1 稗的物候期............................................................5
2 稗的危害..............................................................6
结实和种子休眠特性.................................................6
1稗的繁殖特性...........................................................6
2种子休眠特性.............................................................7
第四节 种子萌发和出苗生物学...............................................7
1 种子萌发特性............................................................7
2 出苗生物学..............................................................8
第五节 竞争性和化感作用...................................................8
第六节 稗的防控...........................................................8
1 农业防除................................................................8
1.1精选种子...............................................................8
1.2实行轮作...............................................................9
1.3合理密植...............................................................9
1.4适时施肥,早期灌水灭草..................................................9
1.5土壤深耕...............................................................9
2生物防治.................................................................9
2.1以菌灭草...............................................................9
2.2利用昆虫灭草...........................................................9
2.3利用动物灭草...........................................................9
2.4利用其他生物治草.......................................................9
3化学防治................................................................10

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