摘要
掌握不同生态条件下的玉米田杂草发生种类及优势种群情况,对于制定杂草综合治理方案,科学选用化学除草剂及其配套技术具有十分重要的指导意义。本文从生态学角度对吉林省玉米田杂草种群数量和群落组成进行了系统研究。结果表明,吉林省玉米田常见杂草有39种,分属16科。并根据不同生态区杂草的危害程度和优势度,确定了不同生态区主要杂草群落组成。
Knowing weed species and dominant population situation in the corn field under different ecological environment condition has important significance to draw up a comprehensive treatment scheme to control weed by using herbicides and other supporting measures. An investigation of weed species and their population in corn field of Jilin Province was carried out. The results indicated that there were 39 species of weeds, which belonging to 16 families. Main weeds population in different ecological zones of Jilin Province was gained according to the damage level and situation of dominant population.
出处
《吉林农业科学》
CSCD
2009年第2期36-39,58,共5页
Journal of Jilin Agricultural Sciences
基金
国家“粮食丰产科技工程”资助项目(2006BAD02A10-7-3)
关键词
玉米田
杂草
调查
Corn field
Weed
Investigation
