山西省晋中市春播谷田杂草发生情况调查与分析  

Investigation and Analysis on Occurrence of Weeds inSpring Sowing Millet Fields in Jinzhong City,Shanxi Province

作　　者：宋喜娥[1] 郭浩璇 刘亚楠 周浩 郭帅 原向阳[1] 董淑琦[1] 杨雪芳 温银元[1] 赵娟[1] 申洁[1] 郭平毅[1] SONG Xi-e;GUO Hao-xuan;LIU Ya-nan;ZHOU Hao;GUO Shuai;YUAN Xiang-yang;DONG Shu-qi;YANG Xue-fang;WEN Yin-yuan;ZHAO Juan;SHEN Jie;GUO Ping-yi(College of Agriculture,Shanxi Agricultural University,Taigu 030801,China)

机构地区：[1]山西农业大学农学院,山西太谷030801

出　　处：《杂草学报》2020年第2期9-15,共7页Journal of Weed Science

基　　金：国家现代农业产业技术体系建设专项(编号:CARS-06-13.5-A28);山西农业大学青年拔尖创新人才支持计划(编号:TYIT201406);山西省科技重点研发项目(编号:2015-TN-09);山西省重点研发计划(编号:201903D221030)。

摘　　要：为明确山西省晋中市春播谷田杂草发生情况,在晋中市春播谷子种植区选取具有代表性的4个县、乡镇,共12块样地,采用倒置“W”取样方法,对杂草发生情况进行调查与分析。结果表明:晋中市春播谷田杂草共有14科30属31种,其中禾本科杂草7种,占杂草总量22.58%,阔叶杂草24种,占杂草总量77.42%;一年生杂草23种,占74.19%,多年生杂草8种,占25.81%。优势杂草为稗草(Echinochloa crusgalli)、反枝苋(Amaranthus retroflexus)、藜(Chenopodium album)、狗尾草(Setaria viridis)4种。不同县、乡镇杂草种类和相对优势度存在一定差异。The occurrence of weeds in spring sowing millet fields in Jinzhong City,Shanxi Province,was determined by surveying 12 sample plots from 4 representative counties and towns.There were 31 species of weeds belonging to 30 genera and 14 families in Jinzhong spring sowing millet fields,among them,7 Poaceae species accounted for 22.5823%and 24 species of broad-leaved weeds accounted for 77.42%,while 23 species of annual weeds accounted for 74.19%,and 8 species of perennial weeds accounted for 25.81%.Echinochloa crus-galli,Amaranthus retroflexus,Chenopodium album and Setaria viridis were the dominant weeds.There were some differences in weed species and relative dominance among different counties and towns.

关 键 词：春播谷田 杂草种类 相对多度 优势种群 杂草防控 

分 类 号：S451[农业科学—植物保护]