乌兰察布胡麻连作田杂草种类及优势种杂草调查  

Investigation on Weed Species and Dominant Weeds in Continuous Cropping Flax Field in Ulanqab City

作　　者：张存霞 刘金善 刘凯 叶朝晖 曹彦 黄文娟 贾海滨 赵发屺 ZHANG Cun-xia;LIU Jin-shan;LIU Kai;YE Chao-hui;CAO Yan;HUANG Wen-juan;JIA Hai-bin;ZHAO Fa-qi(Agriculture and Forestry Research Institute in Ulanqab City,Ulanqab,012000,China;Agricultural and Animal Husbandry Comprehensive Administrative Law Enforcement Brigade of Huade County,Inner Mongolia Autonomous Region,Huade 013350,China)

机构地区：[1]乌兰察布市农林科学研究所,内蒙古乌兰察布012000 [2]内蒙古自治区化德县农牧业综合行政执法大队,内蒙古化德013350

出　　处：《杂草学报》2022年第2期24-30,共7页Journal of Weed Science

基　　金：国家特色油料产业技术体系建设专项(编号:CARS-14-2-09)。

摘　　要：为明确乌兰察布市胡麻连作田杂草种类及优势种杂草,2019—2021年对乌兰察布市农林科学研究所平地泉基地连作13年的胡麻田内的杂草种类和发生危害程度进行调查研究。结果表明,乌兰察布市胡麻连作田杂草有24种,隶属于9科21属,包含杂草种类最多的科是禾本科,有5属5种,占杂草种类总量的20.83%。一年生杂草有16种,占杂草种类总量的66.67%;依据杂草重要值评价,优势种杂草为薄荷、凹头苋、反枝苋、刺儿菜、藜、羊草、稗等7种,其在杂草群落的重要性地位表现为薄荷>凹头苋>反枝苋>刺儿菜>藜>羊草>稗。研究结果可为胡麻田杂草综合防控提供依据。In order to specify weed species and dominant weeds in continuous cropping flax field in Ulanqab City,weed species and damaging degree in flax field for continuous cropping 13 years in Pingdiquan base of Agriculture and Forestry Research Institute in Ulanqab City were investigated.The result showed that there were 24 kinds of weeds in continuous cropping flax field in Ulanqab City which belong to 9 families and 21 genera,the family containing the most weed species is Poaceae,there were 5 genera and 5 species,accounting for 20.83%of total species of weeds.There are 16 kinds of annual weeds,accounting for 66.67%of total species of weeds.Evaluated based on important value of weeds,dominant weeds are Mentha canadensis L.,Amaranthus blitum L.,A.retroflexus L.,Cirsium arvense var.integrifolium Wimm.et Grabowski,Chenopodium album L.,Leymuschinensis(Trin.)Tzvel.and Echinochloa crusgalli(L.)Beauv.,their importance status in weed community are M.canadensis L.>A.blitum L.>A.retroflexus L.>C.arvense var.integrifolium Wimm.et Grabowski>C.album L.>L.chinensis(Trin.)Tzvel.>E.crusgalli(L.)Beauv.The result could provide basis for integrated control of weeds.

关 键 词：胡麻 连作田 杂草种类 优势种杂草 危害程度 

分 类 号：S451[农业科学—植物保护]