江西农业学报2013，Vol.25Issue(4)：30-33,4.
江苏金坛茶园春季主要杂草发生危害调查研究
Investigation on Occurrence and Harm of Main Weeds in Spring in Jintan Tea Garden of Jiangsu
摘要
Abstract
A survey of main weed species in spring was conducted through M - pattern 9 - point sampling in Jintan tea garden. The results showed that there were 40 weed species. Among them, gramineous weeds had 4 species, accounting for 10.00% ; broa-dleaf weeds had 31 species, accounting for 77. 50% ; Cyperaceae weed had 1 species, accounting for 2. 50% ; other weeds had 4 species, accounting for 10.00%. There were 14 perennial weed species, accounting for 35.00% of 40 weed species. There were 3 liane weed species, which accounted for 9. 68% of broadleaf weed species. The species and population density of the dominant weeds in spring were compared between new tea garden and old tea garden, and the structure of weed community in spring in tea garden was ascertained. The spring dominant weeds with above 5% relative abundance included Beckmannia syzigachne, Erigeron annuus, Galium aparine, Stellaria media, Geranium carolinianum, Oxalis corniculata, Veronica didyma, Capsella bursa -pastoris, Xanthium sibiricum, Hemistepta lyrata, Vicia saliva, Conyza canadensis, Carduus crispus, Gnaphalium qffine, Poa annua, Cardam-ine hirsute and Trigonotis peduncularis.关键词
茶园/杂草/发生/优势种/春季/金坛Key words
Tea garden/ Weed/ Occurrence/ Dominant species/ Spring/ Jintan分类
农业科技引用本文复制引用
李粉华,孙国俊,季敏,张海艳,韩敏,袁方,邱淑芬,张留斌..江苏金坛茶园春季主要杂草发生危害调查研究[J].江西农业学报,2013,25(4):30-33,4.基金项目
国家公益性行业(农业)科研专项(200903004)子课题"茶树有害生物种类与发生危害特点研究"(200903004-43) （农业）
江苏省农作物有害生物种类与发生危害特点研究资助. （）
