防护林科技
防護林科技
방호림과기
PROTECTION FOREST SCIENCE AND TECHNOLOGY
2014年
9期
15-18
,共4页
良种基地%杂草种类%优势种群%调查
良種基地%雜草種類%優勢種群%調查
량충기지%잡초충류%우세충군%조사
improved variety base%weeds species%dominant population%investigation
为了解张掖市龙渠国家青海云杉、祁连圆柏良种基地杂草种类，制定有效的防控对策，于2008-2009年对青海云杉、祁连圆柏良种基地内的杂草进行了大面积调查，基本摸清了该林木良种基地杂草种类、群落结构和优势种群。调查结果显示：该基地共有23科58属71种杂草，其中以禾本科、菊科、十字花科杂草为主的3科16种杂草为优势种群。
為瞭解張掖市龍渠國傢青海雲杉、祁連圓柏良種基地雜草種類，製定有效的防控對策，于2008-2009年對青海雲杉、祁連圓柏良種基地內的雜草進行瞭大麵積調查，基本摸清瞭該林木良種基地雜草種類、群落結構和優勢種群。調查結果顯示：該基地共有23科58屬71種雜草，其中以禾本科、菊科、十字花科雜草為主的3科16種雜草為優勢種群。
위료해장액시룡거국가청해운삼、기련원백량충기지잡초충류，제정유효적방공대책，우2008-2009년대청해운삼、기련원백량충기지내적잡초진행료대면적조사，기본모청료해림목량충기지잡초충류、군락결구화우세충군。조사결과현시：해기지공유23과58속71충잡초，기중이화본과、국과、십자화과잡초위주적3과16충잡초위우세충군。
To understand the weeds species in national Qinghai improved variety base of Picea crassifolia and Sabina przewalskii in Zhangye city ,and make effective control countermeasures ,the weeds species ,community structure and dominant population were basically cleared by large-scale investigation from 2008 to 2009 .The results showed that there were 71 weeds species from 58 genera ,23 families founded in the base ,among which 16 dominant weeds species were mainly from Poaceae ,Asteraceae ,and Cruciferae .
