防护林科技
防護林科技
방호림과기
PROTECTION FOREST SCIENCE AND TECHNOLOGY
2014年
4期
40-41,59
,共3页
通远堡国有林场%次生杂木林%草本多样性
通遠堡國有林場%次生雜木林%草本多樣性
통원보국유림장%차생잡목림%초본다양성
Tongyuanpu state-owned forest farm%secondary miscellaneous forest%herb diversity
利用凤城通远堡国有林场北山的标准地,依据6、7和8月3次不同时间的调查资料研究了次生杂木林内的草本植物生物多样性,通过对重要值、香农威纳多样性指数、优势度和均匀度等的分析,解释了该林分的草本植物的月变化规律。试验结果表明,不同月份植物多样性变化有明显的不同,不同月份生物多样性总体趋势呈从低到高方向变化。
利用鳳城通遠堡國有林場北山的標準地,依據6、7和8月3次不同時間的調查資料研究瞭次生雜木林內的草本植物生物多樣性,通過對重要值、香農威納多樣性指數、優勢度和均勻度等的分析,解釋瞭該林分的草本植物的月變化規律。試驗結果錶明,不同月份植物多樣性變化有明顯的不同,不同月份生物多樣性總體趨勢呈從低到高方嚮變化。
이용봉성통원보국유림장북산적표준지,의거6、7화8월3차불동시간적조사자료연구료차생잡목림내적초본식물생물다양성,통과대중요치、향농위납다양성지수、우세도화균균도등적분석,해석료해림분적초본식물적월변화규률。시험결과표명,불동월빈식물다양성변화유명현적불동,불동월빈생물다양성총체추세정종저도고방향변화。
Using sample plot in northern mountains of Tongyuanpu state-owned forest farm in Fengcheng City ,ac-cording to survey data at different time for three times in June ,July & August ,the herb biodiversity of secondary miscellaneous forest was studied ;through important value ,Shannon Wiener diversity index ,dominance & evenness , the monthly variation in the herbs of this stand was explained .Result shows that changes in plant diversity in dif-ferent months are significantly different ;the overall trend of biodiversity in different months shows a change direc-tion from low to high .