山西林业科技
山西林業科技
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SHANXI FORESTRY SCIENCE AND TECHNOLOGY
2014年
4期
15-16
,共2页
雁北地区%樟子松%生物量%相关性
雁北地區%樟子鬆%生物量%相關性
안북지구%장자송%생물량%상관성
Yanbei area%Pinus sylvestris%Biomass%Correlation
采用模型分析法研究了雁北地区樟子松的地径( D0)、胸径( D)、树高( H)、枝下高( h)、冠幅( cr)因子与各器官生物量、总生物量的相关关系。结果表明,樟子松各器官及总生物量最优模型为:总生物量lnWat=-1.65+0.78 ln(D2H);树干生物量 lnWt =-1.15+0.91ln(D2H);树冠生物量 lnWcr =1.24+0.16D;树枝生物量lnWb=-1.93+1.83 lnD;树叶生物量lnWl=-1.36+1.28 lnD.
採用模型分析法研究瞭雁北地區樟子鬆的地徑( D0)、胸徑( D)、樹高( H)、枝下高( h)、冠幅( cr)因子與各器官生物量、總生物量的相關關繫。結果錶明,樟子鬆各器官及總生物量最優模型為:總生物量lnWat=-1.65+0.78 ln(D2H);樹榦生物量 lnWt =-1.15+0.91ln(D2H);樹冠生物量 lnWcr =1.24+0.16D;樹枝生物量lnWb=-1.93+1.83 lnD;樹葉生物量lnWl=-1.36+1.28 lnD.
채용모형분석법연구료안북지구장자송적지경( D0)、흉경( D)、수고( H)、지하고( h)、관폭( cr)인자여각기관생물량、총생물량적상관관계。결과표명,장자송각기관급총생물량최우모형위:총생물량lnWat=-1.65+0.78 ln(D2H);수간생물량 lnWt =-1.15+0.91ln(D2H);수관생물량 lnWcr =1.24+0.16D;수지생물량lnWb=-1.93+1.83 lnD;수협생물량lnWl=-1.36+1.28 lnD.
The correlation between total biomass and organ biomass and diameter at ground ( D0 ) , diameter at breast ( D) , height (H), under branch height (h) and canopy diameter (cr) of Pinus sylvestris in Yanbei area were studied using model analysis.Results showed that the optimal regression models of organ and total biomass were as follows , total biomass lnWat=-1.65+0.78 ln(D2H), truck biomass lnWt=-1.15+0.91ln (D2H), canopy biomass lnWcr =1.24+0.16D, branch biomass lnWb =-1.93+1.83 lnD, leaf biomass lnWl=-1.36+1.28 lnD.