东北林业大学学报
東北林業大學學報
동북임업대학학보
JOURNAL OF NORTHEAST FORESTRY UNIVERSITY
2014年
2期
34-38,56
,共6页
陈丽聪%邓华锋%黄国胜%程志楚
陳麗聰%鄧華鋒%黃國勝%程誌楚
진려총%산화봉%황국성%정지초
杉木%马尾松%生长率%模型
杉木%馬尾鬆%生長率%模型
삼목%마미송%생장솔%모형
Chinese Fir%Masson pine%Growth rate%Models
基于湖南省第六次、第七次森林清查数据中杉木与马尾松的样木资料,利用生长率公式,建立不同起源下的生长率模型并进行对比分析。研究结果表明:人工杉木与天然杉木在胸径为11 cm时,生长率达到最大值;人工马尾松与天然马尾松在胸径为13 cm时,生长率达到最大值。在胸径>11 cm时,人工杉木生长率大于天然杉木生长率,差异较明显;在胸径>35 cm时,人工马尾松生长率大于天然马尾松生长率,整体生长率变化差异不明显。
基于湖南省第六次、第七次森林清查數據中杉木與馬尾鬆的樣木資料,利用生長率公式,建立不同起源下的生長率模型併進行對比分析。研究結果錶明:人工杉木與天然杉木在胸徑為11 cm時,生長率達到最大值;人工馬尾鬆與天然馬尾鬆在胸徑為13 cm時,生長率達到最大值。在胸徑>11 cm時,人工杉木生長率大于天然杉木生長率,差異較明顯;在胸徑>35 cm時,人工馬尾鬆生長率大于天然馬尾鬆生長率,整體生長率變化差異不明顯。
기우호남성제륙차、제칠차삼림청사수거중삼목여마미송적양목자료,이용생장솔공식,건립불동기원하적생장솔모형병진행대비분석。연구결과표명:인공삼목여천연삼목재흉경위11 cm시,생장솔체도최대치;인공마미송여천연마미송재흉경위13 cm시,생장솔체도최대치。재흉경>11 cm시,인공삼목생장솔대우천연삼목생장솔,차이교명현;재흉경>35 cm시,인공마미송생장솔대우천연마미송생장솔,정체생장솔변화차이불명현。
With Chinese Fir and Masson Pine data of the sixth and the seventh continuous forest inventory data of Hunan Prov-ince, the growth rate models under different origins were simulated and compared.The growth rate is the greatest when DBH of Chinese Fir plantations and natural forests is 11 cm, and 13 cm for Masson pine of plantations and natural forests. Growth rate of Chinese Fir plantations is greater than that of Chinese Fir natural forests when DBH is greater than 11 cm. Growth rate of Masson pine of plantations is greater than that of Masson pine of natural forests when DBH is greater than 35 cm.