四川林业科技

2002, (03) 34-38

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10年生连香树人工群落平均个体生长规律研究
The Growth Law of the Mean Individual from Artificial Community of 10 Years Old Cercidiphyllum japonicum

万涛,张建民,潘开文
WAN Tao 1 ZHANG Jian min 2 PAN Kai wen 3 (1.Tree Seed and Seedling Station of Sichuan Forestry;Chengdu 610081; 2.Sichuan Academy of Forestry;

摘要(Abstract):

对 10年生连香树人工群落平均木个体的地径、胸径、树高、材积和生物量的生长规律进行了研究 ,结果为 :10年生连香树人工群落平均木的带皮地径、带皮胸径、树高、带皮材积和生物量分别为 12 0 7cm、7 79cm、6 82m、0 0 1786 9m3 和 4 70 0 0g ;其平均生长量分别为 0 4 18cm /a~ 1.14 6cm/a、0 0 73cm/a~ 0 72 1cm/a、0 4 5 1m /a~ 0 70 8m/a、0 0 0 0 0 4 1m3 /a~ 0 0 0 15 76m3 /a和 2 5 g/a~ 4 70 0 0g/a ;其连年生长量分别为 0 5 5 0cm/a~ 1 195cm/a、0 32 5cm /a~ 1 2 5 0cm/a、0 330m/a~ 1 330m/a、0 0 0 0 119m3 /a~ 0 0 0 0 1835m3 /a和 15 7g/a~ 14 6 73g/a。材积和生物量生长高峰期在第 8~ 9年龄、树高生长高峰期在第 4~ 5年龄、地径的在第 6~ 7年龄、胸径的在第 5~ 6年龄。
The growth law of the basal diameter,diameter at breast height(DBH),height,volume and biomass of the mean individual from artificial community of 10 years old Cercidiphyllum japonicum were studied in this paper.Results indicated the basal diameter with bark,diameter at breast height(DBH)with bark,height,volume and biomass was respectively 12 07 cm,7 79 cm, 6 82 m ,0 017869 m 3 and 47 000 g;and its mean annual increment were 0 418 cm/a~1.146 cm/a,0 073 cm/a~0 721 cm/a,0 451 m/a~0 708 m/a,0 000041 m 3/a~0 001576 m 3/a and 2 5 g/a~4 700 0 g/a,and its current annual increment were 0 550 cm/a~1 195 cm/a,0 325 cm/a~1 250 cm/a,0 330 m/a~1 330 m/a,0 000119 m 3/a~0 0001835 m 3/a,157 g/a~14 673 g/a.The growth peaks of volume and biomass and height and basal diameter and DBH were respectively at 8~9,4~5,6~7 and 5~6 years age.

关键词(KeyWords): 连香树;人工群落;平均木;生长规律;生物量
Cercidiphyllum japonicum ,Artificial community,Growth law,Mean individual,Biomass

Abstract:

Keywords:

基金项目(Foundation): 中国科学院“九·五”重大基金资助项目 (KZ95 1 B1 110 0 1);; 中国科学院成都生物研究所西南生物资源与生物多样性保护基础研究基地项目;; 中国科学院知识创新工程重大项目 (KSCX1 0 7 0 1 0 3 );; 四川省杰出青年科学基金;; 中国科学院成都生物研究所恢复生态学重点实

作者(Authors): 万涛,张建民,潘开文
WAN Tao 1 ZHANG Jian min 2 PAN Kai wen 3 (1.Tree Seed and Seedling Station of Sichuan Forestry;Chengdu 610081; 2.Sichuan Academy of Forestry;

DOI: 10.16779/j.cnki.1003-5508.2002.03.005

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