[1]陈美熹,叶锦培,周梓富,等.土贡种源58年生马尾松母树林种实性状变异研究[J].浙江林业科技,2018,38(05):15-20.[doi:10.3969/j.issn.1001-3776.2018.05.003]
 CHEN Mei-xi,YE Jin-pei,ZHOU Zi-fu,et al.Cone and Seed Characters of 58-yearPinusmassonianain Cangwu[J].Journal of Zhejiang Forestry Science and Technology,2018,38(05):15-20.[doi:10.3969/j.issn.1001-3776.2018.05.003]
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土贡种源58年生马尾松母树林种实性状变异研究()
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《浙江林业科技》[ISSN:1001-3776/CN:33-1112/S]

卷:
38
期数:
2018年05期
页码:
15-20
栏目:
出版日期:
2018-10-20

文章信息/Info

Title:
Cone and Seed Characters of 58-yearPinusmassonianain Cangwu
文章编号:
1001-3776(2018)05-0015-06
作者:
陈美熹1叶锦培2周梓富2张荣2白天道1
1.广西大学林学院,广西南宁530004;2.国营苍梧县天洪岭林场,广西苍梧534100
Author(s):
CHEN Mei-xi1YE Jin-pei2ZHOU Zi-fu2ZHANG Rong2BAI Tian-dao1
1.Forestry College of Guangxi University, Nanning 530004, China; 2.CangwuTianhongling State-owned Forest Farm of Guangxi, Cangwu543108, China
关键词:
马尾松土贡种源母树林球果表型种子品质
Keywords:
Pinusmassoniana provenance seed orchard cone character seed quality
分类号:
S722.1
DOI:
10.3969/j.issn.1001-3776.2018.05.003
文献标志码:
A
摘要:
以广西苍梧县天洪岭林场优良马尾松Pinusmassoniana种源土贡种源58年生采种母树林为研究材料,测定分析了母树胸径、球果表型及种子性状及其指标间的相关性。结果表明:参试母树平均胸径58.87cm,平均单果鲜质量、果长及果宽分别为14.09g,48.95mm及24.11mm,平均千粒质量、发芽率及发芽势为8.36g,70%及45%。母树间在球果表型及种子性状均存在极显著差异(P<0.000 1)。相关分析表明单果质量、果长和果宽之间、发芽率及发芽势之间存在极显著正相关(P<0.01),其他性状间无显著的相关性。采用主成分及聚类分析,将参试母树分为5类,其中第1,第2类种子质量好,果型大,可优先作为采种母树。
Abstract:
Cones were harvested from 58-year Pinusmassonia at seed orchard in Cangwu of Guangxi in November of 2016.The measurement was carried out on DBH of harvested 30 mother trees, fresh cone weight, cone length, cone width, thousand seed mass, germination rate and germination energy.The result demonstrated that `mean DBH was 58.87cm, mean conemass, length widthwas14.09g, 48.95mm and 24.11mm.The average thousand seed mass, germination rate and energy was 8.36g, 70% and 45% respectively.There wasextremely significant differenceof cone and seed charactersamong mother trees.Correlation analysis showed that there was evident positive relation among cone mass, length and width, as well as between germination rate and energy.Principle component and cluster analysis indicated that tested mother trees could beclassified into five groups.

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备注/Memo

备注/Memo:
收稿日期:2018-01-26;修回日期:2018-05-28
基金项目:广西梧州市科学研究与技术开发计划(201501020);广西大学博士科研启动基金(XBZ160142)
作者简介:陈美熹,硕士在读,从事林木良种选育研究;E-mail:cmx4312@163.com。通信作者:叶锦培,高级工程师,从事森林培育学研究;E-mail:18776956049@163.com
更新日期/Last Update: 2018-10-20