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引种墨西哥柏幼苗越冬情况及苗高生长节律初探

包珩 万福绪

安徽农业科学Issue(14):6321-6324,4.
安徽农业科学Issue(14):6321-6324,4.

引种墨西哥柏幼苗越冬情况及苗高生长节律初探

Annual Height Growth Dynamics and Overwintering Survival Situation of Cupressus lusitanica Seedling

包珩 1万福绪1

作者信息

  • 1. 南京林业大学,江苏南京210037
  • 折叠

摘要

Abstract

[Objective] In order to study overwintering survival rate of Cupressus lusitanica 1 year seedlings under the natural state of overwintering survival rate and the seedling height growth characteristics in Nanjing.[Method] Overwintering survival rate and height of Cupressus lusitanica 1 year seedlings were observed one year in Nanjing Liuhe District.[Result] Overwintering survival rates of Cupressus lusitanica 1 year seedlings had significant difference.Among them the seedling survival rate of D5 provenance was highest,more than 90%.The seedling survival rate of D8 provenance was lowest.The growth time and trends of the seedling were basically identical to 10 provenances.The growth of the seedling height presented a dynamic "slow-fast-slow" general rhythm.[Conclusion] Through this experiment,we know seedling height growth of 10 provenance of Cupressus lusitanica 1 year seedlings in Nanjing mainly follow Logistic rules,but high average seedlings growth of different provenance had significant difference.

关键词

墨西哥柏/生长模型/1年生实生苗/种源差异

Key words

Cupressus lusitanica / Growth model / Annual seedling/ Provenance difference

分类

农业科技

引用本文复制引用

包珩,万福绪..引种墨西哥柏幼苗越冬情况及苗高生长节律初探[J].安徽农业科学,2013,(14):6321-6324,4.

基金项目

国家"948"项目(2009-4-17). (2009-4-17)

安徽农业科学

0517-6611

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