[高加索西北部高山多年生草本植物的成熟年龄]。

IF 0.3 4区 生物学 Q4 BIOLOGY
Zhurnal obshchei biologii Pub Date : 2014-07-01
A M Kipkeev, V G Onipchenko, D K Tekeev, M A Érkenova, F S Salpagarova
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引用次数: 0

摘要

在俄罗斯西北高加索地区Teberda保护区高山群落进行了24年的草皮移植试验。成熟期(Age of maturity, AOM)是指从一个物种首次登记到第一次登记之间的一段时间。一个永久的地块和开花的芽外观。无性系繁殖的天线菊(Antennaria dioica)平均AOM为2.3年,非无性系繁殖的Taraxacum stevenii平均AOM为13.7年。确定了高山植物性状的总体梯度和种群策略。它代表了一个连续体,从一般抗逆性(较短的AOM、克隆性、较短的叶寿命、较低的菌根侵染率、较低的再生芽数、较低的比叶面积和叶片氮含量)到竞争抗逆性(较长的AOM、较长的叶寿命、较高的菌根侵染率、较高的再生芽数、较高的比叶面积和叶片氮含量)。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
[Age of maturity in alpine herbaceous perennials, the North-West Caucasus].

Sod transplantation experiment was carried out for 24 years in alpine communities, Teberda Reserve, the North-West Caucasus, Russia. Age of maturity (AOM) was estimated as a period between first registra- tion of a species on.a permanent plot and flowering shoot appearance. Mean species AOM varied from 2.3 years (Antennaria dioica with clonal propagation) to 13.7 years for Taraxacum stevenii (non-clonal plant). General gradient of alpine plant traits and population strategies was determined. It represents a continuum ranging from ruderal--stress-tolerants (shorter AOM, clonality, shorter leaf life span, low rate of mycorrhizal infection, low regrowth ability, low generative shoot number, low specific leaf area and leaf nitrogen content) to competitor--stress-tolerants (longer AOM, longer leaf life span, higher rate of mycorrhizal infection, higher regrowth ability, high generative shoot number, high specific leaf area and leaf nitrogen content).

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来源期刊
Zhurnal obshchei biologii
Zhurnal obshchei biologii 生物-生物学
自引率
25.00%
发文量
6
审稿时长
>12 weeks
期刊介绍: Публикуются статьи по теоретическим вопросам биологии, представляющие интерес для биологов любой специальности (вопросы эволюции, экологии, общей таксономии, общей цитологии, генетики, проблемы механизмов приспособления живых организмов к условиям существования, закономерности развития организмов, бионика и т. д.), основанные на новом оригинальном фактическом материале или же подводящие итоги работы того или иного научного коллектива. Помимо теоретических статей, помещаются рецензии на новые книги российских и зарубежных биологов, а также информация о международных конгрессах и общероссийских совещаниях по важнейшим проблемам биологии.
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