The follow is the chief results of this research:1. There is an obvious regularity between quantitative characters of vegetative propagation of the Old World bluestem population.
研究结果如下: （1） 白羊草种群诸营养繁殖数量性状之间具有较强的变化规律。
参考来源 - 山西白羊草种群繁殖特性及再生性能研究Because of the disturbance of the management, the quantitative characters of understorywere changed effectively, including the height, density frequency,dominance or coverage,important value (IV).
在人工经营措施的干扰下，林下植被的物种数量特征（包括高度、密度、频度、优势度或盖度，重要值等），物种组成成份，林分的优势种、共有种的重要值位序、物种分布序列、物种的多样性以及生物量都发生了一定程度的改变。
参考来源 - 不同类型毛竹林林下植被的发育状况及其与土壤养分关系的研究The quantitative characters of Phragmites communis population,such as the height,above ground biomass,biomass of stems and leaves showed the increased regulation of change. There was obviously significant difference within stands (p<0.01) and significant difference among stands (p<0.05).
芦苇种群的分株高度,地上生物量,茎和叶生物量等分株构件数量特征均随水淹强度的加重呈现依次递增的变化规律,并且在各自的样地内差异极显著(p<0.01),在不同的样地间大体差异显著(p<0.05)。
参考来源 - 松嫩草甸水淹恢复演替系列群落芦苇种群的生态可塑性研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The quantitative characters of 30 community plots at different successional stages were studied.
对不同演替阶段30个群落样地的数量特征进行研究。
We do not imply that adequately measured quantitative characters will invariably yield high heritability estimates.
我们并不是说数量性状测定标准合适，就一定估算出高的遗传力。
A new method for estimating heritability of quantitative characters using a group of true-breeding genotypes was developed.
本文提出了一种用纯合基因型估计数量性状遗传力的新方法。
应用推荐