不同种源紫椴苗期优良家系选择  

Selection of Superior Families of Tilia amurensis at Different Seedling Stages in Central Plain

作　　者：王有菊[1] 杨世桢 陈晓波[1] 陆斐[1] 初艳[1] WANG Youju(Jilin Academy of Forestry Science,JiLin JiLin 132013)

机构地区：[1]吉林市林业科学研究院,吉林吉林132013

出　　处：《林业科技》2021年第5期43-45,共3页Forestry Science & Technology

摘　　要：以在吉林省多地采集的21个不同紫椴家系2年生播种苗为研究对象,对紫椴幼苗生长性状进行观测分析的结果表明:不同采种地的紫椴幼苗苗高差异不显著、地径差异显著,21个家系紫椴幼苗的苗高和地径差异均极显著,家系7、8和16为紫椴苗期优良家系。The 2-years-old seedlings of 21 different Tilia amurensis families collected in many places in Jilin Province were studied.The results of observation and analysis on growth characters of Tilia amurensis seedlings show that there is no significant difference in height and diameter of Tilia amurensis seedlings in different fields,and the difference in height and diameter of Tilia amurensis seedlings in 21 families is very significant,families 7,8 and 16 were excellent families of Tilia amurensis at seedling stage.

关 键 词：紫椴 方差分析 多重比较 苗期选择 

分 类 号：S791.27[农业科学—林木遗传育种]