红皮云杉半同胞优良家系初步选择

Selection for Superior Half-Sib Family of Picea koraiensis

对定植3年生(60个家系)和11年生(46个家系)的红皮云杉半同胞子代测定林高生长和径生长进行了统计分析,结果表明,红皮云杉家系间高生长和径生长均有较大差异,并初步选出3年生优良家系48个,其中15个家系为两地均表现优良的家系;选出11年生优良家系20个,其中最优家系9个。

The half- sib progeny test plantation of Picea koraiegsis for 3 years-old and 11 years-old was investigated and analyzed on height and DBH. The result showed that there are significant difference on height and DBH between families of Picea koraiegsis; 46 superior families was selected from 3years- old progeny test and 17 of them were better in 2 areas; 20 superior families was selected from 1 l years -old progeny test and 9 of them were best.