黄果云杉7个家系主要生长性状比较

Comparison of Main Growth Characters of Seven families of Picea likiangensis var. hirtella

摘要:

摘要：对7 a生（苗龄3 a）的黄果云杉7个家系保存率和生长量进行统计分析，结果表明:黄果云杉7个家系间保存率和生长量均有较大差异，其中pliki08xz001号7年生平均树高比其它6个家系平均树高高40.2%，当年抽梢高12.7%，冠幅高19.3%，保存率高56.3%。

Abstract:

Abstracts:The preserving rates and growth amount of seven 7 year old families of Picea likiangensis var. hirtella,which seedling age is 3 years,were collected and analyzed.The results showed that the preserving rate and the growth amount of each of the seven families was quite different from the others.Compared with the other six families,the average tree height of the fine 7 year old family (pliki08xz001) was increased by 40.2%，the sprouting increased by 12.7%,the crown of current year increased by 19.3% and the preserving rate increased by 56.3%.