摘要
用红松每个家系结实株数、结塔数、塔重、种重、种子长宽厚之和 5个因子进行红松结实特性综合性状评定 。
A comprehensive appraisal on bearing characters of Pinus koraiensis were conducted by bearing trees, pinecone number, pinecone weight, seed weight and the sun of seed's length, width, height in each family. Thus the bearing quality and quantity index were reflected basically.
出处
《吉林林业科技》
2001年第6期13-15,共3页
Journal of Jilin Forestry Science and Technology
关键词
红松
结实特性
综合性状
聚类分析
Pinus koraiensis
bearing character
comprehensive appraisal
cluster analysis