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云南松地理种源的研究
尹擎; 罗方书; 皮文林; 万国华;   
中国科学院昆明植物研究所
摘要:
在云南松(PinusyunnanensisFr.)全分布区内.按不同经纬度、海拔采集种源.共收到64个种源进行栽培试验。6年的试验材料证明,各种源间生长差异极为显著.筛选出了苗高为对照118.1—134.6%的9个优良种源。对云南松形态特征的地理变异规律及其相互间的关系进行了初步探讨。为云南松种源选择和早期鉴定提供依据。
关键词:  云南松  地理种源  地理变异  
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