一年生桔梗地上部性状生长规律初探  

Preliminary Studies on the Growth Regularity of Annual Platycodon grandiflorum Acrial Part Character

作　　者：李美善[1] 李斗哲 严一字[1] 朴锦[1] 王丽丽[1] 

机构地区：[1]延边大学农学院,吉林龙井133400 [2]龙井市智新镇农业技术推广站,吉林龙井133400

出　　处：《北方园艺》2010年第2期52-54,共3页Northern Horticulture

摘　　要：对1a生桔梗不同生长时期的株高、主茎叶数、茎粗、分枝数、茎叶鲜重等性状进行调查,以探讨其地上部生长规律。结果表明:生长高峰期分别是株高7月11日至8月10日、主茎叶数、茎粗为7月11～31日、分枝数、茎叶鲜重为7月11日至8月20日。According to annual Platycodon grandiflorum of stem length,leaf numbers of main stem,wide of stem,number of branch,fresh weight of stem and leaf in different period.The research result of growth spurt of Platycodon grandiflorum acrial part character showed that stem length was in July 11 to August 10;leaf numbers of main stem and wide of stem were in July 11 to July 31;number of branch and leaf and fresh weight of stem were in July 11 to August 20;fresh weight of stem in July 11 to July 31;was in July 11 to August 20.

关 键 词：桔梗 地上部性状 不同时期 生长动态 

分 类 号：S567.239[农业科学—中草药栽培]