文章摘要
Obs ervat i on ofM el i a az edar ach s eed germ i nat i onvari at i on am ong provenances
  
DOI:
Author NameAffiliation
廖柏勇、 陈晓阳、 陈丽君、 惠文凯、 李俊成、 周祥斌 华南农业大学林学院/ 广东省森林植物种质创新与利用重点实验室、广东 广州 510642 
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Abstract:
      The ger mi nat i on of M el i a azedar ach seeds of 36 pr ovenance f r om 8 pr ovi nces was obser ved i n f i el d exper i ment ,t he s eed ger mi nat i on r at e,ger mi nat i on pot ent i aland bot h oft hei rgeogr aphi c var i at i on r ul e wer e anal yzed.The r esul t s showed t hat t he ger mi nat i on r at e and ger mi nat i on pot ent i al wer e di f f er ent bet ween pr ovenance by ext r emel y si gni f i cantl evel ,r espect i vel y,wi t h an aver age ger mi nat i on r at e of59. 5% and an aver age ger mi nat i on pot ent i alof40. 3% . Ger mi nat i on t r ai t s anal ysi s showed t hat Ji angxi-Ganzhou,Ji angxi-Yudu,Ji angxi-Sui chuan, Yunnan-M al i po, Yunnan- Xi chou,Fuj i an-Zhangpi ng,Guangdong-Enpi ng pr ovenances wer e bet t ert han Hai nan,Yunnan-M engl a,Yunnan-Luopi ng, Gui zhou-Xi ngyiand Fuj i an-Yongan pr ovenance.Bot h ger mi nat i on r at e and ger mi nat i on pot ent i algr adual l y i ncr eased wi t h t he pr ovenance f r om W estt o Eastand Sout h t o Nor t h,and t he ger mi nat i on t i me r el at i ve concent r at ed.36 pr ovenanceswer e di vi ded i nt o f i ve t ypes by cl ust eranal ysi s,and t he same oradj acentphenol ogy pr ovenances wer e most l y cl ust er ed i nt o t he same cat egor y.
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