摘要
以辽宁岫岩地区日本落叶松(Larix kaempferi)种子园的优良家系的种子为研究对象,测定种子净度、千粒质量、优良度及活力指标,以筛选日本落叶松优良家系。结果表明:种子净度间差异不显著,以358号最高;种子千粒质量间差异显著,以358号最高;种子优良度间差异显著,以167号最高;种子生活力间差异显著,以167号最好;种子品质分析中,18、182、120、74、89、358、188、233、12的种子品质属于优良水平。
Taking the seeds of elite families of Larix kaempferi seed orchard in Xiuyan area of Liaoning Province as the research object,the seed clarity,1 000-grain weight,excellentness and vitality index were determined.Result shows that the difference between seed clarity is not significant,with the highest value of Larix kaempferi‘358’;the difference between seeds&1 000-grain weight issignificant,with the highest value of Larix kaempferi‘358’;the difference between seed goodness is significant,with the highest value of Larix kaempferi‘167’;the difference between seed viability issignificant,the Larix kaempferi‘167’being optimal;in the seed quality analysis,the seed quality of Larix kaempferi‘18’,Larix kaempferi‘182’,Larix kaempferi‘120’,Larix kaempferi‘74’,Larix kaempferi‘89’,Larix kaempferi‘358’,Larix kaempferi‘188’,Larix kaempferi‘233’,Larix kaempferi‘12’is of an excellent level.
作者
李伟
Li Wei(Forest Pest Control Station,Xiuyan County Forestry Bureau,Liaoning Province,Anshan 114300,China)
出处
《防护林科技》
2019年第7期29-31,共3页
Protection Forest Science and Technology
关键词
岫岩
日本落叶松
家系
品质
Xiuyan Area
Larix kaempferi
family
quality
