[关键词]
[摘要]
目的探讨三叶木通种子品质对栽培用种价值的影响。方法用电子天平测定种子净度及饱满度,用水分仪测定种子含水量,通过发芽试验确定种子发芽率。结果三叶木通鲜种子的种子净度、百粒质量、千粒质量、含水量、生活力、发芽率及发芽势分别为98.7%、6.64g、66.6g、43.1%、94.5%、82.6%、52.8%;风干10、60d时,三叶木通种子含水量分别为28.5%、7.8%,发芽率分别为64.3%、14.7%。结论三叶木通种子宜在30℃下清水浸种24h,5~12℃室温下湿沙层积发芽,当种子含水量低于8%时,失去栽培用种价值。
[Key word]
[Abstract]
objective To investigate the effects of seed quality on the using value of Akebia tHfoliata·Methods The seed net weight and plumpness were determined by electric balance,the moisture content determined by moisture meter and the germination rate were determined through germination test·Results The seed net weight degree.100一grain weight,1 000一grain weight,moisture content,viability, rate,and germination potential of A.tHfotiata fresh seed were 98-7%,6·64 g,66·6 g,43.1%,94.5%,82.6%,and 52.8%,respectively.Being made air-dried for 10 d or 60 d,the moisture
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[基金项目]
国家科技部重大科技专项资助(创新药物和中药现代化,专题2,三叶木通繁育技术研究,2001BA701A53)