大白菜游离小孢子培养若干因素探讨

Fujian Journal of Agricultural Sciences(2004)

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Abstract
以早熟和中晚熟大白菜为试材,在福州环境条件下,研究基因型和供体植株的生理状况对小孢子胚胎发生和植株再生的影响.试验结果表明,两种类型的大白菜小孢子胚胎诱导率无明显差异,不同品种材料的小孢子胚胎发生频率存在很大差异;供体植株采蕾期的气温条件是小孢子胚胎发生的关键因素,采蕾之前3 d的气温在14℃/24℃(夜/昼)最适宜小孢子发育;盛花期的花蕾和供体植株营养状况良好,有利于胚胎发生及植株再生.
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Plant Secondary Metabolites
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