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不同生长调节剂对蝶花荚蒾扦插生根的影响*
胡杏,程仁武,倪建中,王伟,何仲坚,贺漫媚
0
(广州市林业和园林科学研究院)
摘要:
以蝶花荚蒾(Viburnum hanceanum)1 a 生枝条作为插穗,采用IBA、NAA、ABT1#、根森、 根动力、核能素及其不同质量体积浓度进行处理,清水处理作为对照,研究不同生长调节剂种类及其质 量体积浓度对蝶花荚蒾扦插繁殖生根率和根系生长的影响。结果表明:不同生长调节剂对蝶花荚蒾扦插 生根有显著影响,扦插后插穗不定根数、生根率和根鲜质量均在不同处理间达到极显著差异,其中,以 IBA200 mg/L+NAA200 mg/L 处理效果最好,其平均生根率达到88.67%,平均根鲜质量1.14 g/ 株、平均 不定根数6.80 条/ 株。
关键词:  蝶花荚蒾  生长调节剂  扦插繁殖
DOI:
投稿时间:2017-12-07修订日期:2018-01-15
基金项目:市科创委项目(201705040006)、民生科技研究项目(2014Y2-00526)
Effects of Different Growth Regulator on Cutting Rooting of Viburnum hanceanum
huxing,chengrenwu,nijianzhong,wang wei,he zhong jian,he man mei
(Guangzhou Academy of forestry and garden science;Academy of Forestry and Gardening of Guangzhou)
Abstract:
In order to study the effects of different growth regulator and different concentrations on the rooting rate of Viburnum hanceanum, one-year-old branch as cuttings which were treated by IBA, NAA, ABT, Gensen, Gendongli and Henengsu.Clean water was used as CK. The results showed that there were significant difference among different growth regulator and different concentrations on the number of adventitious, roots rooting rate of the cuttings and root fresh weigh. Mixed IBA and NAA(200 mg/L) were the best treatment, the average rooting rate reached to 88.67%,the acerage root fresh weight reached to 1.14 g per srtain, the average number of adventitious root reached to 6.8 strip per strain.
Key words:  Viburnum hanceanum  growth regulator  cutting propagation

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