CN103190345A - 葡萄一步法组培快繁方法 - Google Patents

葡萄一步法组培快繁方法 Download PDF

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CN103190345A
CN103190345A CN2013101269913A CN201310126991A CN103190345A CN 103190345 A CN103190345 A CN 103190345A CN 2013101269913 A CN2013101269913 A CN 2013101269913A CN 201310126991 A CN201310126991 A CN 201310126991A CN 103190345 A CN103190345 A CN 103190345A
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CN103190345B (zh
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马建华
冯爱云
王小辉
罗丽君
晏强
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Sichuan Qicai Forestry Co., Ltd.
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BAZHONG CITY GUANGWUSHAN INSTITUTE OF BOTANY
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Abstract

本发明公开了葡萄一步法组培快繁方法,它包括以下步骤:S1、外植体灭菌,采集半木质化的葡萄当年生嫩茎,切成带芽茎段,流水冲洗后于超净台上进行灭菌,灭菌采用酒精加升汞的组合灭菌方式;S2、接种及繁殖,将灭菌后带芽茎段接种于培养基上生长,并将接种后的培养材料置于光照强度为3000LX、光照时间为16h/d、温度为24~26℃的培养室内培养,一周后,带芽茎段长成完整植株。本发明的有益效果是:实现了葡萄带芽茎段同时增殖及生根的一步法快繁,仅需一种培养基,同时进行繁殖、壮苗、生根培养,组培苗生长健壮,生产成本低廉,得到的组培苗遗传状一致,且繁殖系数高,繁殖周期短;降低了操作难度,利于提高培养效率。

Description

葡萄一步法组培快繁方法
技术领域
本发明涉及葡萄栽培方法,特别是葡萄一步法组培快繁方法。
背景技术
葡萄是一种应用广泛,经济价值极高的作物。在栽培方式上,呈现出由传统自根苗向嫁接苗逐渐过渡的发展趋势。常规繁殖多采用嫁接和扦插,但这两种繁殖方式易造成病毒积累,同时繁殖时间受季节限制。组织培养在葡萄快速繁殖中应用较为广泛,其优点不仅可以加快繁殖速度,而且还可以热处理结合茎尖培养,有效地消除病毒,获得无毒苗木。葡萄的组培快繁可有效解决葡萄繁殖的技术难题,已在葡萄的繁殖上成熟应用。但现阶段葡萄组培快繁方法大多需要经过初代诱导、增殖及生根三部进行,操作步骤复杂,并且每个培养阶段都需要不同成分的培养基,增加了实际操作的难度。
发明内容
本发明的目的在于克服现有技术的缺点,提供一种可提高繁殖效率、降低操作难度、可实现同时增殖及生根的葡萄一步法组培快繁方法。
本发明的目的通过以下技术方案来实现:葡萄一步法组培快繁方法,它包括以下步骤:
S1、外植体灭菌,采集半木质化的葡萄当年生嫩茎,切成带芽茎段,流水冲洗后于超净台上进行灭菌,灭菌采用酒精加升汞的组合灭菌方式,先用酒精灭菌30~60s,再用升汞灭菌3~5min;
S2、接种及繁殖,将灭菌后带芽茎段接种于培养基上生长,所述的培养基为MS+NAA0.2mg/L+IAA0.1mg/L,并将接种后的培养材料置于光照强度为3000LX、光照时间为16h/d、温度为24~26℃的培养室内培养,一周后,带芽茎段长成完整植株。
本发明具有以下优点:本发明实现了葡萄带芽茎段同时增殖及生根的一步法快繁,仅需一种培养基,同时进行繁殖、壮苗、生根培养,组培苗生长健壮,生产成本低廉,得到的组培苗遗传状一致,且繁殖系数高,繁殖周期短,是葡萄组培快繁的有效途径,且避免了病毒积累。本发明的通过一种培养基实现了葡萄带芽茎段同时增殖及生根,降低了操作难度,利于提高培养效率。
 
附图说明
图1 为本发明的组培快繁初期示意图
图2 为本发明的组培快繁后期示意图。 
具体实施方式
下面结合附图对本发明做进一步的描述,本发明的保护范围不局限于以下所述:
实施例1:
葡萄一步法组培快繁方法,它包括以下步骤:
S1、外植体灭菌,采集半木质化的葡萄当年生嫩茎,切成带芽茎段,流水冲洗后于超净台上进行灭菌,灭菌采用酒精加升汞的组合灭菌方式,先用酒精灭菌45s,再用升汞灭菌4min;
S2、接种及繁殖,将灭菌后带芽茎段接种于培养基上生长,如图1所示,所述的培养基为MS+NAA0.2mg/L+IAA0.1mg/L,并将接种后的培养材料置于光照强度为3000LX、光照时间为16h/d、温度为25℃的培养室培养,繁殖周期为一周,实现培养材料的同步增殖及生根,一周后,带芽茎段长成完整植株,如图2所示。
实施例2:
葡萄一步法组培快繁方法,它包括以下步骤:
S1、外植体灭菌,采集半木质化的葡萄当年生嫩茎,切成2~3cm带单芽茎段,流水冲洗后于超净台上进行灭菌,灭菌采用酒精加升汞的组合灭菌方式,先用体积百分比为70%的酒精漂洗30s,再用无菌水冲洗3次后,用质量百分比为0.1%的升汞溶液浸泡消毒5min后,用无菌水冲洗3~5次,
S2、接种及繁殖,将灭菌后带芽茎段接种于培养基上生长,如图1所示,所述的培养基为MS+NAA0.2mg/L+IAA0.1mg/L,pH 5.8~6.0,并将接种后的培养材料置于光照强度为3000LX、光照时间为16h/d、温度为24℃的培养室培养,繁殖周期为一周,实现培养材料的同步增殖及生根,一周后,带芽茎段长成完整植株,如图2所示。
实施例3:
葡萄一步法组培快繁方法,它包括以下步骤:
S1、外植体灭菌,采集半木质化的葡萄当年生嫩茎,切成2~3cm带单芽茎段,流水冲洗后于超净台上进行灭菌,灭菌采用酒精加升汞的组合灭菌方式,先用体积百分比为70%的酒精漂洗60s,再用无菌水冲洗3次后,用质量百分比为0.1%的升汞溶液浸泡消毒3min后,用无菌水冲洗3次,
S2、接种及繁殖,将灭菌后带芽茎段接种于培养基上生长,如图1所示,所述的培养基为MS+NAA0.2mg/L+IAA0.1mg/L,pH 5.8,并将接种后的培养材料置于光照强度为3000LX、光照时间为16h/d、温度为26℃的培养室培养,繁殖周期为一周,实现培养材料的同步增殖及生根,一周后,带芽茎段长成完整植株,如图2所示。 

Claims (1)

1.葡萄一步法组培快繁方法,其特征在于:它包括以下步骤:
S1、外植体灭菌,采集半木质化的葡萄当年生嫩茎,切成带芽茎段,流水冲洗后于超净台上进行灭菌,灭菌采用酒精加升汞的组合灭菌方式,先用酒精灭菌30~60s,再用升汞灭菌3~5min;
S2、接种及繁殖,将灭菌后带芽茎段接种于培养基上生长,所述的培养基为MS+NAA0.2mg/L+IAA0.1mg/L,并将接种后的培养材料置于光照强度为3000LX、光照时间为16h/d、温度为24~26℃的培养室内培养,一周后,带芽茎段长成完整植株。
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CN104719165A (zh) * 2015-03-30 2015-06-24 四川禾木本业农林科技有限公司 一种黑果枸杞的快速组培方法
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CN105454045A (zh) * 2015-12-04 2016-04-06 石河子农业科学研究院 葡萄组织培养外植体的消毒方法
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Publication number Priority date Publication date Assignee Title
CN104719165A (zh) * 2015-03-30 2015-06-24 四川禾木本业农林科技有限公司 一种黑果枸杞的快速组培方法
CN104719165B (zh) * 2015-03-30 2016-08-17 四川禾木本业农林科技有限公司 一种黑果枸杞的快速组培方法
CN104938339A (zh) * 2015-06-29 2015-09-30 大新县科学技术情报研究所 一种葡萄的组培快繁方法
CN105454045A (zh) * 2015-12-04 2016-04-06 石河子农业科学研究院 葡萄组织培养外植体的消毒方法
CN116584382A (zh) * 2023-05-11 2023-08-15 河南科技大学 过氧化氢在提高葡萄植株钾离子含量中的应用
CN116584382B (zh) * 2023-05-11 2024-03-22 河南科技大学 过氧化氢在提高葡萄植株钾离子含量中的应用

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