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不同倍性葡萄种子萌芽力研究
Authors
李伟东
程杰山
范培格
高营营
Publication date
1 January 2018
Publisher
Doi
Cite
Abstract
以二倍体酿酒葡萄品种‘北红’‘北玫’与其同源四倍体‘四倍体北红’‘四倍体北玫’的种子为试材,研究其在恒温条件(25℃,24 h)下与变温条件(30℃,12 h/20℃,12 h)下萌芽力的差异。结果表明:两种萌发环境处理下二倍体‘北红’‘北玫’种子的萌芽率均明显高于相应的同源四倍体种子,二倍体种子的萌发速率也快于其同源四倍体。无论是变温处理还是恒温处理,对二倍体和其同源四倍体种子的最终萌发率均没有明显影响,但变温处理降低了种子的萌芽速率,延长了萌发所需时间,同时使萌发更为集中
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of Botany,Chinese Academy Of Sciences
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Last time updated on 09/06/2022