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白松泡生:只是糖松中遗传的耐药性

B B Kinloch, G K Parks, C W Fowler

Science (New York, N.Y.)

|January 9, 1970

概括

糖松树具有一个主要的基因,控制对白松泡生的抵抗力. 这种对抗疾病的遗传特征仅仅是遗传的,有助于繁殖努力.

科学领域:

森林遗传学森林遗传学
植物病理学植物病理学
树木的疾病耐药性树木的疾病耐药性

背景情况:

白松泡生是一种影响糖松种群的重大疾病.
了解耐药性的遗传基础对于保护和管理至关重要.

研究的目的:

为了研究糖松中对白松泡耐药性的遗传模式,在糖松中生.
为了确定耐药性是否由主要基因或多基因因素控制.

主要方法:

对受控交叉后代的分离比率的分析.
对糖松后代的疾病耐药性的表型评估.

主要成果:

分离模式强烈表明主要基因的控制.
抗性的遗传似乎是简单的孟德尔式.

结论:

糖松中对白松泡生的耐药性主要由单个主要基因控制.
这种简单的遗传促进了耐药的糖松品种的遗传改进和育种策略.

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