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番茄抗青枯病遗传机制新发现:不同基因型,别样基因调控
在遗传参数方面,研究发现,遗传方差对表型变异的贡献大于环境方差,这意味着遗传因素在番茄抗青枯病中起着主导作用。其中,加性遗传方差(V A )对遗传方差的贡献更大,广义遗传力(h 2 )为 85.60%,狭义遗传力(h 2 )为 65.63%。
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