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Studies on hereditary character of grain weight for resistant BYDV materials in winter wheat
Author(s): 
Pages: 33-35
Year: Issue:  1
Journal: CHINESE JOURNAL OF ECO-AGRICULTURE

Keyword:  冬小麦大麦黄矮病毒粒重遗传;
Abstract: 采用Griffing方法I,对抗黄矮病(BYDV)小麦品系单株粒重、单穗粒重和千粒重遗传特性研究结果表明,3种粒重遗传符合加性-显性遗传模型,细胞质作用对千粒重影响较小,株粒重和穗粒重则存在明显核质互作;3个抗黄矮病品系中"临抗1号"单株产量特殊配合力方差最大,一般配合力效应值也较高,亲本组合间存在极显著差异,为优良抗病丰产亲本,在抗病育种中有较大利用价值.
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