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小麦品种抗条锈病性状配合力分析 被引量:1

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摘要 经过对条锈病不同反映型的8个小麦品种进行不完全双列杂交试验。结果表明,各组合F1之间条锈病病情指数经方差分析差异达显著水平。一般配合力分析:高抗品种为-32.5- -31.6,表现较低,F1抗条锈病性好;中感品种为-28.5--13.6, 表现居中;感病品种为-7.1--0.4,表现较高,F1抗条锈病性差。因此在杂交组合选配上应尽量选用高抗品种类型。品种在各类型杂交组合中的特殊配合力无明显差异。F2抗条锈病单株分离情况田间调查结果,进一步表明高抗品种杂种后代分离的抗病单株较多、抗病性较好。
作者 项守明
出处 《中国种业》 北大核心 2006年第6期37-38,共2页 China Seed Industry
基金 四川省"十五"小麦育种攻关后补助项目(2003031028)
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