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92 40 3 0 - 1是一个光温敏雄性核不育小麦 ,92 40 3 0- 1×父本 3号是它的一个杂交种 .本文报道了 92 40 3 0 - 1的育性转换特性、主要农艺性状、异交生物学特性 ,以及 92 40 3 0- 1×父本 3号的杂种优势表现和主要制种技术 .92 40 3 0 - 1表现出短日低温不育、长日高温可育的育性转换特性 ;为半冬性品系 ,株高适中 ,株叶型理想 ,综合抗性较好 ;不育播种期下开花期较长 ,内外颖张角高达 3 0 0 ,柱头生活力达 10天以上 ,具有理想的异交生物学特性 ,制种产量达 0 .2 43 7kg/m2 ;杂种 92 40 3 0 - 1×父本 3号产量达 0 .3 881kg/m2 ,比湘麦13号增产 14.0 5 % ,达 1%的极显著水平 ,杂种综合抗性好
92 40 3 0 - 1 is a photo - thermo sensitive genic male sterile wheat, 92 40 3 0 - 1 × Pubei 3 is one of its hybrids.This paper reported the fertility transformation of 92 40 3 0 - 1, Major agronomic traits, heterosis and biological characteristics, heterosis performance and main seed production techniques of 92 40 3 0-1 × Pubei 3.92 40 3 0 - 1 showed short-term low temperature inoculation, long-day high temperature Fertile transformation characteristics; semi-winter strains, moderate plant height, plant type ideal, better comprehensive resistance; sterile seeding period flowering longer, inside and outside the Ying angle up to 300, stigma viability Reached more than 10 days, with the ideal outcross biological characteristics, seed production reached 0.2347kg / m2; hybrids 92403-0-1 × male parent 3 yield of 0.3881kg / m2, than the Xiangmai 13 yield 14.0 5%, reaching 1% of the extremely significant level, good hybrid comprehensive resistance