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一、来源、表现襄麦5号是我所从郑引4号与郑州17号杂交后代中选育的小麦良种。1975—1976年度所内品比试验,亩产910.4斤,比南大2419增产26.1％。1976—1977年度全区参试单位11个,亩产446—891.5斤,平均亩产627.6斤,比对照郑引1号增产的有8个点,增产幅度为2.59—40.2％,平均增产15.3％,减产的有3个点,减产幅度为0.5—3.53％。1977—1978年度全区参试单位16个,根据现在收
First, the source, the performance Xiangmai 5 is my from Zheng No. 4 and Zhengzhou 17 hybrid progenies of wheat breeding. The 1975-1976 year than the product test, yield 910.4 kg per mu, 2419 more than Nanda 26.1% increase. From 1976 to 1977, there were 11 participating units in the region, with 446-891.5 kg of mu per mu and 627.6 kg of mu per mu, which was 8 points higher than the control Zheng-Yin-1, with an increase of 2.59-40.2% and an average increase of 15.3% , There are 3 points to reduce production, reduce the rate of 0.5-3.53%. From 1977 to 1978, there were 16 participating units in the region, according to the present receipt