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GS豫棉12号系河南省农科院通过杂交选育而成。1995年4月通过河南省农作物品种审定委员会审定,同年被农业部定为“国家发展棉花专项资金”中标品种,1998年元月通过全国农作物品种审定委员会审定命名。 1.丰产性:1992—1995年豫棉12号(原名豫早422)先后参加全国夏棉品种区域试验和生产试验,亩产籽棉、皮拂、霜前皮拂分别为167.9公斤、59.6公斤和48.5公斤,均居参试品种之首。1997年新疆农五师89团种植6800亩,平均单产籽棉320公
GS Yu cotton 12 Department of Henan Academy of Agricultural Sciences by crossing breeding. In April 1995, it was examined and approved by Henan Province Crop Variety Approval Committee. In the same year, the Ministry of Agriculture designated it as “the national development cotton special fund”. In January 1998, it was approved by the National Crop Variety Approval Committee. 1. High-yielding: 1992-1995 Yumian 12 (formerly Yu as early as 422) has participated in the national summer cotton varieties regional trials and production tests, mu of seed cotton, skin brush, skin brush before cremation were 167.9 kg, 59.6 kg and 48.5 kilograms, ranking first in the varieties tested. In 1997, 89 branches of Xinjiang NongFu division planted 6800 mu, with an average yield of 320 seeds of cotton seed