豫棉一号(新棉二七八),是新乡地区农科所以陕棉4号为母本,刘庄一号为父本杂交,一九七四年在杂交三代中选株,翌年进入选种圃,一九七七年参加品系比较和品种比较试验,一九七八、一九七九、一九八○等年,分别参加新乡地区、河南省和黄河流域棉花品种区域试验。一九八一年全省多点示范,均比河南79、鲁 Yumian No.1 (Xinmian 278) is the agricultural department of Xinxiang. Therefore, Shanmian No.4 was the female parent and Liuzhuang No.1 was the male parent. The hybrids were selected in the third generation of hybridization in 1974 and entered the following year In 1977, they participated in the comparative tests of varieties and varieties. In 1978, 1979 and 1980, they participated in the regional trials of cotton varieties in Xinxiang, Henan and the Yellow River respectively. In 1981 more demonstrations in the province, both Henan 79, Lu