苏玉2号是由江苏徐淮地区淮阴农科所以自交系“获白”作母本,“旅9宽”作父本杂交育成.通过1981～1983年省区域试验和生产试验,表明是一个高产稳产、春夏播兼用的中晚熟单交种.产量表现1981年省区试的七个试验点中,有六个点名列第一,平均亩产874.3斤,较丹玉6号增产7.2%.其中增产幅度较大的有五个点,增产9.5～14.4%.1982年省区试的九个点中,七个点名列第一,两个点第二,平均亩 Suyu No.2 was crossed by the Huaiyin Agricultural Department in Xuhuai, Jiangsu Province, so “in the white” was used as the female parent and “Brigade 9 in the wild” was crossed in the male parent.According to the regional test and production test from 1981 to 1983, A high and stable yield, both spring and summer sowing the use of late-maturing single cross-species .Production performance In 1981 the provincial pilot of the seven pilot sites, six points ranked first, with an average yield of 874.3 pounds, compared with Dan Yu 6 yield 7.2% of which a larger yield increase of five points, an increase of 9.5 ~ 14.4% .1982 nine provinces in the provincial trial, seven points ranked first, two points second, the average mu