聊农4号,系山东省聊城地区农科所,于1971年用水里混不育材料与日本60日杂交选育而成。 1976年全区4处示范结果, 3处产量占首位,比对照种增产55—72％,一处平产居第二位;1977年全区18处示范结果,平均亩产466.5斤,17处增产,比对照平均增产45.1％。幼苗绿色,叶鞘微紫。扩权力较弱,长势较强,叶片稍上冲,株高131—147厘米。秸秆坚韧,抗倒伏。叶片中等宽。穗纺锤形,刚毛 Liaonong 4, Department of Agricultural Liaocheng in Shandong Province, in 1971 mixed with sterile materials in Japan and Japan 60 hybrid breeding. In 1976, there were 4 demonstrative results in the whole district, with the output of 3 taking the first place, which increased 55-72% more than that of the control and the second place of a normal living; in 1977, 18 demonstrative results in the whole district averaged 466.5 jin per mu and 17 Yield, an average increase of 45.1% over the control. Seedlings green, purple sheath leaves. Weak expansion of power, strong growth, the leaves slightly on the red, 131-147 cm tall. Stalk tough, lodging resistance. Leaves are medium-wide. Spindle spindle, bristles