优质米新品种优丰 单季晚粳优丰全生育期153天左右,属早中熟类型;一生出叶17张,叶稍宽,叶色深,中、后期叶挺直;株高90厘米左右,株型较紧凑,茎秆粗壮,耐肥抗倒;分蘖力中强,成穗率高,每亩穗数23～24万,每穗总粒数110～115粒;结实率94％左右,千粒重24克左右;产量稳而高,一般亩产530千克左右;谷粒长椭圆形,米质优 Youyou single season new rice variety Yoyo all the growth period of about 153 days, is of early maturing type; life leaves 17, leaves slightly wider, dark leaves, middle and late leaves upright; about 90 cm tall, The plant type is compact, the stalks are sturdy, and the stalk is strong and resistant to lodging. The tillering ability is strong and the percentage of ear to ear is high. The number of spikes is between 23 and 240,000 per acre. The total number of grains per spike is between 110 and 115. The seed setting rate is about 94% About 24 grams; yield steady and high, generally about 530 kg per mu; long oval grain, rice quality