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香两优68 香两优68是由湖南杂交水稻研究中心选育的优质两系杂交早籼组合,1998年湖南省农作物品种审定委员会审定。该品种全生育期110天左右,株高90厘米左右,株型适中,叶色浓绿,剑叶直立,叶鞘紫色;主茎12叶,分蘖力中等,每1/15公顷总苗数可达40万以上,有效穗25万。每穗总粒数105粒,结实率83%,千粒重26克左右;出糙米率81.O%,精米率73.6%,整精米率66%,精米粒长7.1毫米,长宽比3.3:垩白粒率6%,垩白度1.2%,透明度1
Xiangliangyou 68 Xiangliangyou 68 is a high-quality two-line indica hybrid rice combination selected by Hunan Hybrid Rice Research Center. In 1998, Hunan Province Crop Variety Approval Committee approved. The varieties of the whole growth period of about 110 days, plant height of about 90 cm, moderate plant type, dark green leaves, the flag leaves erect, leaf sheath purple; 12 stems of the main stem, medium tillering ability, the total number of seedlings per 1/15 hectare up More than 40 million, effective spike 250,000. The total number of grains per panicle was 105, the seed setting rate was 83% and the weight of grain was about 26g. The brown rice rate was 81.0%, the milled rice rate was 73.6%, the milled rice rate was 66%, the grain length was 7.1mm, the aspect ratio was 3.3: Particle size 6%, chalkiness 1.2%, transparency 1