湘晚籼7号是湖南农科院水稻所以美国粳稻“Caimohi202”作母本,与籼稻“红突5号”杂交选育而成的一个优质、高产、多抗晚籼新品种,于1996年通过湖南省品种审定委员会审定。该品种全生育期115天,无论在高产田,还是在中低产田栽培,亩产均稳定在400公斤以上,结实率不低于80％。其 Hunan Late Indica 7 is a high-quality, high-yield, multi-resistant late indica variety developed from a cross between the japonica rice “Caimohi202” and the indica rice “Red Tu 5” in Hunan Academy of Agricultural Sciences. Approved by the Hunan Provincial Variety Approval Committee. The varieties of the whole growth period of 115 days, both in high yield fields, or in low and medium-yield cultivation, per mu were stable at 400 kg, seed setting rate of not less than 80%. its