长太县湖珠大队洪文兴同志于一九七○年九月用高粱做父本,水稻“龙革18号”做母本,杂交二穗八粒,获得杂种匠粒,经几年的选育,已于一九七六年培育出高粱稻——珠红早2号、18号、47号等新品种。珠红早2号属感温性强的早籼早熟种,早季全生育期115—120天,如果“清明”播种,全生育期95天,晚季倒种全生育期也是95天,一般亩产700～800斤,高可达千斤以上,比“广陆矮4号”、“珍汕97”增产一成左右。晚季在800公尺以上山区倒种,七月中旬播 Comrade Hong Wenxing of Changtaihuhuzhu Brigade used the sorghum as male parent and rice “Longge18” as the female parent in September 1970. He obtained hybrid rice from two ears and eight grains, Breeding, we have cultivated new varieties of Sorghum hybrid rice - bead red early 2, 18, 47 in 1976. Pearl early morning 2 is a strong sense of early Indica precocious early-season full-growing period of 115-120 days, if the “clear” sowing, the whole growth period of 95 days, the late season all-seed stage is 95 days, the general Yield 700 ~ 800 pounds per mu, up to over a thousand kilograms, than the “Guanglu short 4 ”, “Zhenshan 97 ” yield about 10%. Late season in 800 meters above the mountain species, sowing in mid-July