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中熟晚籼新组合协优2374(协青早A/2374)是我所配组选育而成。从1987～1988年参加省级联合区域杂交晚稻试验,表现出丰产、稳产、抗性较好,已通过了省区试;1989年参加全国籼型杂交晚稻区试,又表现出优势明显,适应性好。在参加区试的同时,进行生产试验示范,同样具有明显的产量竞争优势。该组合通过了省品种审定委员会审定,可以在我省大面积推广。 一、主要特点 1.主育期 该组合在南昌地区作二晚种植,6月20日播种,9月13日齐穗,10月23日成熟,全主育期为120～125天,比汕优2号早熟2～3天。
Medium late indica Xie combination of a new combination of 2374 (Xieqingzao A / 2374) is my group bred. From 1987 to 1988 to participate in the provincial joint regional hybrid late rice test, showing high yield, stable yield, better resistance, has passed the provincial test; in 1989 to participate in the national indica hybrid rice late test, but also showed the advantages of obvious adaptation Good sex. While participating in the district test, the pilot demonstration of production also has the obvious competitive advantage in production. The combination passed the provincial variety approval committee validation, large-scale promotion in our province. First, the main features 1. The main growth period The combination of planting in Nanchang for two nights planting, June 20 sowing, September 13 full heading, October 23 mature, the main growth period of 120 to 125 days, than the Shan Excellent 2, 2 to 3 days.