(一)特大穗早、中、晚兼用水稻“中兰6号” 由湖南蓝山水稻所在陈建三指导下,应用无融合生殖育种新技术,1995年春在海南三亚市良繁基地育成。1996年在湖南蓝山大区试验晚季亩产675.3公斤。比杂交汕优晚三增产17.8％。作中稻亩产750公斤以上。高产稻区更为突出。比中无 (I) Extra large ear Earlier, middle and late use of rice “Zhonglan 6” was under the guidance of Chen Jianyan of Hunan Lanshan Rice and applied apomixis breeding technology. In the spring of 1995, it was bred in the Liangfan Base of Sanya City, Hainan Province. In 1996, Lanshan Region in Hunan tested 675.3 kg of mu per mu in the late season. Than the hybrid Shanyou late increase of 17.8%. For more than 750 kg per mu in rice. High yielding rice is more prominent. Than no