湖北省恩施州地处武陵山区北端，是武陵山区乃至全国的稻瘟病重病区之一。全州因稻瘟病危害常年损失一般在１０％～２０％，严重的可达４０％～５０％，局部田块甚至颗粒无收。抗稻瘟病育种一直是我州育种工作者的主攻目标。稻瘟病的抗性遗传主要是受主效基因控制的显性遗... Enshi in Hubei Province is located in the northern tip of Wuling Mountain, Wuling Mountain and the country is one of the most important blast areas. Statewide damage due to the perennial perennial loss of 10% to 20% in general, up to 40% to 50% of the serious, and even the lack of crop fields. Blast resistance breeding has always been the main goal of breeders in our state. The resistance inheritance of rice blast is dominated by dominant gene ...