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两系培矮６４Ｓ的特性及制种技术对策龚光雄，梅林初，周卜龙（麻阳县农业局，４１９４００）培矮６４Ｓ系国家杂交水稻技术工程研究中心，以湖北农垦５８Ｓ为母本，以籼爪型品种培矮６４作父本，通过杂交，隔代回交，多代系选而成的低温敏核不育系。该不育系１９９１年通...
Pei’ai 64S and Its Seed Production Techniques Gong Guangxiong, Mei Linchu, Zhou Bulong (Mayang County Bureau of Agriculture, 419400) Pei’ai 64S is a national hybrid rice technology engineering research center. With 58S of Hubei Nongken as the female parent, Pawpai breed Pui 64 as the male parent, through hybridization, back to the next generation, multiple generations of selected from the low temperature-sensitive genic male sterile lines. The CMS in 1991 pass ...