Breeding and utilization of male sterile line of cauliflower

Some cauliflower cytoplasmic male sterile lines and their maintainer lines were obtained by crossing between three European cauliflower cytoplasmic male sterile materials with pure lines and inbred lines as recurrent parent.The sterile lines showed excellent general characteristics with high combining ability.All rates of sterile plant and sterility reached 100%.The lines were propagated by tissue culture.Three elite hybrids of the combinations crossed with the male sterile lines were obtained through field screening.