High-purity non-emasculation hybrid seed production method for plants

High-purity non-emasculation hybrid seed production method for plants

  • CN 102,047,841 A
  • Filed: 10/21/2010
  • Published: 05/11/2011
  • Est. Priority Date: 10/21/2010
  • Status: Active Grant
First Claim
Patent Images

1. a plant species is removed male high-purity cross-breeding method from, comprises the steps:

  • 1) with the tfdA gene transfered plant, the homozygous plants of tfdA gene is expressed in screening, is the hybridization male parent;

    It is 5 of AY365053.1 '"'"' end 36915-37778 position nucleotide sequence that described tfdA gene has GENBANK Accesion version Number;

    2) obtain seed for the maternal pollination of hybridization of not detassel with the hybridization paternal pollen;

    3) with step

         2) after the seed plantation that obtains emerges, spray the 2.4-D solution-treated, the true leaf that grows behind the screening spray medicine is shaped as the plantling of normal blade, is hybrid plant, and the seed of this hybrid plant growth is a crossbreed.

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