A kind of breeding method of sweet beetroot high-resistance paired sterile line
A paired and single-seed technology, applied in botany equipment and methods, applications, plant genetic improvement, etc., can solve the problems of poor disease resistance and low purity of sterile line seed fertility
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[0018] The present invention will be described in further detail below in conjunction with specific examples, but not as a limitation of the present invention.
[0019] In one embodiment of the present invention, the breeding method of the high-resistant paired sterile line of sugar beets comprises the following steps:
[0020] Step 1, in the first year, select the basic material of high-resistant single-grain beet, and summer sow to cultivate the mother root; the original code of the basic material: FC201, introduced in the USDA library of the United States Department of Agriculture through the Dutch expert Dr.Chris.Middleburg, material number: 20051021, which is referred to as FC201 in the embodiment.
[0021] Step 2, in the second year, plant in space isolation, investigate the seed fertility of each individual plant, use the separation selection method to separate the single sterile plant and the single fertile plant, and list separately to obtain the sterile plant seeds (...
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