Novel method of using land and greenhouse for anniversary cultivation of fourth-generation winter wheat
A technology of winter wheat and a new method, applied in the field of crop breeding, can solve the problems of high scientific research cost, unfavorable promotion and application, long maturation time, etc.
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[0022] In order to verify the reliability of a new method of cultivating four generations of winter wheat using field and greenhouse anniversary, the winter wheat Jimai 20×Yanyou 361→F was inoculated on May 15, 2009. 1 The immature embryos began to be subcultured, and were inoculated with Jimai 20×Yanyou 361→F until May 14, 2010 5 , completed the breeding of 4 generations of Jimai 20×Yanyou 361 hybrid offspring in one year; from May 16, 2010, inoculation of winter wheat Tainong 18×Zhongyou 9507→F 1 The immature embryos began to be subcultured, and were inoculated with Tynong 18×Zhongyou 9507→F until May 10, 2012 9 Immature embryos, 8 generations of Tainong 18×Zhongyou 9507 hybrids were bred in 2 years.
[0023] The specific embodiment of the present invention is illustrated by taking the supplementary cultivation of winter wheat Tainong 18×Zhongyou 9507 hybrid progeny as an example
[0024] 1. Planting of parent material
[0025] On October 7, 2009, the winter wheats Tainon...
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