Breeding method of hybrid rice Kaixiangyou No.3
A hybrid rice, fragrant and excellent technology, applied in the fields of botanical equipment and methods, application, plant genetic improvement, etc., can solve the problems of low height and long growth period.
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[0101] Kaixiangyou 3 is a new two-line hybrid rice variety selected and bred. Through the test of mating group, identification and variety comparison test, the variety has good comprehensive performance in terms of yield, quality, resistance, growth period and biological morphological characteristics.
[0102] 1. Breeding objectives
[0103] Carefully select excellent parents (parental parents), carry out scientific matching, make their advantages and disadvantages complement each other, and breed new hybrid rice varieties with high yield, high quality, strong resistance and moderate growth period. Design of target traits: more than 600kg per mu; rice quality up to the third-class standard of edible rice in the national standard; strong lodging resistance and disease resistance; short growth period.
[0104] 2. Breeding methods
[0105] Kaixiangyou 3 was bred by mating hybridization method. 1-2 years before grouping, various sterile lines and restorer lines were carefully ob...
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