A kind of breeding and breeding method of early-maturing, disease-resistant stem broccoli
A broccoli and early maturing technology, applied in the directions of botanical equipment and methods, application, plant genetic improvement, etc., can solve the problems of the hybridization rate of hybrids being difficult to reach 100%, the limitation of the promotion area, the degradation of vitality, etc., and to overcome the problems of seedlings. The effect of low temperature yellowing, good flower organ development and full grain
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[0035] In this example, the broccoli cytoplasmic male sterile line standard code CMS033, the excellent and stable DH strain standard code 0511, the broccoli cytoplasmic male sterile line standard code CMS091, the excellent and stable The standard code of the DH strain is 0582, which can be purchased on the market as required (for example, purchased from Zhenjiang Ruifan Agronomy Co., Ltd., address No. 112, Ninghang Road, Jurong City, Jiangsu Province), and the present invention is feasible.
[0036] Such as figure 1 As shown, the breeding process of the present embodiment is as follows:
[0037] Before breeding, select broccoli plants to be upright, with dark green leaves, 1-2 lateral branches, erect branches, strong photosynthetic ability, mid-to-early maturity, semi-circular flower balls, relatively compact, dark green ball color, fine buds, single ball Weight 400-500g, normal development of flower organs, thick yellow petals, erect stigma, large nectaries, abundant nectar,...
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