Method for industrially planting new hybrid Chinese bellflower variety Zhonggeng 2
A technology for new varieties and hybrids, applied in the fields of botanical equipment and methods, plant genetic improvement, application, etc., can solve the problems affecting the income of planting platycodon, the degradation of platycodon planting varieties, weeds and underground pests, etc., to achieve the promotion of resources. protection and sustainable utilization, comprehensive quality, high yield per mu and high single root weight
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[0034] The present invention will be described in detail below in conjunction with specific embodiments.
[0035] A method for industrialized cultivation of Platycodon grandiflorum hybrid new variety Zhonggen 2, comprising the steps of:
[0036] (1), first carry out the expansion of the No. 2 parent of Zhonggen:
[0037]The technical unit that provides the results of the project introduction is responsible for the parental expansion of the new hybrid variety. The parents of new hybrid varieties include male parent (inbred line), female parent (sterile line) and sterile maintainer line (inbred line). The above-mentioned parents will be multiplied every year when the project is implemented, with a total of 1,000 mu of seed production base in 3 years.
[0038] A total of 80 mu of land is needed for the expansion of the female parent, 20 mu of land for the expansion of the male parent, and 20 mu of land for the expansion of the maintainer. In the first year, the female parent ex...
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