Year-round multi-round generation-adding breeding technique of Stevia rebaudiana Bertoni
A stevia and technology technology, which is applied in the directions of seed and rhizome treatment, horticulture, and botanical equipment and methods, can solve the problems of high resource consumption and long breeding years, and achieves the goal of speeding up the breeding process, shortening the breeding years, and shortening the growth cycle. Effect
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[0017] The multi-round addition breeding technology of Stevia anniversary is carried out according to the following steps:
[0018] 1) Early germination of seeds: In mid-September 2016, the stevia high total glycoside content variety 'Zhongshan No. 8' and the high RA glycoside content variety 'Zhongshan No. 6' were cross-pollinated, and the inflorescences about 10 days after pollination were collected and brought back to the laboratory , select black plump and immature seeds, place them in a petri dish covered with double-layer moistened filter paper, cover them, and place them in a light incubator at 25-28°C for germination. After 7-10 days, the desired stevia can be obtained Seedlings, in order to ensure the vitality of the seedlings, keep an appropriate amount of water in the petri dish during the germination process.
[0019] Step 2) The first transplanting and seedling management: at the beginning of October 2016, a 5×5cm square flowerpot was filled with substrate (nutrie...
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