Also known as non-heading seed collection method, the first year is sown from July to September, and grows into large seedlings before winter, reaching the standard of chlorophyll vernalization and passing the vernalization stage to ensure that the plants bolting and blooming in the second year, the cycle is about 11-13 Months, shorten the seed collection cycle, but no bulbs are formed, and the species is degraded. At the same time, due to the inheritance of early bolting traits, this will lead to the failure of cultivation bulbs in production.
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