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One seed collection method is the autumn sowing of the old root seeding method, that is, late autumn sowing, four true leaf overwintering, the second year of seed production; Second, seed collection, that is, before and after the winter sowing, the seeds in the soil winter, the second year seed; The live seed collection method, that is, sowing in early March, was produced that year. The first kind of seed collection method is the main method.
The harvested seeds are easy to fall off, and the maturation between the plants is inconsistent. Therefore, when the late-seeded plants begin to turn yellow, they are all harvested, then piled up for a week, dried and threshed, and stored for storage. Overwintering seeds are generally about 200 kg per mu.
Spinach propagation techniques
Spinach is often called a dioecious plant. Cross-pollination crops, different breeds isolated 1000 meters, the original breeding isolation 2000 meters.