What are the common soaking methods for eggplant before sowing?

The eggplant seed has a hard skin, a thick seed coat, a waxy layer, it is not easy to absorb moisture, and it is difficult to germinate. It is necessary to soak seeds before sowing.

Soaking in fresh water

Use 20-30°C clean water to soak the seeds. First remove the seeds that are floating on the surface of the water. Wash to remove the pulp, peel, mucus and other impurities that adhere to the seed coat. Then soak in fresh water for 8 to 10 hours until the seeds are full. Water swelling. The tools and water used for soaking must not contain oil, otherwise oil film will form on the seed coat and water surface, affecting seed respiration. When immersing seeds, it is preferable to completely submerge the seed or slightly above the surface of the seed. After the soaking is completed, the seeds are air-dried a little to eliminate the water film between the seed coat and the embryos to facilitate ventilation.

Soaking in warm water

The heat of hot water is used to kill the bacteria that are attached and lurk on the surface and inside the seeds. The specific method is: First, the seeds into a gauze bag, soaked in room temperature water for 15 minutes, and then put the seeds into the hot water 55 ~ 60 °C, soak for 15 minutes, the amount of water is 5 to 6 times the seed volume, soaking process Keep stirring until the seeds are heated evenly to avoid burning the seeds. After soaking in hot water for 15 minutes, cold water was added to reduce the water temperature to 30°C for 8 hours.

Seed soaking

The soaking of the medicament is to immerse the seed in the liquid for a certain period of time to kill germs adhering to the surface of the seed, thereby achieving the purpose of disinfection and sterilization. The concentration and soaking time of the liquid medicine must be strictly controlled so as to avoid phytotoxicity. When soaking liquid than seeds 5 to 10 cm. According to the local major diseases, select different agents for treatment. The seeds are usually immersed in clean water for 5 to 8 hours and then immersed in the chemical solution for a period of time (40% formalin 100 times solution 15 to 20 minutes, 50% carbendazim WP 1000 times solution 20 minutes or 0.1%) Mercury aqueous solution 10 minutes), and then rinse with water, and then germination, the law has a good effect on the prevention and treatment of eggplant brown zebra disease.

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