Eggplant grafting management

(1) Temperature regulation

After the grafting, the nursery will be planted and a small arch shed will be buckled on the surface. In the first 3 days, the temperature should be increased to 28 to 30°C, 15 to 17°C in the evening, and 15°C or higher in the ground. 3 to 7 days after grafting, the temperature decreases as the ventilation increases.

(2) humidity adjustment

Immediately after grafting, each seedling was to be soaked in the substrate from the bottom of the plug, and the seedlings were placed in a small, fully watered shed with grafting. In the first 3 days, the relative humidity was over 90%, and it was maintained in a highly humid state. It was appropriate to cover the film with dew drops. Relative humidity can be reduced in 4 to 6 days, preferably 80%. The relative humidity dropped to 70% after 8 days. After 10 days, it is transferred to normal management.

(3) Dimming

The first three days after grafting, the shading of the eggplant with shading nets, straw curtains, etc., light on the 4th day sooner or later, shading only at strong light at noon, and gradually extend the lighting time afterwards, remove the shading material after 7-8 days, see the light all day long. .

(4) Ventilation

After 3 days of grafting, there is no ventilation, and after the sealing period expires, select early morning or late evening for ventilation and evacuation. Otherwise, the wound is extremely susceptible to rot. Take care to prevent water droplets on the shed film from falling onto the grafted seedlings. As the wound heals, gradually remove the cover and increase ventilation.

(5) Irrigation

After grafting for 3 days, the grafted seedlings gradually saw low light ventilation, and the humidity in the shed rapidly decreased when ventilation was conducted, which was lower than 75%. Ground water supply method should be adopted to increase the air humidity. Around the 8th day, small water can be poured so that the water can penetrate the tray. Properly extend the ventilation time after watering, and control the humidity in the shed to be 75% to 80%.

(6) Make up fat

After 10 days of grafting, the cover was removed and the grafted seedlings were observed for survival. The surviving seedlings were transferred to conventional management. As the grafted eggplant grows vigorously, the matrix matrix fertilizer and water is limited, it takes 2 to 3 days to water once, and the water-soluble fertilizer (20-20-20+TE) is applied once every 2 to 3 times.

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