Greenhouse watermelon management attention in June?

In June, there is more rain, and the melon land should be well drained and flood-proof. It can deepen the ditch and use water pump drainage to prevent the roots of the watermelon from immersing in water and causing the roots to die. 2. Strengthen the ventilation and light transmission, and properly remove the partially planted watermelon, spray the flower promotion king No. 3, inhibit the growth of the melon, increase the vitality of the watermelon, avoid the phenomenon of leaf hypertrophy, improve the permeability of the field, and properly control The number of melons is reduced to reduce nutrient loss, increase the light-receiving area, and protect the vines from leaves, ensuring the safety of watermelons in summer. 3. Reasonable fertilization, watermelon in high temperature season is fast, fertilization and topdressing should pay attention to nutrition and easy to absorb, to meet the demand of watermelon for rapid absorption of nutrients, spray each time before watermelon flowering, young fruit period, fruit expansion period Tilling enhances the water absorption and absorption of watermelon, promotes the development and expansion of watermelon, and reduces the rate of falling flowers, falling melons and cracking melons.