Greenhouse watermelon management cultivation points in June

Now a lot of early watermelon are put on the market to sell, but there are still many varieties of watermelon is not yet ripe, that greenhouse watermelon in June to do what management cultivation points? The following editorial will be detailed to you.

Improve the growing environment conditions

1 Strengthen ventilation and light

In June, the planting of too dense watermelon can be appropriate to pull out part of the growth of the over-exuberant can be appropriate pruning, reasonable control of the number of melons, in order to reduce nutrient losses, increase the area of light, vine and leaf, to ensure that the watermelon safety in the summer, to improve yield and quality.

2. Open ditch drainage flood prevention

June rainfall is more, the melon land to do a good job of drainage and flood prevention, can be deep open ditch, add water pump drainage, to prevent watermelon root system soaked and lead to maceration root death.

3. Reasonable fertilization

In the hot season, watermelon growth is rapid. When applying fertilizer and fertilizer, attention should be paid to the nutritional comprehensiveness, easy to absorb, in order to meet the needs of watermelon rapid absorption of nutrients. In the pre-flowering, young fruit period and fruit expansion period, each spray supplement a fertilizer, in order to improve watermelon water absorption and fertilizer absorption rate, to promote the development and expansion of watermelon, reduce blossom drop, fruit drop and fruit cracking rate.

4. High temperature fertilization program

High-temperature season watermelon fertility fast, the supply of nutrients should be comprehensive and facilitate rapid absorption. Simple use of compound fertilizer is difficult to meet the watermelon in a timely manner on the rapid absorption of all nutrients, can be used with the blue Baofeng seaweed fertilizer at the same time, is conducive to regulating the soil structure, to prevent soil sloughing, improve fertilizer utilization, promote the growth of roots, help maintain the watermelon potential to prevent early decline. It can be used once every 10 days or so to meet the needs of watermelon fertility in the hot season.

5. Pest control

The main diseases of watermelon are anthracnose, blight, epidemics, virus diseases, powdery mildew, wilt and so on. The main pests are American spotted fly, aphid, tigress, mole, melon, red spider and so on. A light one will reduce the yield and quality of watermelon, and a heavy one will lead to fruitlessness. For the control of pests and diseases, it is generally "prevention-oriented", using drugs every 5-7 days. The identification of pests and diseases, the selection of chemicals and the use of concentration, see the watermelon pest control section.

The above is the greenhouse watermelon management and cultivation technology in June. the management of greenhouse watermelon in June is particularly important. The temperature in the greenhouse is high, the plant grows vigorously, and the amount of water and fertilizer is large.June is also the high incidence of watermelon diseases and pests, farmers should pay attention to prevention.