Watermelon planting techniques and management methods

Watermelon is a fruit that is loved by consumers, but there are still many melon farmers who encounter problems in the planting process of watermelon. Here we will talk about watermelon planting technology and management method.

Watermelon planting management method

1. Land selection and fertilization: Watermelon planting should be selected from sandy loam with deep soil layer, loose soil and convenient irrigation. Organic fertilizer and cake fertilizer should be the main base fertilizer, supplemented by inorganic fertilizer, generally accounting for 60~70% of the total fertilizer. Nitrogen, phosphorus and potassium should be reasonably matched. Micro-fertilizer should be applied or sprayed according to the situation.

2. Timely planting: early-maturing watermelon varieties can be planted when they grow 2~3 true leaves in about 1 month, middle-maturing varieties can be planted when they grow 20~25 days, late-maturing varieties can be planted when they grow 7~10 days, 2 rows of wide ridge planting, 1 row of narrow ridge planting, and covering film at the side of transplanting.

3. Pruning and vine pressing: Watermelon generally adopts three-vine pruning method. When the main vine is 8~9 leaves, the main vine and two healthy side vines are selected. When the vine grows to 50 cm, the vine is pressed with soil in combination with pruning, and then the vine is pressed once at intervals of 3~4 nodes. Each vine is pressed 2~3 times in total. The vine is evenly arranged.

4, sitting melon turning melon: watermelon select the 2nd and 3rd female flowers on the main vine or the 1st and 2nd female flowers on the side vine to sit melon, in case of low temperature or rainy weather, artificial auxiliary pollination should be adopted, fruit should be turned in time after full growth, turning melon along one direction, about 1/3 each time.

5. Water and fertilizer management: When watermelon young melon grows to egg size, apply swelling melon fertilizer according to plant growth. Generally, apply 45% nitrosulfur-based or potassium sulfate controlled-release fertilizer 15~20 kg per mu. When water shortage occurs, irrigate early and late at night when the temperature is low, and drain the accumulated water in the field in time after rain.