Watermelon planting method:
Sowing date: The solar calendar is about 65438+February 20th in Huxian area.
Grafting time: Grafting can be carried out after the cotyledons of rootstock seeds are flattened, which is also the best time for grafting.
Planting time: generally from the end of February to the beginning of March in the solar calendar at the latest, that is, when the ground temperature 10cm passes stably 13℃.
Fertilization time: topdressing should be combined with watering. When the watermelon grows to the size of an egg, it should be combined with watering and topdressing again.
Prevention and control methods of plant diseases and insect pests during planting;
① Selection of disease-resistant varieties. According to the main local pests and diseases and the cultivation season, select varieties with high resistance and multi-resistance.
(2) Hanging silver-gray film strips around the facilities to avoid aphids, or trapping and killing with insecticidal boards.