An organic autumn watermelon planting method

The invention provides an organic autumn watermelon planting method. The method is characterized in that: the environment air, the irrigation water and the soil environment quality of a producing area meet the production requirements of organic agricultural products, and the technology of soil conditions, soil purifying, the organic conversion period and soil treatment are standardized; a disease-tolerant disease-resistant improved watermelon variety bred in an organic agricultural product base and first-grade seeds are selected; the seeds are treated and sown in a suitable period; seedling culture and seedling management methods in a high temperature pluvial period of summer are provided; transplanting, fixed planting and film covering are performed; fertilization rules, fertilization quantities and fertilization methods are provided; hoeing, pruning, hand-pollinating, topdressing and watering are performed; diseases and pests are controlled according to the principle of organic prevention and control; the f