Method for transplanting flue-cured tobacco seedlings in open water on film

The invention discloses a method for transplanting flue-cured tobacco seedlings on a film with open water. The method comprises the following steps: (1) seedling raising: carrying out floating seedling raising through a seedling raising tray; (2) transplanting seedling selection: selecting seedlings of 45-50 days for transplanting; (3) arranging moisture and digging a pond, namely digging the pond 7 days before transplanting, and arranging moisture after scribing and applying base fertilizer in strips; (4) covering a film: tightly and compactly pressing the periphery of the film to enable the film to be tightly attached to the furrow surface, and covering with a black film; (5) transplanting: irrigating before transplanting, planting the tobacco when water exists at the bottom of the pond, transplanting the tobacco in open water, and then covering the periphery of the tobacco seedlings with ripe nutrient soil. When the tobacco seedlings are transplanted, root systems are short, rooting starts, the tobacco see