Tobacco leaf withering, softening and baking method

The invention discloses a tobacco leaf withering, softening and baking method. The method comprises the following steps: S1, harvesting mature fresh tobacco leaves: performing mature harvesting according to mature standards of the fresh tobacco leaves; s2, classifying and weaving the fresh tobacco leaves: preliminarily judging the quality and baking characteristics of the fresh tobacco leaves according to the mature characteristics and texture characteristics of the fresh tobacco leaves; s3, the fresh tobacco leaves are subjected to light quality stress wilting, specifically, the woven fresh tobacco leaves which are under-ripeness, physiological maturity and technological maturity are subjected to light quality stress wilting, light quality stress wilting refers to that the fresh tobacco leaves on a tobacco airing frame are subjected to light radiation through blue light, yellow light and purple light, light radiation of each light quality lasts for 4-5 hours, and the three light qualities are alternately rad