Fecha de publicación: 17/09/2021 Fuente: Wipo tomato The invention provides a method for in-situ treatment and ecological recycling of tomato straws in a sunlight greenhouse. The method comprises the following steps: 1) pulling out tomato plants, spraying chlorothalonil or carbendazim liquid diluted by 300 times, conducting airing for 2-3 days, and continuing airing until the water content of the plants is 12% or below; 2) crushing the air-dried tomato straws until stem length is less than or equal to 5 cm; and 3) returning the crushed tomato straws to a field in a direct returning manner or a composting returning manner. According to the method, the tomato straws are subjected to innocent treatment, smashing, field returning and the like, so the side effect of field returning of the tomato straws on crops is eliminated, the positive influence of field returning of the tomato straws is exerted to a greater extent, the field returning treatment of the tomato straws is simplified, a straw decomposition speed is increased, and a treatment period is shortened. By means of the ecological cycle field returning utilization method of the tomato straws, the tomato straws can be effectively utilized to increase organic matters in soil and serve as an organic carbon fertilizer, the effective fertility of soil is promoted, the application amount of conventional chemical fertilizer is reduced by 30%, and positive influences are generated on the yield and quality of tomatoes.