Method for controlling dendrobium candidum pest and disease damage

The invention discloses method for controlling dendrobium candidum pest and disease damage. The method comprises the steps of insecticide preparation and insecticide spraying; for insecticide preparation, after monascus is cultured in a specific culture solution, part of thalli are subjected to enzymolysis, enzymatic hydrolysate is obtained, the enzymatic hydrolysate and the specific culture solution stimulate the rest thalli, and optimized monascus stains are obtained; by fermenting the optimized monascus stains, traditional Chinese medicine extracts and ChrobacteriumSuttsuga(C.Suttsuga) areadded for further culture, and a composition with high activity is obtained; insecticide spraying is conducted from March to October, and foliage spraying is conducted on growing dendrobium candidum.The insecticide preparation method and pest and disease damage control method are simple and controllable and suitable for industrialization and industrialization, and high economical benefit is brought to the society. 本发明公开了种