Biological prevention and control system and method for paris polyphylla var chinensis diseases

The invention discloses a biological prevention and control system and method for paris polyphylla var chinensis diseases. The system comprises a biocontrol bacterial fertilizer, a biocontrol bacterial agent and a shed frame built on a paris polyphylla var chinensis planting land. The biocontrol microbial inoculum is a complex microbial inoculum, and comprises Moringa harzianum HG and Bacillus methylotrophicus T2-1, which have no antagonism between biocontrol bacterial strains, and the biocontrol microbial inoculum comprises the Moringa harzianum HG and the Bacillus methylotrophicus T2-1. The system and the method can form a perfect biological prevention and control system, start from the aspects of paris polyphylla planting land soil improvement, planting environment regulation and control, stable and effective biological disease prevention and control measures and the like, the defect that a traditional biological disease prevention and control method is easily influenced by the environment and the like, so