What principles should be followed in the prevention of pests and diseases

"Prevention first, prevention is more important than cure" and "treat early, treat small, treat completely (eradicate)" are the principles for dealing withorchidpests and diseases. To truly implement the above principles, the following four aspects of work should be done well: ① Strengthen daily care and management to enhance resistance topests and diseases. ② Strengthen plant quarantine to strictly prevent the introduction of pests and diseases from foreign countries or other regions. ③ Prevent and control in advance theorchidpests and diseases on the shade plants at the cultivation sitepests and diseases, and eliminate sources of infection. ④ Grasp the patterns of pests and diseases, strengthen monitoring, and promptly isolate and treat affected orchid pots to avoid further spread. Lin Qingde, Mu Wei