How to Treat Diseases of the Sichuan Pepper Tree? A Detailed Guide to Prevention and Control Methods

In the process of cultivating Sichuan pepper, the most important thing to pay attention to is the prevention and control of pests and diseases. So, how do you treat diseases of the Sichuan pepper tree?

1. How to treat diseases of the Sichuan pepper tree

1. Root rot

In April, when the pathogen begins to infect, use a 15% triadimefon wettable powder 300-800 times solution or a 250 times solution of Genfujing to drench the roots of mature trees, which can effectively prevent the occurrence of the disease. In Sichuan pepper orchards that have already developed the disease, dig out the dead and diseased plants and diseased roots, and destroy them in a centralized manner to reduce the accumulation of pathogenic bacteria in the Sichuan pepper orchard.

2. Rust

In early June, spray a 1:1:100 Bordeaux mixture to prevent the occurrence of the disease. For plants that have already developed the disease, spray a 1:2:200 Bordeaux mixture, a 15% triadimefon wettable powder 1000 times solution, a 65% mancozeb wettable powder 400-500 times solution, etc. When clearing the orchard in late autumn, after the Sichuan pepper is harvested and the leaves fall, prune off diseased branches, sweep up fallen leaves, and dispose of them in a centralized manner to reduce sources of the pathogen.

3. Brown spot

In the early stage of the disease, spray a 50% mancozeb wettable powder 500-800 times solution, a 509% thiophanate-methyl wettable powder 500-800 times solution, or a 509% carbendazim wettable powder 600-800 times solution. Starting in late May, spray once every 10-15 days, using the pesticide 3-4 times continuously, and apply the pesticide once more around the Beginning of Autumn for a better disease prevention effect.