What is the cure for tomato leaf curl?

There is no known cure for tomato leaf curl. However, there are some things you can do to prevent the disease, including:

- Using disease-free seed: The disease can be spread through contaminated seed, so it's important to use seed that has been certified to be disease-free.

- Planting resistant varieties: Some varieties of tomatoes are more resistant to tomato leaf curl than others, so you can help reduce your risk of infection by planting these varieties.

- Sanitation: Remove and destroy infected plants as soon as possible to help prevent the disease from spreading.

- Control of whiteflies: Whiteflies are the main vector of the tomato leaf curl virus. Controlling these pests can help reduce the risk of infection.