Winter citrus garden pest prevention?

Answer: After the Qingyuan Garden, from the late November to the end of February of the next year, you can catch sunny days and spray medicine to prevent 2 to 3 times. Use pesticides that are highly efficient, low-toxicity, low-residue, pollution-free and safe to natural enemies. According to practical experience, pine grease and lime sulfur are the best choices. For orange groves, such as spider mites, yellow spiders, and rust ticks, which are harmful to alfalfa, lime sulfur is the best and can kill bacteria. For pine beetles and whitefly, etc., the most harmful to the orange groves pine resin mixture, killing and killing crickets, but also eliminate the moss on the trunk and lichens. Lime sulfur can be sprayed with 1 Baume degree. The turpentine mixture is usually diluted with a good solution of water diluted 8 to 10 times liquid spray.

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