The prevention and control of beef horn pepper diseases is mainly based on the prevention and control of seven diseases and four insects.

The common diseases of cow horn pepper are quenching disease, standing blight, early blight, late blight, bacterial wilt, anthracnose, virus disease, etc.; pests are tobacco green worm, Liriomyza huidobrensis, aphid, thrips and so on. The principle of "prevention first and comprehensive control" should be adhered to in the prevention and control of diseases and insect pests of horned pepper. The following describes how to use drugs for the prevention and control of diseases and insect pests in cow horn pepper:

Pepper bacterial wilt

1. Quenching disease: carbendazim + Dysen zinc 600 times solution or Bordeaux solution was used in the early stage, and carbendazim, carbendazim, chlorothalonil and other sprays could be used after the onset of pepper, once every 7 days for 2-3 times.

2. Blight: disinfect the seedbed with dimethazone and carbendazim, and control it with Jinggangmycin or chloramphenicol water agent + Qingkuling or Guangkuling in the field.

3. Early blight: control with chlorothalonil, prohydantoin, mancozeb, alum, etc.

4. Late blight: find the diseased plant, remove it in time, burn it or bury it deeply; use 800-fold liquid of 64% disinfectant alum wettable powder or 58% 800-fold solution of Ruidui, or spray with 600-800-fold solution of downy mildew and mancozeb.

5. Ralstonia solanacearum: uproot and burn diseased plants; adjust soil pH and pour limewater into holes; use agricultural streptomycin, Keshaoda spray or root irrigation with dimethylethasone, Qingkuling and Jinggangmycin.

6. Anthrax: alternately sprayed with 500 times of methyl topiramate, 800 times of 10% thiophanate or 65% of Dysen zinc 600 times.

7. Virus disease: use 20% virus Bike 500-800 times solution and 1.5% Zhishanling 800 times solution alternately, spray once every 7-10 days, and spray 2-3 times in a row. At the same time, attention should be paid to the prevention and control of aphids to reduce the spread and spread of the virus.

There are 4 kinds of insect pests in cow horn pepper, such as tobacco green worm, Liriomyza huidobrensis, aphid and thrips. Tobacco green insects can be sprayed with 1.8% avermectin EC 3000 times and 5% Yitaibao EC 2500 times; Liriomyza huidobrensis can be alternately controlled with 1.8% avermectin EC 3000 times or Wanling 1000 times; aphids and thrips can be sprayed with imidacloprid 1000 times and root irrigation with 1000 times of trichlorfon.