Predicting the Major Organism Species in Tobacco in Cao Bang Province, Vietnam Based on the Weather Conditions

In recent years, some organism species are appearing popularly in the tobacco Cao Bang province, Vietnam, and caused severe damage to yield quality such as budworm (Helicoverpa assulta Guene), aphid (Myzus persicea Sulzer), powdery mildew (Erysiphe cichoracearum D.C). To manage them effectively, forecasting controlling insect pests play an important role cultivation. The predictive model was built base on Skybit, Fuzzy, Degree-days forecast give suitable control methods for major tobacco. This is run Excel software calculated by IF function growth of organism. Result predicted accurately budworm, aphids, damaging April 2022. Based results prediction, we proper each pests, preventing quick development field, reducing use pesticides, increasing income growers. has also applied other Vietnam. increase will continue be perfected completed coming years based practice field.