Expert system for weed management of wheat fields in iran

Abstract

Wheat is the most important strategic crop in Iran. Weeds are one of the most important factors of yield loss in wheat. Computerized decision support systems offer an ideal means of achieving economical, environmentally safe and sustainable weed management. A practical expert system is necessary to manage of weed control in wheat fields of Iran. This expert system has a step-by-step problem-solving procedure based on important factors relating to weed management. Expert system for weed management provides advice on the base of Interactions of weeds and wheat including chemical and mechanical weeds control treatments and selects the beast herbicide with optimum dosage and method of application. Economical recommendation can be made by estimating Yield loss due to the weeds, wheat price, expected yield and herbicide cost. Recommendations are base on wheat variety, date of planting; growth stage of wheat, weed species, weed and crop density history of herbicide use and climatic factors.