The growing and steady increase of world population has led to a greater demand in quantity, quality and nutritional value of food much more than the world has ever produced before. The challenge have made it necessary to use new technologies like remote sensing (RS), The use of RS is important because precision agriculture is data intensive.The aim of the author is to promote the use of the remote sensing technology (RS) and geographic information system (GIS) in agriculture and its benefits to farmers, especially the African farmers.Precision agriculture offers a diverse of advantages to its users, from farmers in the production fields to the end-consumers. People in the agriculture industry need to think of innovative ideas which shall optimize opportunities and potentials in the agriculture sector.This book will discuss a highly effective farming strategy which allows a farmer to tend maize rust disease in the field by using RS technology and specifically the drone.