Crops, which have similar characteristics with to water requirements, have been classified into five categories and schedule decisions in the first
Reference1 articles.
1. 1. Batchelor,W.D. McClendon,R.W. Jones,J.W. and Adams,D.B.,An Expert Simulation System for Soybean Insect Pest Manaqement, Trans. ASAE, Vol.32, No.1, pp 335-342, 1989.