The method of irrigation suitable for use on a steep slope is? by Sunday | Jul 4 | Agricultural Science WAEC | 0 comments A. sprinkler irrigation B. flood C. furrow irrigation D. shadoof Correct Answer: Option D – shadoof Users Also Read These:The following are advantages of the sprinkler method…A normal supply curve has a positive slope which…It is composed of layers of ash and cinders…The method of surface irrigation widely used in rice…The most efficient irrigation method on large scale…