The soil horizon that is not supportive of the growth of tree crops is? by Sunday | Apr 18 | Agricultural Science WAEC | 0 comments A. horizon A. B. horizon B C. horizon C D. horizon D Correct Answer: Option D = horizon D Users Also Read These:The most predominant action in the first horizon of… In the determination of soil texture, a soil…In humid climates, the process by which dissolved…The angle of elevation of the top of a tree from a…In crop rotation, deep-rooted crops should follow…