Contact Info: Mahdi M. Al-Kaisi, Email: malkaisi@iastate.edu,
2104 Agronomy Hall Ames, IA 50011-1010, Phone: (515) 294-1923
Copyright © 2002, Iowa State University Agronomy Extension, Ames, Iowa.
All rights reserved.
Concave - The top slope is 2 times the steepness entered while the bottom slope is 0% 
Convex - The top slope is 0% while the bottom slope is 2 times the steepness entered.
S-Shape - The top and bottom slopes are 0% while the midpoint has a slope of 2 times the steepness entered.
Uniform - The slope steepness is constant over the slope length.

 

 

Iowa State University Homepage