Strip-Till Hall of Famer Bill Preller breaks down the advantages and limitations of coulters, knives and shanks, and the strip-till scenarios where they each make the most sense. 

Over 400 farmers, agronomists, researchers, educators, dealers and manufacturers packed the President Abraham Lincoln Hotel in downtown Springfield, Ill., for the 13^th annual National Strip-Tillage Conference.

A problem as complex as herbicide-resistant weeds requires a systems approach to solve, says Daniel H. Smith, nutrient and pest management program manager for the Univ. of Wisconsin-Madison.