Jon M. Trappe
Purdue University915 W. State St.
West Lafayette, IN
USA 47904
Email: jtrappe@purdue.edu
Papers:
9:15 AM, Henry Gonzalez Convention Center, Room 007A
199-6 Using Concept Maps and Pre-Collegiate Experiences to Measure Comprehension of Student Knowledge of Soil Science In Two Introductory Agronomy Courses.