Impact of Cover Crops on Processing Tomato: Yield, Quality, Pest Pressure, Soil Health, and Economics Laura L. Van Eerd – University of Guelph 2011 Impact of Cover Crops on Processing Tomato: Yield, Quality, Pest Pressure, Soil Health, and Economics Source link here. Share previous post Impact of Cover Crops on Sweet Corn and Snap Beans next post Cover Crops Case Studies: Gary Sommers Farm