Ontario Grain Farmer April/May 2021

6 ON THE COVER The carbon tax SEEKING AN EXEMPTION From the CEO’s desk A YEAR OF RESULTS 4 Carbon footprints 101 Michael Buttenham 10 Clean Fuel Regulations Paige Miller 12 Business side Conversations with business experts 9 GrainTALK newsletter An update on Grain Farmers of Ontario news and events 16 Biodiversity loss Rebecca Hannam 14 Crop side Agronomic information from crop specialists 21 Water management John Warbock, Ian McDonald, Nadia Marenco 18 A root-focused mindset Matt McIntosh 22 Growing two crops at once Matt McIntosh 24 Long-term cover crop research Rebecca Hannam 26 Resistance management Laura Ferrier 28 Good in Every Grain Updates on our campaign 30 APRIL/MAY 2021 volume 12, number 7 ONTARIO GRAIN FARMER is published 10 times a year (January, February, March, April/May, June/July, August, September, October, November, and December) through Grain Farmers of Ontario. Distribution is to all Ontario barley, corn, oat, soybean, and wheat farmer-members. Associate Membership Subscription available upon request. Views and opinions expressed in this magazine are those of the authors and do not necessarily represent the policies of Grain Farmers of Ontario. Seek professional advice before undertaking any recommendations or suggestions presented in this magazine. PUBLICATIONS MAIL AGREEMENT NO. 40065283. Return undeliverable items to Grain Farmers of Ontario, 679 Southgate Drive, Guelph, ON N1G 4S2. © Grain Farmers of Ontario all rights reserved. Publisher: Grain Farmers of Ontario, Phone: 1-800-265-0550, Website: www.gfo.ca; Managing Editor: Rachel Telford; Production Co-ordinator: Kim Ratz; Advertising Sales: Joanne Tichborne Look for these symbols for bonus content in our digital edition.