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Agronomy Resources

Agronomy Updates from Across the Province

GrainTALK Webinars

Catch the latest webinar’s from Grain Farmers of Ontario here.

Agronomy Alert

Tar Spot

Tar spot was discovered in Ontario in September 2020. This resource outlines the disease threat, favourable conditions, and how to control it. Click here to see the fact sheet.

Waterhemp

Waterhemp is spreading across Ontario and can be difficult to control. Check out the Waterhemp Agronomy Alert to learn more about this upcoming weed concern that may be hiding in your fields. This resource shows where Waterhemp has been found in Ontario, and how to identify and control it. Click here to see the fact sheet.

OMAFRA Resources

Pub 811 – Agronomy Guide for Field Crops

Pub 811 - Agronomy Guide for Field Crops

All your agronomy questions from planting to harvest and from crop damage to insect identification can be answered in the 425 pages of agronomy knowledge in the Agronomy Guide for Field Crops. Read online

Pub 812 – Field Crop Protection Guide

Insect and disease control methods in field crops can be found in Publication 812,  the Field Crop Protection Guide, it’s up to date for the 2020 season. Read online

Pub 75 – Guide to Weed Control

Insect and disease control methods in field crops can be found in Publication 812,  the Field Crop Protection Guide, it’s up to date for the 2020 season. Read online

Guide to Early Season Crop Pests

The cover of the report Early Season Field Crop Pests showing a close up of soil

This guide is a tool to help identify pests that attack field crops early in the growing season. Under each pest, the guide outlines how to identify the pest, explains their life cycle and the damage they cause. It also details scouting techniques, thresholds and integrated pest management strategies including cultural, biological and chemical control. Additional information on protecting natural enemies as well as pollinators is also available at the end of the guide. This guide provides the basics for establishing an integrated pest management strategy for soil borne and early season pests in field crops, which will help target the use of insecticide treated seed to where it is necessary. Download and view the PDF.

Identifying Wheat Diseases Affecting Heads of Grain

Identifying Wheat Diseases Affecting Heads and Grain

This is a guide to wheat diseases affecting heads and grain. It covers diseases visible at head emergence, diseases visible during grain development, diseases visible just before harvest and diseases causing problems in other countries. Learn to recognize common wheat diseases: loose smut, fusarium head blight, stagonospora glume blotch, black chaff, sooty molds, common bunt/dwarf bunt, ergot, and wheat blast. Download the PDF of this guide here.

Weed ID Guide for Ontario Crops

Weed ID Guide for Ontario Crops

Recognize over 120 species commonly found in and around agricultural fields. Print copies are available to be ordered on-demand here. Download the PDF of this guide here.

Crop Protection Network

Grain Farmers of Ontario sponsors the Crop Protection Network, an international partnership of university and provincial Extension specialists, and public and private professionals that provides unbiased, research-based information.

For harvest 2018, Ontario grain farmers may be interested in these selected Crop Protection Network publications (additional publications are available for download on the Crop Protection Network website):

Ontario Cover Crop Initiatives

Ontario Cover Crop Strategy Action Plan

Cover Crop Decision Tool

Helpful Links

Soybean Moisture Shrink Calculator

Looking for Grain Farmers of Ontario Apps? Click here.

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