Corn Production In Ontario

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Reducing the Risk to Pollinators

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Grain corn produced within the province is used for both feed (60%) and industrial (40%) uses. A significant acreage is also planted to corn silage for livestock feed.

Return to the Field Crops Index

For the latest production news

• Follow us on twitter
• Listen to us on the Cropline
• Read the provincial Field Crop Report (in season only)
• What's current in Field Crops

To access results of OMAFRA Field Crop Research Programs

• Crop Advances Field Crop Reports

To contact OMAFRA Field Crop Staff

• Field Crop Staff Directory

Corn Acreage and Yields (Historical)

Calculating Cost of Production

• Grain Corn
• Grain Corn (Genetically Modified)
• Silage Corn

Selecting a Hybrid for your farm

• What to consider when you select a hybrid?
• Public Hybrid Performance Trials
• Corn Hybrid Selector

Tillage

• Overview
• Related Articles on Tillage
• Ontario Tillage Database
• Compare corn yields under different tillage systems
• See profiles of different tillage systems used by Ontario Farmers

Soil Compaction

• Related Articles

Fertility Management

Livestock Manure

• Manure Nutrient Calculator
• Related articles on Manure Management

Macronutrients

• Evaluation of Phosphorus Fertilizer Recommendations For Corn in Ontario
• Maximum Safe Rates of Fertilizer
• Nitrogen Management
• Nitrogen Calculator
• Related Articles on Nitrogen Management
• Phosphate and Potash
• Phosphate and Potash Requirements
• Related Articles on Phosphate and Potash

Micronutrients

• Magnesium
• Sulphur
• Zinc
• Manganese
• Plant Analysis

Planting Considerations

• Seeding Date
• Target Plant Populations
• Planting Depth
• At what speed should I plant corn at?
• Uniformity of Spacing: Does corn need to look like a picket fence?
• What's the best type of planter to use?
• Related Articles
• Taking Steps towards Reducing the Risk to Pollinators

Corn Development

• Introduction
• Uneven emergence
• Vegetative Growth Stages of Corn
• Reproduction Growth Stages of Corn
• Different ways to count corn leaves
• When does the season end?

Insect and Disease Management

• Scouting Calendar
• Corn Diseases
• Corn Insects
  • Introducing Web-Based Refuge Selector Tool
  • Scout Corn Ears fors Western Bean Cutworm
• Management Recommendations: Field Crop Protection Guide, Publication 812

Weed Management

• Principles of Weed Management
• Guide to Weed Control, Publication 75
• Problem Weed Control
• Herbicide Selector, Weedpro75 - web version
• Mobile Herbicide Selector

Harvesting and Storage

• Grain Harvest
• Silage Harvest
• Drying and Storing Corn
• Related Articles on Harvest and Storage

Troubleshooting and Tips

• Evaluating poor stands and re-plant decisions
• Harvest Tips for Moldy Corn

Impact of Severe Weather

• Bird Damage
• Drought Stress
• Flooding
• Frost Injury
• Hail Damage
• Heat Stress

Common Calculations, Conversions and Facts

• Converting wet corn weight in to dry tones
• 1 metric tonne = 39.4 bushels
• There are 56 lbs in 1 bushel of corn