Field Crop News is a resource for Ontario field crop production. It is managed by the Field Crop Unit of the Ontario Ministry of Agriculture, Food and Rural Affairs (OMAFRA). Browse our library of information by:

  • Yellow Soybeans Caused by Phytophthora

    This article was written by Horst Bohner, OMAFRA Soybean Specialist, and Albert Tenuta, OMAFRA FIeld Crop Pathologist Phytophthora root rot (PRR) is one of the most destructive soybean diseases in Ontario. PRR thrives in wet soils, so the incidence of this disease is more prevalent in fields that received excess rainfall in 2021. Clay soils, […]

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  • Fall Armyworm Alert – Again!

    Scout vulnerable crops for feeding and larvae including winter canola, winter cereals, forages and cover crops. Especially in the southwestern counties but not limited to this area. Currently, there seems to be a pocket in the Blenheim area that requires attention. Meghan Moran has found three winter canola fields near Blenheim this week that have […]

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  • September 2021 Forage Report

    Ontario Hay Listings is a free classifieds service provided by the Ontario Forage Council. Producers looking to buy or sell hay or straw are encouraged to post an ad. In 2020 there were several reports of corn rootworm injury to hybrids with below-ground protection from Bt traits. This suggests that Bt-resistant corn rootworm populations exist […]

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  • Growing Winter Canola in Ontario — Fall: Prepare for Winter Survival

    Vegetative Emergence The hypocotyl pulls the cotyledons above the soil surface. The growing point is exposed between the two cotyledons. Management: Fertilizer in the seed row can injure seedlings, especially nitrogen and potassium. Apply up to 1/4 of total nutrient requirements pre-plant. Seed 0.5-1 inches deep, or a maximum of 1.5 inches into moisture. Broadcast […]

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  • This graph shows the estimated time for natural air drying of corn, with and without additional heat added.

    Natural Air Drying of Corn

    Farmers who may be struggling to get corn dried this year are looking for alternate options.  It is possible to use natural (unheated) air to dry the corn.  Natural air drying is gentle and does not require any specialized equipment, other than a grain bin with a reasonably-sized fan, and maybe a small heater.  However, […]

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  • grain bin

    How to dry soybeans in a bin

    The wet fall and delayed harvest of 2018 has left a lot of Ontario soybeans still in the field.  This is a big deal, especially for farmers who are growing Identity-Preserved (IP) soybeans with a premium of several dollars per bushel!  And the main question growers are asking: If my beans are wet, can I […]

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  • Killing off Roundup Ready Alfalfa

    Six tank-mix partners are recommended for the removal of Roundup Ready Alfalfa and since they vary significantly in cost (Table 1), their effectiveness was evaluated in a trial conducted at the Elora Research Station in 2018-19. Growing degree day accumulation after herbicide application appeared to have the greatest effect on the control of Roundup Ready […]

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  • An electric fence at the edge of a green field

    Correctly Grounding an Electric Fence

    Key points: Improper grounding is the most common reason for electric fence malfunctions Install 90 cm (3’) of ground rod for every joule of output from the energizer Ground rods should be more than 3 m (10’) from each other Ground rods should be more than 23 m (75’) from other grounds, waterlines, or utilities. […]

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  • Should 2,4-D be used to control weeds in emerged winter wheat during the fall?

    Co-written by Joanna Follings, Cereal Specialist Should you use 2,4-D to emerged wheat in the fall to control weeds? The short answer is no. First, the label clearly states under the “Application Timing” section: “Do not apply to seedling winter cereals in the fall.” Second, there are other labelled and less injurious herbicide options that provide […]

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