Frost Injury in Sorghum Species

sorghum-sudangrass after a frost

Caution! Members of the sorghum family – sorghum, sudangrass, and hybrid sorghum-sudangrass – contain dhurrin, a glucoside that breaks down to release hydrocyanic acid, also known as prussic acid (hydrogen cyanide, HCN). A sudden disruption of growth such as frost, drought or cutting, causes prussic acid to be released inside the plant at a more […]

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Crop Report – Week of September 9, 2024

Notill Row Cleaned Soybean Growth Corn Stubble Honey 2 scaled

New! ‘Crop Chat’ videos on Field Crop News Check out Crop Chats at https://fieldcropnews.com/crop-chats, recently launched at the OSCIA/OMAFA tent during Canadas Outdoor Farm Show. Crop Chats are a series of video case studies showcasing Ontario farmers and agri-business people doing interesting and innovative things to enhance their farm operations’ efficiency and profitability. The first […]

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Fall Rest Period for Alfalfa

Key Points When is the fall rest period? The fall rest period (sometimes called “critical fall harvest period”) for alfalfa is 450 growing degree days, base 5°C — or approximately 6-weeks — before the average date of the first killing frost (-4°C for several hours), when alfalfa stops growing. Not cutting during this period allows […]

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Crop Report – Week of August 12, 2024

Soil Health Assessment and Planning Tool (SHAP) is a soil health tool for Ontario farmers. Healthy soil functions contribute to improved crop productivity and resilience. The tool involves taking a soil health test, and it helps measure soil health on your farm and identify areas for improvement. The SHAP tool is based on a laboratory […]

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Anthracnose Found in Dry Beans

Anthracnose has been found in dry beans in Oxford County and may be present in other areas. Conditions have been ideal for the development of the disease. Resistant Varieties Some dry bean varieties carry resistance to anthracnose but there are popular varieties within each market class that do not carry resistance. There are currently no […]

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