Alfalfa Weevil

Alfalfa weevil can be an issue in Ontario, particularly in south-western parts of the province. While outbreaks tend to be isolated, they can be severe and dramatically reduce forage yield and quality. Typically, alfalfa weevil do not reach significant levels until we are ready to take first-cut. However, sometimes alfalfa weevil larvae development is advanced […]

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Frost Heaving Of Alfalfa

Frost heaving can significantly damage alfalfa plants, leaving stands with much less or even zero yield potential. Plants may initially appear undamaged, but taproots are typically broken and unable to pick up enough nutrients or moisture, and stands eventually die. Frost heaving of alfalfa happens when repeated freezing and thawing pushes the tap root and crown out of the soil. […]

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Forage Report – June 28, 2012

First-cut hay is being finished while second-cut haylage is complete on some dairy farms. With reduced yields and acres, hay inventories are limited in some areas and record high prices are being reported. There are still reports of armyworm, but it is declining. There were some reports of European skipper feeding damage to forage grasses, […]

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Alfalfa Winter Injury

By early to mid April, the base of healthy alfalfa plants will have firm buds and numerous new green shoots with 2 to 5 inches (5 to 13 cm) of growth.  Damaged plants, on the other hand, will show no or minimal green-up.  Digging up plants and cutting the root open lengthwise is helpful in […]

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