Home / Canola Watch / Weeds / Page 22
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Crop staging comes into play for herbicide, insecticide and fungicide timing. So crops with plants at various stages — some at flowering, some barely at the bud stage, for example — present a challenge when deciding when to spray…
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Patchy emergence due to a few weeks of dry and then a rain, or due to reseeded crop emerging among the few original plants, has created a wide range of stages in some crops. Make herbicide timing decisions based on the stage that represents the highest proportion of plants. And rather than planning on two applications, growers may be better…
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This article has tips and links for information on spraying in windy conditions, when to spray uneven crop, spraying at the right crop stage, sprayer clean out to prevent crop damage, and Keep It Clean tips for new products…
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Herbicide damage to canola can take many forms. Here are some clues to look for…
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A second application of in-crop herbicide is not always economical if the crop is well established, competitive and ahead of the remaining weed population. A second application can make sense if…
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Grassy weeds are getting ahead of the canola in some fields. Timely weed control is essential…
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Wait for signs that canola plants have started regrowing before spraying after a frost…
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Combining pest control operations to save trips over the field may seem like good economic sense, but consider the following when making this decision…
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(1) Many insecticides have limits on how many times a year they can be sprayed on a canola crop. (2) Check approvals for all products to be used on canola…