Home / Canola Watch / Weeds / Page 20
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With an early spring in some parts of the Prairies, growers and agronomists have been asked "When is too early to spray weeds?" Spraying can start under the following conditions…
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There is a saying, “Good cleavers control in canola starts in cereals.” Peas and flax also offer pre-seed options not available in fields going into canola…
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While waiting for the right conditions for a pre-seed burnoff or to start seeding, pull out the sprayer and get it ready for action. Here are a few considerations…
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1. With phosphorus, ultimately the form you apply is less important than the amount you apply. Crop nutrition specialist Rigas Karamanos used the graph below to show the chronic under-application of P year after year…
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A well-managed, systematic approach is the best strategy for bringing cleavers under control…
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Cover crops provide ground cover to avoid leaving fields bare. They provide weed competition, take up excess moisture, tie up nutrients at or near the soil surface so they’re not lost, and improve salinity. Nitrogen-fixing cover crops can increase soil nitrogen levels. Grassy cover crops act as “green manure”. All cover crops can reduce wind and water erosion of soil…
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While it’s too late to spray effectively, growers and agronomists can check fields for the presence and population of winter annual weeds before the snow flies. This information can help with spring pre-seed burnoff and crop rotation planning…
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Western Canada has made great strides in adopting minimum tillage practices that save time and diesel fuel, improve soils and improve sustainability scores. Here are factors to consider before choosing the tillage option…
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Decisions on what variety, nutrient or crop input product to buy are improved with good data. When looking for data, here are a few clues as to the quality of the data set…