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Tag Archives Phyla — page 3

Crops

Flea beetles: A shifting pest

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Flea beetles are already costing Prairie farmers $300 million a year and their populations are growing, an entomologist with Agriculture and Agri-Food Canada says. Julie Soroka told a recent Alberta Canola Industry Update seminar scientists don’t know why the beetle species populations are shifting, but they do know the populations are rising, particularly for the
Crops, News

Trials start of GM wheat that terrifies aphids

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Field trials are underway in England of a genetically modified (GM) wheat that strikes fear into aphids and attracts a deadly predator to devour them, providing an alternative to the insecticides now used to control the crop pest. The wheat emits a pheromone which aphids release when they are under attack to create panic and
Crops

Tiny Wasp Used To Avert Disaster Farmers Never See

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CO-OPERATOR CONTRIBUTOR / LETHBRIDGE You may never have seen it, it doesn t have a common name, it didn t cost you a cent, but it may be saving you thousands in lost yield and pesticide cost. Tetrastichus julis (T. julis) is a tiny wasp that feeds on the cereal leaf beetle, a Eurasian pest
News

Great Lakes Face Stresses From Run-Off, Invaders

chica go/re uters Great Lakes shorelines are becoming clogged by algae blooms fed by agricultural run-off, while invasive mussels decimate the food chain in deeper waters, according to the National Wildlife Federation. The five lakes, which contain one-fifth of the world s fresh water and supply tens of millions of people, may be veering close
Livestock

Researchers Test Bee Virus Treatments

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Testing of possible treatments for a virus associated with the varroa mite is continuing to move ahead at the University of Manitoba. We ve got it to a point where we can show it does kill the virus, said Rob Currie of the university s entomology department, referring to the use of double-strand RNA in
Livestock

Tick That Can Cause Lyme Disease Making A Home In Manitoba

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The odds of picking up a blacklegged deer tick – and contracting Lyme disease – are on the rise in Manitoba. The southeast corner of Manitoba and an area around the Stanley Trail in south-central Manitoba now have established blacklegged tick populations. Surveillance findings suggest they now occupy an area that may stretch from the
Crops, Oilseeds

Flea Beetles Feasting On Canola

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Flea beetles have been feasting on canola seedlings in Manitoba. Heavy infestations have warranted foliar insecticide treatments, Manitoba Agriculture, Food and Rural Initiatives says in a June 13 report. “Even if Helix or Prosper seed treatments have been used, some minor feeding to leaves and cotyledons is normal, as the flea beetles needed to ingest
News

Zebra Mussels Headed Toward Manitoba

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They’re tiny, they’re destructive and they’re headed this way. Zebra mussels have been found in the upper U.S. watershed of the Red River and could arrive in Manitoba as early as this summer, Manitoba Water Stewardship warns. Their presence could produce an “ecological Armageddon” along the Red River and its connecting waterways, Candace Parks, a
News

Warmer World Equals More Pests

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Beetles killing trees in North America, bluetongue disease ravaging livestock in Europe, and borers destroying African coffee crops are examples of migrating invasive species not getting enough attention at global climate talks, scientists said Dec. 8. Invasive pests have plagued agriculture and nature for thousands of years as mankind’s migrations brought them to places without

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