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 Forages of Texas - North Central » Forage Livestock Disorders |
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| DISORDER: | Blister Beetle Poisoning | ||
| Plant Species: | Primarily alfalfa hay. | ||
| Causes: | Blister beetles contain cantharidin. | ||
| Mode of Action: | Cantharidin causes necrosis of all mucous membranes. | ||
| Animal Symptoms: | Colic, urinary infection (frequent urination); dehydration, shock and death. | ||
| Conditions: | Beetles tend to swarm alfalfa when in full bloom. Harvest conditions that crimps/cuts or traps beetles in hay. | ||
| Treatment: | None; fluid therapy to combat dehydration shock | ||
| Prevention: | Avoid cutting when beetles are present. | ||
| Notes: | Can affect all classes of livestock, but most cases are reported in horses. | ||
| Photo: | Blister Beetle | ||
| More Disorders: |
| Blister Beetle
| Bloat
| Coumarin
| Fescue Toxicosis
| Fog Fever
| Gossypol Toxicity
| Grass Tetany | | Interstitial Cystitis | Lathyrism | Milk Fever | Nitrate Poisoning | Photosensitization | Prussic Acid | Staggers | |
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Texas AgriLife Research and Extension Service · Stephenville, Texas 76401 · 254.968.4144 Contact the Webmaster at: stephenville@ag.tamu.edu |
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