Presentation is loading. Please wait.

Presentation is loading. Please wait.

LIVESTOCK HEALTH PROBLEMS RELATED TO FORAGES Floron C. Faries, Jr. DVM, MS Professor and Extension Program Leader for Veterinary Medicine Texas AgriLife.

Similar presentations


Presentation on theme: "LIVESTOCK HEALTH PROBLEMS RELATED TO FORAGES Floron C. Faries, Jr. DVM, MS Professor and Extension Program Leader for Veterinary Medicine Texas AgriLife."— Presentation transcript:

1 LIVESTOCK HEALTH PROBLEMS RELATED TO FORAGES Floron C. Faries, Jr. DVM, MS Professor and Extension Program Leader for Veterinary Medicine Texas AgriLife Extension Service Texas A&M System

2 MOLD POISONING Ergot Poisoning - ’Ergot Foot’ Fungus (Claviceps purpurea) Black, Elongated Mass Seed Heads  Rye, Wheat, Oats, Ryegrass Late Summer Vasoconstriction (Extremities) Lameness Gangrene

3 Ergot Poisoning - ’Dallisgrass Staggers’ Fungus (Claviceps paspali) Creamy (yellow-gray), Round Mass Seed Heads  Dallisgrass Late Summer Nervous Stimulation Excited Tremors Stagger

4 Fescue Poisoning Fungus (Acremonium) Tall Fescue Vasoconstriction (Extremities) ‘Fescue Foot’  Lameness  Gangrene  Late Fall, Winter Decreased Heat ‘Summer Fescue’  Poor Doers  Summer Hard Fat (Abodomen) ‘Chronic Fescue’  Long Time Consumption

5 GRASS TETANY Low Blood Magnesium Adult Cows Nursing Lush Pastures Any Age Any Condition

6 Wheat Oats Ryegrass Bermuda Weather Cool-Cold Cloudy Wet

7 High K, N Predisposes Signs Tremble Stagger Run Convulsions Stiff Sensitive

8 Prevention Prevent Energy Loss Grain Hay Magnesium Mineral (6-8%) 1-2 oz Mg/day 1-2 lb Mineral/day

9 NITRATE POISONING Fresh or Dry Forage Johnson Grass Sudan Sorghum Sudan-Sorghum Wheat Oats Rye Ryegrass Bermuda Fescue

10 Weather Growth Cease/Nitrate Accumulates Cold Hot Cloudy Shade

11 Physical Damage Growth Cease/Nitrate Accumulates Heavily Grazed Stems Roots

12 >1% Nitrate of Ration (>100 PPM) Energy Feeds > Conversion

13 CYANIDE POISONING PRUSSIC ACID POISONING Fresh Forage Johnson Grass Sudan Sorghum Sudan-Sorghum

14 Weather/Damage Frost Wilt Winter Hot Dry Summer 3 days New Growth 10 days Hay Fill


Download ppt "LIVESTOCK HEALTH PROBLEMS RELATED TO FORAGES Floron C. Faries, Jr. DVM, MS Professor and Extension Program Leader for Veterinary Medicine Texas AgriLife."

Similar presentations


Ads by Google