GRAZINGDAYSPastureManagementPartIISeptember22,2009.ppt

WATER HEMLOCK Cicutoxin Seeds and flowers produce mild gastroenteric irritation Large mouthful can be fatal Respiratory or cardiac failure YELLOW JESSAMINE All parts including nectar are toxic Muscular weakness and respiratory failure Derek BarberLivestock Natural Resourcesdlbarber@ufl.edu GRAZING DAYSPasture Management Part IISeptember 22, 2009 BLACKCHERRY Cyanogenic glycosides All parts toxic Most common – wilted leaves Within one hour lethal ingested amount can cause spasma and death from respiratory failure BRACKEN FERN Toxicity – thiaminase All parts toxic Collapse convulsion Death within a few days Calves BUTTERFLY WEED Roots, plant sap from all parts. Vomiting, stupor, weakness, spasms Resinoid, cardiac glycoside Large quantities eaten CASTOR BEAN Toxicity – Ricin All parts toxic *seeds Symptoms may show immediately or delay for up to 2 days after ingesting. Weakness, Bloody vomiting/diarrhea Convulsion, death Few cracked seeds have cause death CHERRY LAUREL TREE Same as Black Cherry, Choke Cherry Within one hour lethal amount can cause spasma and death from respiratory failure CHINA BERRY TREE All parts Leaves have paraisine Fruit has azaridine Ripe fruit more toxic than green, deaths in livestock (sheep/pigs) CHINESE TALLOWTREE Toxic agent unknown Terminal leaves and green fruit – gastrointestinal disorder Consume 1% of BW will produce signs in 12-14 hrs COCKELBUR Vomiting in pigs Sheep/Cattle show weakness, inability to stand, confusion, rapid and weak pulse, low temp and muscular spasm COFFEE WEED - SICKLEPOD Seeds toxicity upon the skeletal muscles, kidney, and liver The leaves and stem also contain toxin, whether green or dry Diarrhea, go off feed, lethargic, and tremors appear in the hind legs Urine becomes dark and coffee-colored and the animal becomes recumbent and is unable to rise. Death often occurs within 12 hours after the animal goes down COFFEE SENNA Seeds toxicity upon the skeletal muscles, kidney, and liver The leaves and s