ABSTRACT

First published in 1988. Livestock poisoning by plants has been a problem to the livestock producers of the United States since our pioneer forefathers first grazed their herds of cattle and sheep on the vast rangelands and pastures of this country. It has long been recognized that poisonous plants are not only disruptive to the harvesting of the

chapter 1|4 pages

Introduction

ByLynn F. James

chapter 2|11 pages

Economic Considerations of Poisonous Plants on Livestock

ByDarwin Β. Nielsen, Neil R. Rimbey, Lynn F. James

chapter 3|9 pages

The Economic Impact of Poisonous Plants on Land Values and Grazing Privileges

ByE. Bruce Godfrey, Darwin Β. Nielsen, Neil R. Rimbey

chapter 4|16 pages

Ecological Status of Poisonous Plants on Rangelands

ByW.A. Laycock, J.A. Young, D.N. Ueckert

chapter 5|14 pages

Ecology, Mangagement and Poisonous Properties Associated with Perennial Snakeweeds

ByKirk C. McDaniel, Ron E. Sosebee

chapter 6|13 pages

Economic Impacts of Perennial Snakeweed Infestations

ByL. Allen Torell, Hal W. Gordon, Kirk C. McDaniel, Allan McGinty

chapter 7|23 pages

Cattle Abortion from Ponderosa Pine Needles: Ecological and Range Management Considerations

ByF. Robert Gartner, Frederic D. Johnson, Penelope Morgan

chapter 8|12 pages

Ponderosa Pine: Economic Impact

ByJohn R. Lacey, Lynn F. James, Robert E. Short

chapter 9|12 pages

Ecological Considerations of the Larkspurs

ByE.H. Cronin, John D. Olsen, William A. Laycock

chapter 10|11 pages

Larkspur: Economic Considerations

ByDarwin Β. Nielsen, Michael Η. Ralphs

chapter 11|13 pages

Ecology and Toxicology of Bitterweed (Hymenoxys odorata)

ByDarrell Ν. Ueckert, Millard C. Calhoun

chapter 12|7 pages

Impact of Bitterweed on the Economics of Sheep Production in the Texas Edwards Plateau

ByJ.R. Conner, J.L. Schuster, E.M. Bailey

chapter 13|17 pages

Astragalus and Related Genera—Ecological Considerations

ByPhil R. Ogden, Stanley L. Welsh, M. Coburn Williams, Michael H. Ralphs

chapter 14|10 pages

Locoweeds: Assessment of the Problem on Western U.S. Rangelands

ByLynn F. James, Darwin B. Nielsen

chapter 15|16 pages

Ecology and Toxicology of Senecio Species with Special Reference to Senecio jacobaea and Senecio longilobus

ByS.H. Sharrow, D.N. Ueckert, A.E. Johnson

chapter 16|10 pages

Toxicity Problems Associated with the Grazing of Oak in Intermountain and Southwestern U.S.A.

ByKimball T. Harper, G.B. Ruyle, L.R. Rittenhouse

chapter 17|19 pages

The Hemlocks: Poison-hemlock (Conium maculatum) and Waterhemlock (Cicuta spp.)

ByK.E. Panter, R.F. Keeler

chapter 18|6 pages

Rain Lily (Cooperia Pedunculata) Caused Photosensitization in Cattle and Deer in Texas

ByJ.L. Schuster, B.S. Rector, L.D. Rowe, E.M. Bailey, J.C. Reagor, S.L. Hatch

chapter 19|27 pages

Nitrate Intoxication of Ruminant Livestock

ByJames A. Pfister

chapter 20|14 pages

Oxalate Poisoning

ByJ.A. Young, L.F. James

chapter 21|19 pages

Ecological Aspects of Selenosis on Rangelands

ByH.F. Mayland, L.F. James

chapter 22|13 pages

Some Other Major Poisonous Plants of the Western United States

ByJoseph L. Schuster, Lynn F. James

chapter 23|28 pages

Noxious Weeds That Are Poisonous

ByRussell J. Lorenz, Steven A. Dewey

chapter 24|10 pages

The Importance of Diagnosing Poisoning from Plants

ByE. Murl Bailey

chapter 25|16 pages

Use of Plant Toxin Information in Management Decisions

ByRichard F. Keeler, William A. Laycock

chapter 26|13 pages

The Importance of Poisonous Plants as Forages in the Prairies and Southwest

ByCharles Α. Taylor, Michael Η. Ralphs

chapter 28|15 pages

Management to Reduce Livestock Loss from Poisonous Plants

ByM.H. Ralphs, L.A. Sharp

chapter 29|18 pages

Toward Understanding the Behavioral Responses of Livestock to Poisonous Plants

ByF.D. Provenza, D.F. Balph, J.D. Olsen, D.D. Dwyer, M.H. Ralphs, J.A. Pfister