The Diffusion of Exotic-animal Ranching in Texas

Authors

  • Jeff W. Powell Southwest Texas State University
  • Frederick A. Day Southwest Texas State University

Keywords:

exotic-animal ranching, diffusion, Texas

Abstract

Since their first major introduction into Texas in the 1920s, exotic animals have become a major rural economic activity in the state. From early ranches in Kenedy and Kerr counties, foreign herds have diffused to selected areas of the state in a somewhat regular geographical pattern. Mapping data from six separate surveys of Texas Parks and Wildlife, we detected that early adoption of this innovation tended to be "hierarchical," while adoption since the 1950s has appeared to be "contagious" with a filling-in effect, especially in Kerr County. Reasons for and implications of this particular spread pattern are discussed. In particular, we evaluate the economic ramifications for Texas ranchers and conservation issues, given that fully one-third of the exotic animals in Texas is now free-ranging.

Author Biographies

  • Jeff W. Powell, Southwest Texas State University

    Department of Geography

    Southwest Texas State University

    San Marcos, TX 78666

  • Frederick A. Day, Southwest Texas State University

    Department of Geography

    Southwest Texas State University

    San Marcos, TX 78666

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Published

2004-01-01

Issue

Section

Articles