List the four types of prevailing conditions involved in forage selection.
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Define and provide an example for a fixed limitation in forage selection in eastern Oregon. ____________________________________________________________ 
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Define

  1. variety
  2. abiotic
  3. nematodes

Discuss the advantages and disadvantages of selecting a mixture for a pasture intended for maintaining sheep.

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Discuss how forage selection can influence the economy and the environment.

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