• Alfalfa Aphid Complex

      Knowles, Tim C.; Entomology (College of Agriculture and Life Sciences, University of Arizona (Tucson, AZ), 1998-08)
      The alfalfa aphid discussed in this publication includes blue alfalfa aphid, pea aphid, and the spotted alfalfa aphid. This publication discusses the biology of these alfalfa aphids, the damages they cause, the resistant varieties and biological control, and their monitoring and treatments.
    • Alfalfa Weed Control in the Low Deserts of Arizona

      Ottman, Michael; Tickes, Barry; Plant Sciences, School of (College of Agriculture and Life Sciences, University of Arizona (Tucson, AZ), 2008-04)
      The most effective weed control practice in alfalfa is maintaining a healthy crop and dense stand. Cultural practices that promote a vigorous stand can reduce the need for chemical weed control. Cultural practices that promote a healthy stand reduce the need for chemical weed control, but herbicides are sometimes necessary even in well-managed alfalfa.
    • Nondormant Alfalfa Varieties for Arizona 2008

      Ottman, Michael; Plant Sciences, School of (College of Agriculture and Life Sciences, University of Arizona (Tucson, AZ), 2008-09)
      Nondormant alfalfa varieties are adapted to mild winter areas in Arizona. An alfalfa variety should be selected based on dormancy class, potential pest problems, university yield trials, and on-farm tests. This publication contains pest resistance ratings and a summary of University of Arizona yield trials for nondormant alfalfa varieties.
    • Nondormant Alfalfa Varieties for Arizona 2012

      Ottman, Michael J. (College of Agriculture and Life Sciences, University of Arizona (Tucson, AZ), 2011-12)
    • Nondormant Alfalfa Varieties for Arizona 2013

      Ottman, Michael J.; Plant Sciences (College of Agriculture and Life Sciences, University of Arizona (Tucson, AZ), 2013-09)