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Yellow Starthistle - UC Pest Management Guidelines - http://www.ipm.ucdavis.edu/PMG/PESTNOTES/pn7402.html
University of California guidelines for control of Yellow Starthistle, including identification and biology. |
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Yellow Starthistle Information - http://wric.ucdavis.edu/yst/
Extensive site provides detailed information about the weed, including origins, impacts, biology, management options, associated legislation and references. From the UC Davis Weed Research and Information Center. |
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Yellow Starthistle Biology and Control - http://cecalaveras.ucdavis.edu/starthistle.htm
Origins, life cycle, photographs, and analysis of several means of controlling this pest. |
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Fact Sheet No. 1: Yellow Starthistle - http://danr.ucop.edu/uccelr/range01.htm
Photographs and information about the origins of the plant and the problems it causes. Analysis of several control measures. From University of California Cooperative Extension. |
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Progress in Yellow Starthistle Biological Control - http://www.ars.usda.gov/is/pr/1999/990222.htm
USDA site reports positive results on field tests using Eustenopus villosus weevils to control starthistle in Idaho. |