Understanding Wisconsin Farmers Bt Corn Insect Resistance Management Practices

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Understanding Wisconsin Farmers Bt Corn Insect
Resistance Management Practices

• Frederick H. Buttel
• Dept. of Rural Sociology, Program on Agricultural
  Technology Studies, and Institute for
  Environmental Studies
• University of Wisconsin Madison

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Data Collection Methods

• Mail survey
• Sample
• Wisconsin farmers, who produced at least 1000
  worth of commodities in 2001
• Sample size of 1987 producers
• Valid surveys from 1035 respondents (52.1)
• Surveys completed March through July, 2002
• Concurrent project in Minnesota

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Herbicide-Tolerant Corn Production Practices, 2001
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Use of Bt Corn, 2001
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Farmers did not plant Bt corn because
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Farmers planted Bt corn because
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The most important reason farmers planted Bt corn
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Corn Production Practices by Bt Corn Use in 2001
(Pearson correlations)
plt.05 plt.01 plt.001
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Soybean Production Practices by Bt Corn
Use(Pearson correlations)
plt.05 plt.01 plt.001
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2002 Production Plans by 2001 Bt Corn
Use(Pearson Correlations)
plt.05 plt.01 plt.001
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Bt Corn Performance Compared to Conventional
Varieties
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Compliance with Individual IRM Requirements
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Compliance with IRM Requirements
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Awareness of IRM Requirements
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Awareness of Requirements and Violator Status
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Self-reported Satisfaction of IRM Requirements
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Self-Reported Satisfaction of IRM Requirements
and Violator Status
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Operator Characteristics by Violator Status
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Difficulty of IRM Requirements by Violator Status
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Difficulty of IRM Requirements by Violator Status
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Difficulty of IRM Requirements by Violator Status
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Perceptions of Other Farmers IRM Practices
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Reasons Other Farmers Do Not Satisfy IRM
Requirements