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| Certification | 1 |
| Environment | 1 |
| Experiment Stations | 1 |
| Measurement Techniques | 1 |
| Pesticides | 1 |
| Research | 1 |
| Safety | 1 |
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| DeWitt, Jerald R. | 1 |
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| Guides - General | 1 |
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| Iowa | 1 |
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DeWitt, Jerald R. – 1976
This manual provides information needed to meet specific standards for certification as a pesticide applicator. The text is directed to individuals working in demonstration and research pest control who evaluate, provide and disseminate information on pest control procedures. Guidelines for designing and conducting a research experiment in…
Descriptors: Certification, Environment, Experiment Stations, Measurement Techniques
