Pesticide usage in California and the United States
| Autor: | Maddy, Keith T. |
|---|---|
| Zdroj: | In Agriculture, Ecosystems and Environment 1983 9(2):159-172 |
| Databáze: | ScienceDirect |
| Externí odkaz: |
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| Autor: | Maddy, Keith T. |
|---|---|
| Zdroj: | In Agriculture, Ecosystems and Environment 1983 9(2):159-172 |
| Databáze: | ScienceDirect |
| Externí odkaz: |
|