Recommendations for the control of insects attacking certain vegetables, small fruits, and tobacco, and the elimination of harmful insecticidal residues from the market product
Washington, D.C, Bureau of Entomology and Plant Quarantine, 1935
1935
University of Florida, George A. Smathers Libraries with support from LYRASIS and the Sloan Foundati
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Public domain. The BHL considers that this work is no longer under copyright protection.