Analysis of materials sold as insecticides and fungicides
Jordan, Whitman H.
Analysis of materials sold as insecticides and fungicides - Geneva 1914 - 282-302 p. - Analysis, Insecticides, Fungicides New York Agricultural Experiment Station. Bulletin No. 384 .
Analysis of materials sold as insecticides and fungicides - Geneva 1914 - 282-302 p. - Analysis, Insecticides, Fungicides New York Agricultural Experiment Station. Bulletin No. 384 .