Analysis of materials sold as insecticides and fungicides during 1923
Cathcart, Charles S., Willis, Ralph L., Smith, L.R.
Analysis of materials sold as insecticides and fungicides during 1923 - New Brunswick 1923 - 1-18 p. - New Jersey Agricultural Exper .
Analysis of materials sold as insecticides and fungicides during 1923 - New Brunswick 1923 - 1-18 p. - New Jersey Agricultural Exper .