1. Conversion of DDT to DDE bv two mite species;Aucamp;Rev. Ecol. Biol. Sol,1971
2. Insecticides, Action and Metabolism.;Brien;Academic. Press, pp.,1967
3. Conversion of DDT to DDE by Folsomia candida (Willem).;Butcher;Rev. Ecol. Biol. Sol,1969
4. Investigations on biology of selected microarthropois and their role in IV degradation. IV.;Butcher;Colloquium pedobiologiae,1971
5. Bioecology of edaphic Collembola and Acarina.;Butcher;Ann. Rftv Ent.,1971