1. The diurnal and annual variations of the spectral intensity of ultraviolet sky and global radiation (between 297.5 mμ and 380 mμ) on cloudless days at Davos;Bener;Technical Note,1963
2. Microbial control of the codling moth, Laspeyresia pomonella (L.), by a specific granulosis virus in orchards of western Switzerland;Benz;Entomophaga,1979
3. Persistence of Heliothis nuclear-polyhedrosis virus on cotton foliage;Bullock;J. Invertebr. Pathol,1967
4. Inactivation of biological insecticides by irradiation;Cantwell;J. Invertebr. Pathol,1967
5. Two computer programs for probits analysis;Daum;Bull. Entomol. Soc. Amer,1966