DETERMINATION OF PROTEOLYTIC ACTIVITY IN VARROA JACOBSONI AN ECTOPARASITIC HEMOPHAGOUS MITE OF HONEY BEES (APIS sp.) Naresh C. TEWARSON and Klaus-Dieter JANYApidologie, 13 4 (1982) 383-389DOI: https://doi.org/10.1051/apido:19820405