ACARICIDE AGENT, PROCESS OF ITS PREPARATION, AND BACILLUS STRAIN DEPOSITED IN NATIONAL COLLECTION OF AGRICULTURAL AND INDUSTRIAL MICRO-ORGANISM IN BUDAPEST

摘要

PCT No. PCT/HU90/00042 Sec. 371 Date Jan. 30, 1992 Sec. 102(e) Date Jan. 30, 1992 PCT Filed Jun. 25, 1990 PCT Pub. No. WO91/00013 PCT Pub. Date Jan. 10, 1991.The invention relates to acaricidal compositions containing as active ingredient: the fermentation broth or cell-free fermentation broth, of a concentrate of the fermentation broth or cell-free fermentation broth, or a solidified form of the fermentation broth or cell-free fermentation broth of one or two bacterium strains deposited at the National Collection of Agricultural and Industrial Microorganisms, Budapest, Hungary under the identification Nos. 001083 and 001086 or of their mixed micropopulation, if desired, in a sterilized state, optionally together with the metabolism products arising during the fermentation and inutilized nutriments, as well as one or more solid and/or liquid carrier(s) (preferably sugar or a grist of natural minerals), or an inert solvent (e.g. water) and, if desired, with surface active (preferably anionic or nonionic emulsifying or dispersing) agents. The compositions according to the invention can be used for protecting Apis mellifera (honey bee) against mites, particularly Varroa jacobsoni.