OCCURRENCE OF DETERIORATING SEED-BORNE PATHOGENS AND WEEVILS (CALLOSOBRUCHUS MACULATUS(F.) BRUCHIDAE COLEOPTERA) AND THEIR ECONOMIC IMPACTS ON MARKETING OF STORED COWPEA GRAINS IN MAIDUGURI, BORNO STATE. FJS. 2023;7(3):168-176. doi:10.33003/fjs-2023-0703-1173