A survey of antibiotic-producing actinomycetes in the soil environment of Keffi metropolis, Nasarawa State, Nigeria
The soil environment is a vast reservoir that harbours microorganisms that represent virtually all the microbial groups including actinomycetes. An investigation was carried out to determine the species of antibiotic-producing actinomycetes found in the soil environment of Keffi Metropolis, Nasarawa State, Nigeria. Soil samples were obtained from ten different locations of Keffi town...
Studies on the intestinal bacterial flora of tilapia Oreochromis mossambicus (Peters, 1852) and optimization of alkaline protease by Virgibacillus pantothenticus
The intestinal bacterial flora of the fish Oreochromis mossambicus and optimization of alkaline protease production was carried out in this study. The fish, tilapia were collected from the Buckingham canal and were segregated into four size groups namely, 5 to 8, 9 to 12, 13 to 16 and 17 to 20 cm. The maximum number of gut bacteria (2.5×106 Cfu/g ml-1) was enumerated in 5-8 cm group of fish and minimum...