PHOSPHORUS CYCLE

August 20, 2020 Microbiology 0

Phosphorus cycle is defined as the biogeochemical cycle by which phosphorus is exchanged between the biosphere, lithosphere and hydrosphere components of the earth. Phosphorus occurs […]

NITROGEN CYCLE

July 25, 2020 Microbiology 0

Nitrogen cycle is defined as the biogeochemical cycle by which nitrogen is exchanged between the biosphere, lithosphere, atmosphere and hydrosphere components of the earth. It […]

CARBON CYCLE

July 19, 2020 Microbiology 6

Carbon is the element that anchors all other organic substances or compounds in the ecosystem. It is the building block of life; and the atomic […]

BIOGEOCHEMICAL CYCLING

June 30, 2020 Microbiology 0

The phrase “biogeochemical” is derived from three words: bio (which involves living biological organisms like man, animals, plants and microbes found in the ecosystem), geo […]

MICROBIOLOGY OF THE SOIL

June 26, 2020 Microbiology 0

Soil is simply defined as the mixture of minerals, organic matter, gases, liquids, and the countless macroscopic and microscopic organisms that together support life on […]

TEST STAGES OF MPN METHOD

June 26, 2020 Microbiology 0

PRESUMPTIVE TEST The presumptive test provides a preliminary estimate of bacterial density present in a test sample based on enrichment in minimally restrictive tube (broth) […]