Earthworms (Lumbricina) are common terrestrial invertebrates of the order Annelida, known as ringed or segmented worms. They ...

Proper pH level of the soil is also key to supporting a wide range of beneficial microorganisms such as bacteria, fungi, protozoa and nematodes, which are present in healthy soil. In very acidic ...

2006; Murase et al., 2006). Roughly estimated, 1 g of grassland soil may contain up to 10 9 bacteria and 100 000 protozoa (Finlay et al., 2000). Several studies on the fate of bacterial ...

Protozoa and helminths largely affect the gut ... The eggs or larvae of these nematodes usually develop in soil before being transmitted to the human host. For this reason these nematodes are ...

Parasites are organisms that live in or on a ... It exists all over the world in water and soil. Individuals can become infected if they clean contact lenses with tap water. Also known as ...

For example, protozoa and helminths can be spread through contaminated water, food, waste, soil, and blood. Some can be passed through sexual contact. Some parasites are spread by insects that act ...