The nematodes or roundworms constitute the phylum Nematoda (also called Nemathelminthes), with plant-parasitic nematodes also known as eelworms. They are a .Caenorhabditis elegans · Hox gene · Chromadorea · Ascarididae
Why are nematodes important?
Nematodes help distribute bacteria and fungi through the soil and along roots by carrying live and dormant microbes on their surfaces and in their digestive systems. Food source. Nematodes are food for higher level predators, including predatory nematodes, soil microarthropods, and soil insects.
What are nematodes explain?
Definition of nematode : any of a phylum (Nematoda or Nemata) of elongated cylindrical worms parasitic in animals or plants or free-living in soil or water. — called also roundworm.
What is the use of nematode?
Many species of nematodes are 'free-living', living in soil, sea and freshwater. These feed on bacteria, fungi, protozoans and even other nematodes, and play a very important role in nutrient cycling and release of nutrients for plant growth. Other nematodes attack insects, and help to control insect pests.
Are nematodes a beneficial or harmful?
Most nematode species have a beneficial role in the soil, but a few are pest species that feed on plant roots, and damage roots directly or make them more susceptible to fungal diseases. Beneficial nematodes are important in controlling the pest species and improving the soil health.
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