Harmful roundworm encroach upon plant roots and cause disease . good roundworm help control harmful nematodes and other worm that demolish plants . Bleach is used to disinfect garden tools and equipment when harmful nematodes are a job . Using bleach in the garden , however , may also burn up plant leaves and contaminate the atmospheric state with harmful chemical . There are several other way to keep in line harmful nematode irruption .

Types

Nematodes are nonsegmented invertebrate roundworms that are typically 1/500 of an inch in diameter and 1/20 of an inch in length . They live in salt and refreshful piss and in the soil . " Four out of every five multi - cellular animals on the planet are nematodes , " according to the University of California at Davis . The vast majority of nematodes are not parasitic but serve a necessary function in the life of soil .

Harmful Nematodes

origin - knot , lesion and citrus nematode are among the most harmful to crop . The root - slub nematode does more craw damage worldwide than any other genus . Some roundworm are epenthetic to more than 2,000 plant life metal money . industrial plant parasitic nematode eradication in agricultural preferences has traditionally been accomplished with methyl platitude . The University of Florida advocate using one part blanching agent to five parts water as a disinfectant for bins , Bench , equipment and container to reduce possible nematode contaminant .

Methyl Bromide

Methyl banality is the major grunge fumigant used worldwide for eradication of root - knot nematodes . Due to its character in ozone depletion , an international agreement has been reached to phase out its use . Nonchemical methods and strategy are under experimentation . Bleach has been used to kill grease nematodes but is not recommended by plant life expert because it destroys good nematode and insect populations .

Successful Methods

The University of Missouri Extension reputation on managing harmful roundworm in the garden advocate craw gyration , winter tilling to let the soil to freeze , adding constitutive topic such as compost and grunge solarisation . Both heat and extreme cold defeat undesirable harmful nematodes . " Chemical nematicides are highly toxic and unsuitable for base garden use , " the story goes on to say . Gallic marigolds exude a chemical that helps insure harmful nematodes .

Beneficial Nematodes

There are up to 100 nematode in a typical teaspoon of garden grease . The majority of nematode function in the ground food web as nutritive recyclers . The nutritional depicted object of vegetables and fruit is created by nematodes and other experience organism in the soil . They ingest rude organic materials and exude nutrients that are absorbed by vegetable and fruit roots .

References

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