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nematode    音标拼音: [n'ɛmət,od]
n. 线虫类
a. 线虫类的

线虫类线虫类的

nematode
n 1: unsegmented worms with elongated rounded body pointed at
both ends; mostly free-living but some are parasitic [synonym:
{nematode}, {nematode worm}, {roundworm}]


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  • Nematode - Wikipedia
    Parasitic worms (helminths) are the cause of soil-transmitted helminthiases They are classified along with arthropods, tardigrades and other moulting animals in the clade Ecdysozoa Unlike the flatworms, nematodes have a tubular digestive system, with openings at both ends
  • Nematode | Definition, Description, Diseases, Facts | Britannica
    Nematodes are among the most abundant animals on Earth They occur as parasites in animals and plants or as free-living forms in soil, fresh water, marine environments, and even such unusual places as vinegar, beer malts, and water-filled cracks deep within Earth’s crust
  • Nematodes Explained: The Good, the Bad and the Harmful
    Have you ever wondered just how many nematodes there are in the world? These microscopic worms are the most abundant animals on Earth, making up nearly four out of every five creatures on the planet The surprising part is that most of them are harmless — and even helpful
  • Nematodes - Examples, Characteristics, Anatomy, Life Cycle
    Nematodes, commonly called roundworms or eelworms, are unsegmented, cylindrical invertebrates that belong to the phylum Nematoda They are among the most widespread and abundant animal groups on Earth
  • Nematodes | Pacific Northwest Pest Management Handbooks
    Nematodes, nemas, eelworms, and thread or roundworms are synonymous for the same group of organisms The phylum Nemata, to which nematodes belong, occupies an intermediate position between the phyla Platyhelminthes (including flukes and tapeworms) and Annelida (including the common earthworm)
  • Nematodes - Cornell University
    The nematode may appear as little more than a biological syringe for its bacterial partner, yet the relationship between these organisms is one of classic mutualism
  • Plant-parasitic nematode information - Oregon State University
    Nematodes exist almost everywhere, including soil, plant and animal surfaces and interiors, decomposing life forms, and fresh and salt water and their subtending sediments Nematodes can be grouped according to what they eat
  • Nematodes | WSU Tree Fruit | Washington State University
    Nematodes are elongated, non-segmented microscopic eel-like roundworms that can be beneficial or non-beneficial They live in soil and plant root tissues Most are considered beneficial to the soil, as they contribute to the decomposition of organic matter
  • Nematode Infection: Causes, Symptoms, and Prevention
    Nematodes, or roundworms, are abundant animals, and while many are free-living, some parasitic species cause human infections An infection occurs when a person hosts a parasitic worm, which often lives in the intestinal tract
  • Nematodes - PMC
    The main panel shows the phylogeny of the major nematode groups, information about ecological range and presence of parasites (black bars indicate definitive hosts, grey bars intermediate hosts), and some representative genera





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