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earthworm    音标拼音: ['ɚθw,ɚm]
n. 蚯蚓

蚯蚓

earthworm
n 1: terrestrial worm that burrows into and helps aerate soil;
often surfaces when the ground is cool or wet; used as bait
by anglers [synonym: {earthworm}, {angleworm}, {fishworm},
{fishing worm}, {wiggler}, {nightwalker}, {nightcrawler},
{crawler}, {dew worm}, {red worm}]

Earthworm \Earth"worm`\, n.
1. (Zo["o]l.) Any worm of the genus {Lumbricus} and allied
genera, found in damp soil. One of the largest and most
abundant species in Europe and America is {L. terrestris};
many others are known; -- called also {angleworm} and
{dewworm}.
[1913 Webster]

2. A mean, sordid person; a niggard. --Norris.
[1913 Webster]

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  • Earthworm - Wikipedia
    An earthworm is a soil -dwelling terrestrial invertebrate that belongs to the phylum Annelida The term is the common name for the largest members of the class (or subclass, depending on the author) Oligochaeta
  • Earthworm: a keystone species of soil quality, health and functions
    Earthworm populations are a key biological indicator, as their presence, biomass, and activity can be directly linked to soil health parameters such as organic matter content, microbial activity, and soil structure integrity (Kaushal, 2023)
  • Earthworm | National Geographic Kids
    As they burrow, they consume soil, extracting nutrients from decomposing organic matter like leaves and roots Earthworms are vital to soil health and to plants growing in it because they
  • Earthworms contribute significantly to global food production
    Our findings suggest that earthworms are important drivers of global food production and that investment in agroecological policies and practices to support earthworm populations and overall
  • Earthworm - Types, Anatomy, Diet, Habitat, Lifespan, Life Cycle
    Almost every segment of an earthworm’s body (except for the first three and the last) bears a pair of metanephridia These are coiled tubular structures that remove nitrogenous waste (typically as ammonia but also as urea in dry conditions) from the coelomic fluid and blood
  • Earthworm | Annelid, Burrowing Soil Fertility | Britannica
    Earthworm, any one of more than 1,800 species of terrestrial worms of the class Oligochaeta (phylum Annelida)—in particular, members of the genus Lumbricus Seventeen native species and 13 introduced species (from Europe) occur in the eastern United States, L terrestris being the most common
  • Earthworms - National Wildlife Federation
    Diet An earthworm gets its nutrition from bacteria and fungi that grow on dead and decomposing organic matter (Learn more about creating a worm composting bin )
  • Earthworm - Soil Ecology Wiki
    The Earthworm is the common name for invertebrates in the order of Opisthopora or Haplotaxida, which includes hundreds of species, with many different families
  • Earthworms | Colorado State University Extension
    Earthworms improve soil health, structure, and fertility Learn about their biology, benefits, and how to boost earthworm activity in your garden
  • Earthworm Animal Facts - Haplotaxida - A-Z Animals
    There are about 180 species of earthworm in the United States and Canada, and about 60 of them are invasive You can check out more incredible facts about earthworms at this link





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