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このページでは、よみがながつかないところがあります。https://en.wikipedia.org/wiki/Earthworm
Earthworm - Wikipedia
Earthworm ... 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 ...
https://www.britannica.com/animal/earthworm
Earthworm | Annelid, Burrowing & Soil Fertility | Britannica
Earthworm, any one of more than 1800 species of terrestrial worms of the class Oligochaeta (phylum Annelida)—in particular, members of the ...
https://www.sas.upenn.edu/~rlenet/Earthworms.html
Earthworms - Penn Arts & Sciences
1. www.amonline.net.au/factsheets/earthworms.htm 2. Science Insights, Addison-Wesley, 2001 3. Holt Life Science Textbook, Holt, Rinehart and Winston, 2001
https://www.nationalgeographic.com/animals/invertebrates/facts/common-earthworm
Earthworm | National Geographic
Typically only a few inches in length, some members of this species have been known to grow to a serpentine 14 inches. Earthworms' bodies are made up of ring- ...
https://extension.umn.edu/identify-invasive-species/earthworms
Earthworm - University of Minnesota Extension
Earthworm is an invasive species. Earthworms are not regulated in Minnesota. They are monitored on Great Lakes Worm Watch.
https://www.nrcs.usda.gov/sites/default/files/2022-10/Earthworms.pdf
Earthworms - Natural Resources Conservation Service - USDA
Soil moisture, aeration, temperature, and texture affect earthworm populations. Water makes up more than 75% of the earthworm's body weight, so moist soils are ...
https://www.merriam-webster.com/dictionary/earthworm
Earthworm Definition & Meaning - Merriam-Webster
The meaning of EARTHWORM is a terrestrial annelid worm (class Oligochaeta); especially : any of a family (Lumbricidae) of numerous widely ...
https://www.dnr.state.mn.us/invasives/terrestrialanimals/earthworms/index.html
Earthworms | Minnesota DNR
All of the terrestrial earthworms in Minnesota are non-native, invasive species from Europe and Asia (there is a native aquatic species that woodcock eat). At ...
https://www.macalester.edu/ordway/biodiversity/inventory/earthworm/
Earthworm - Katharine Ordway Natural History Study Area
Worms are found in the soil and leaf litter of every continent except Antarctica. The majority of temperate and many tropical soils support significant worm ...
https://kids.nationalgeographic.com/animals/invertebrates/facts/earthworm
Earthworm - National Geographic Kids
Although native to Europe, earthworms are found throughout North America and western Asia. They do not live in deserts or regions where ...
https://www.nature.com/articles/s41597-021-00912-z
Global data on earthworm abundance, biomass, diversity and ...
Earthworms are an important soil taxon as ecosystem engineers, providing a variety of crucial ecosystem functions and services.
https://www.ncbi.nlm.nih.gov/books/NBK45034/
Earthworm Immunity - Madame Curie Bioscience Database - NCBI
Earthworms rely on innate defense mechanisms that are sufficient for survival in often hostile environment.
https://www.sas.upenn.edu/~glauren/earthworm.html
Earthworms and Diffusion - Penn Arts & Sciences
A moist surface is necessary for oxygen to be absorbed and carbon dioxide to be given off. The worm's skin is protected by a thin cuticle and kept moist by a ...
https://ag.umass.edu/landscape/fact-sheets/earthworms-in-massachusetts-history-concerns-benefits
Earthworms in Massachusetts – History, Concerns, and Benefits
Background/History Earthworms are not insects. They are classified within the Phylum Annelida (segmented or ringed worms) and Class Clitellata (worms ...
https://news.stanford.edu/stories/2024/02/earthworm-invasion
Earthworm invasion | Stanford Report
In the northern broadleaf forests of the U.S. and Canada, alien earthworms' impact on soil stresses trees such as sugar maples by altering the ...
https://entnemdept.ufl.edu/Creatures/MISC/Misc/earthworm.htm
earthworm - Crassiclitellata, Terrimegadrili
Earthworms have several important ecological roles. Additionally, some species are used commercially for bait, animal feed, environmental remediation, and ...
https://web.extension.illinois.edu/worms/facts/
Worm Facts | The Adventures of Herman the Worm | U of I Extension
An earthworm can grow only so long. ・ A worm has no arms, legs or eyes. ・ There are approximately 2,700 different kinds of earthworms. ・ Worms live where there is ...
https://cmg.extension.colostate.edu/Gardennotes/218.pdf
Earthworms - Colorado Master Gardener
As earthworms digest the microorganisms and organic matter in soil, the form of nutrients is changed as materials pass through the earthworm's gut. Thus, worm ...
https://academic.oup.com/conphys/article/10/1/coac042/6618586
Integrating earthworm movement and life history through dynamic energy ...
We integrated changes in earthworm movement and life histories in response to temperature, soil organic matter content and the moisture level.
https://www.canr.msu.edu/ipm/diseases/earthworm?language_id=
Earthworm - Integrated Pest Management
Earthworms are only a problem on tees, greens and short-mowed fairways with heavy soils. They are desirable in home lawns and most turfgrass sites.
https://turf.ces.ncsu.edu/insects/earthworm-in-turf/
Earthworm | NC State Extension - TurfFiles
Earthworms are a large, complex group of soil-dwelling worms in the phylum Annelida that is comprised of native and non-native species. Most earthworms in turf ...
https://www.dpi.nsw.gov.au/agriculture/soils/guides/soil-biology/earthworms
How earthworms can help your soil
Earthworms offer many benefits: increased nutrient availability, better drainage, and a more stable soil structure, all of which help improve farm productivity.
https://www.usbg.gov/sites/default/files/images/earthworm_science_page.pdf
EARTHWORMS Science Page
Hydraulics is the movement of liquids under pressure. An earthworm is divided into segments. Each is filled with liquid, and each has its own set of muscles.
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