Results 51 to 60 of about 89,281 (353)

Asymmetrical hybridization and gene flow between Eisenia andrei and E. fetida lumbricid earthworms [PDF]

open access: yes, 2018
Uniformly pigmented Eisenia andrei (Ea) and striped E. fetida (Ef) lumbricid earthworms are hermaphrodites capable of self-fertilization, cross-fertilization, and asymmetrical hybridization.
Bigaj, Janusz   +3 more
core   +1 more source

Cytomorphological changes in the cerebral and ventral ganglionic neurosecretory cells during copulation in epigeic earthworms

open access: yesEuropean Journal of Biological Research, 2020
In spite of hermaphroditism, most earthworm species reproduce by cross fertilization i.e. by the process of copulation of two mature partners. Mechanism of copulation in few earthworm species (Lumbricus terrestris) is known.
Dipanwita Banik   +2 more
doaj  

Earthworm diversity in an unexplored Himalayan landscape: Patterns across forest, orchard and crop field ecosystems [PDF]

open access: yesOne Ecosystem
The present study was undertaken to explore the earthworm diversity in the Bani Valley, situated at an elevation range of 1200-2000 m above sea level, in the western Himalayan Region.
Madan Lal   +3 more
doaj   +3 more sources

First isolation of Leptomyxa (Amoebozoa, Leptomyxida) from endozoic conditions: an interaction between two common soil organisms

open access: yesThe European Zoological Journal, 2022
We report the first isolation of a widely distributed free-living soil amoeba Leptomyxa (Amoebozoa, Leptomyxida) from endozoic conditions. The amoebae were detected after 14 days following inoculation of the intestine of the earthworm Lumbricus ...
M. Mrva, T. Borovičková, M. Garajová
doaj   +1 more source

Arsenic and Sulfamethoxazole Increase the Incidence of Antibiotic Resistance Genes in the Gut of Earthworm.

open access: yesEnvironmental Science and Technology, 2019
Combinations of metal(loid) contamination and antibiotics are considered to increase the abundance of resistance genes in the environment, whereas the combined effect of metal(loid)s and antibiotics on microbial communities and antibiotic resistance ...
Hongtao Wang   +8 more
semanticscholar   +1 more source

ELEMENTAL ANALYSIS ON THE NEW SPECIES OF EARTHWORM FROM ORISSA [PDF]

open access: yesExploratory Animal and Medical Research, 2020
Earthworms are natural tillers of the soil and are known as the farmer’s friends. The earthworm physiology is capable of combating pollution and pathogens and is therefore worth exploring.
Shyamasree Ghosh   +5 more
doaj  

How are polychlorinated biphenyls currently being produced, despite the production ban, and do they pose a risk to the environment?

open access: yesEnvironmental Protection and Natural Resources, 2022
Polychlorinated biphenyls (PCBs) are a group consisting of 209 congeners, differing in the number and site of substitution of chlorine atoms to the biphenyl molecule. Due to their physicochemical properties, they have found wide industry use. As a result
Gabryszewska Marta
doaj   +1 more source

Making Green(s) With Black and White: Constructing Soils for Urban Agriculture Using Earthworms, Organic and Mineral Wastes

open access: yesFrontiers in Ecology and Evolution, 2022
Urban agriculture has been of growing interest for a decade because it can address many economic and societal issues in the development of modern cities.
J. H. R. Araujo   +5 more
doaj   +1 more source

Crystallization of calcite from amorphous calcium carbonate: earthworms show the way [PDF]

open access: yes, 2008
No abstract ...
Canti   +5 more
core   +1 more source

Multifunctional Micro/Nanostructured Interfaces, Fabrication Technologies, Wetting Control, and Future Prospects

open access: yesAdvanced Materials Interfaces, EarlyView.
This review explores recent developments in micro/nanostructured surfaces, with a focus on cavity‐based and reentrant geometries for enhanced liquid repellency and interfacial control. The review discusses fabrication strategies, structural design principles, and application trends, providing a balanced perspective on opportunities and ongoing ...
Seo Rim Park   +11 more
wiley   +1 more source

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