Results 31 to 40 of about 46,821 (254)

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

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  

Effects of Three Pesticides on the Earthworm Lumbricus terrestris Gut Microbiota

open access: yesFrontiers in Microbiology, 2022
Earthworms play a vital role in the terrestrial ecosystem functioning and maintenance of soil fertility. However, many pesticides, for example, imidacloprid, benomyl, and metribuzin that are world-widely used in agriculture, may be potentially dangerous ...
Angelika Astaykina   +4 more
doaj   +1 more source

Brownian earthworm

open access: yes, 2013
We prove that the distance between two reflected Brownian motions, driven by the same white noise, outside a sphere in a 3-dimensional flat torus does not converge to 0, a.s., if the radius of the sphere is sufficiently small, relative to the size of the
Burdzy, Krzysztof   +2 more
core   +2 more sources

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

Multi‐Material Additive Manufacturing of Soft Robotic Systems: A Comprehensive Review

open access: yesAdvanced Robotics Research, EarlyView.
This review explores the transformative role of multi‐material additive manufacturing (MMAM) in the development of soft robotic systems. It presents current techniques, materials, and design strategies that enable functionally graded and adaptive structures.
Ritik Raj   +2 more
wiley   +1 more source

Seismic Phase Association Based on the Maximum Likelihood Method

open access: yesFrontiers in Earth Science, 2021
Phase association is a process that links seismic phases triggered at the stations of a seismic network to declare the occurrence of earthquakes. During phase association, a set of phases from different stations is examined to determine the common origin
Dong-Hoon Sheen, Paul A. Friberg
doaj   +1 more source

Soil structure and earthworm activity under different tillage systems in organic farming [PDF]

open access: yes, 2007
Organic farmers are encouraged to adopt conservation tillage to preserve soil quality and fertility and prevent erosion. However, many studies in different soil and climate conditions have demonstrated that the compaction of the untilled layer is higher ...
Aveline, Anne   +4 more
core  

Strong‐Magnetic Flexible Composites for Magnetically Responsive Soft Robots

open access: yesAdvanced Robotics Research, EarlyView.
This perspective provides an overview of the performance mechanisms, preparation methods, and applications of strong magnetic flexible composite materials in soft actuators (such as gripping, movement, and sensing), and further explores current opportunities and challenges.
Wenwen Li   +4 more
wiley   +1 more source

Is Rockwool Potentially Harmful to the Soil Environment as a Nursery Substrate? Taking Eisenia fetida as an Example for Toxicological Analysis

open access: yesAgriculture, 2023
We studied the effect of rockwool matrix on the conventional physical and chemical properties of soil and analyzed its toxicological effect on Eisenia fetida. The physical and chemical properties of rockwool were studied with characterization tests.
Shengyang Zheng   +6 more
doaj   +1 more source

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