Results 31 to 40 of about 47,330 (260)

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  

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

Hard‐Magnetic Soft Millirobots in Underactuated Systems

open access: yesAdvanced Robotics Research, EarlyView.
This review provides a comprehensive overview of hard‐magnetic soft millirobots in underactuated systems. It examines key advances in structural design, physics‐informed modeling, and control strategies, while highlighting the interplay among these domains.
Qiong Wang   +4 more
wiley   +1 more source

Potential of earthworm (Eisenia foetida) as dietary protein source for rohu (Labeo rohita) advanced fry

open access: yesCogent Food & Agriculture, 2016
Earthworm, a non-conventional protein source with 520–530 g protein kg−1 on dry matter basis was used in three forms viz. (i) whole earthworm (ii) earthworm custard, and (iii) pelleted earthworm diet to prepare three iso-nitrogenous (500 g protein kg−1 ...
Kedar Nath Mohanta   +2 more
doaj   +1 more source

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

Impact of Organic Crop and Livestock Systems on Earthworm Population Dynamics [PDF]

open access: yes, 2008
Earthworm population dynamics and diversity were evaluated in long-term farming systems experiments at the West Virginia University Organic Research Farm from 2000-2007.
Kotcon, Dr. James
core  

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

3D Printing of Soft Robotic Systems: Advances in Fabrication Strategies and Future Trends

open access: yesAdvanced Robotics Research, EarlyView.
Collectively, this review systematically examines 3D‐printed soft robotics, encompassing material selections, function integration, and manufacturing methodologies. Meanwhile, fabrication strategies are analyzed in order of increasing complexity, highlighting persistent challenges with proposed solutions.
Changjiang Liu   +5 more
wiley   +1 more source

Temporal Changes in the Function of Bacterial Assemblages Associated With Decomposing Earthworms

open access: yesFrontiers in Microbiology, 2021
Soil invertebrate corpse decomposition is an ecologically significant, yet poorly understood, process affecting nutrient biogeochemical cycling in terrestrial ecosystems.
Yao-Qin Sun   +3 more
doaj   +1 more source

Diversity of Pharmaceuticals Enhances Antibiotic Resistance in the Invertebrate Gut via Biofilm‐Mediated Mechanisms

open access: yesAdvanced Science, EarlyView.
Pharmaceutical diversity acts as an independent driver of antibiotic resistance in soil invertebrates. While bulk soil remains unaffected, the collembolan gut microbiome exhibits significant resistance gene enrichment under complex chemical exposure and diurnal warming.
Yi‐Fei Wang   +11 more
wiley   +1 more source

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