ULTIMO AGGIORNAMENTO BANCA DATI: 13/09/2024 13:00:57
A tool for releasably coupling a first tubing to a second tubing in a wellbore has a tubular mandrel configured to couple to and be carried into the wellbore by the first tubing. A collet ring is in an interior of the mandrel and has a plurality of collets to engage the second tubing. A releasing piston ...
A fishing rod assembly comprises a fishing rod (2, 12) and a fishing reel (3, 13) having a foot (4, 14) which serves to fasten the fishing reel to the fishing rod and is characterized in that both the foot (4, 14) of the fishing reel (3, 13) and the fishing rod (2, 12) have respective recesses (18, ...
A device is designed for optionally connecting a crank (3) and a motor shaft with a drill rod (2) of a tool for drilling holes through thick outdoor ice, on lakes and the like, by rotating the drill rod, for converting the tool between a tool for hand driven and a tool for motor driven drilling. The ...
The present invention relates to a depuration device configured to accommodate crustaceans and/or shellfish. The depuration device comprises an outer container (2; 23; 28) and optionally also a product holder (1; 22) in the outer container. The product holder is preferably separate and insertable into ...
The invention concerns a device (1) for damming the entrance of a cavity of a construction that is at least partially submerged, in order to produce a secure artificial habitat for fish of given sizes, and in particular fry, said device comprising a plate (10), a first array (3) of damming elements ...
Abstract Climate change has enormous potential to impact on many types of ecosystem, not least our ocean environments. Melting ice caps, increasing sea temperatures and more extreme weather events mean that it is imperative that our marine-based infrastructure is resilient to withstand these challenges, ...
Resilience is a rehashed concept in natural hazard management - resilience of cities to earthquakes, to floods, to fire, etc. In a word, a system is said to be resilient if there exists a strategy that can drive the system state back to "normal" (acceptable states) after a shock. What formal flesh can ...
Shrimp is a popular seafood throughout the world. However, shrimp is highly perishable due to biochemical, microbiological, or physical changes during postmortem storage. In this study, the effect of a surimi-based coating with and without montmorillonite (MMT) nanoclay on shrimp quality was evaluated ...
High-throughput sequencing was applied to analyze the effects of toxic Microcystis aeruginosa on the silver carp Hypophthalmichthys molitrix. Silver carps were exposed to two cyanobacteria species (toxic and non-toxic) for RNA-seq and miRNA-seq analysis. RNA-seq revealed that the liver tissue contained ...
Background The short-lived fish Nothobranchius furzeri is the shortest-lived vertebrate that can be cultured in captivity and was recently established as a model organism for aging research. Small non-coding RNAs, especially miRNAs, are implicated in age dependent control of gene expression. Results Here, ...
Background The concept of botanical therapeutics has revitalized due to wide importance of plant derived pharmaceuticals. Therefore, the ameliorative characteristics of Ajuga bracteosa were studied. Methods Total phenolic content, flavonoid content, antioxidant capacity, reducing power and free-radical ...
Background The major types of commercially available gelatin hydrolysates are prepared from mammals or fish. Dietary gelatin hydrolysates from mammals were reported to improve bone mineral density (BMD) in some animal models. In contrast, there is limited study showing the effects of dietary gelatin ...
Biota monitoring in ports is increasingly needed for biosecurity reasons and safeguarding marine biodiversity from biological invasion. Present and future international biosecurity directives can be accomplished only if the biota acquired by maritime traffic in ports is controlled. Methodologies for ...
Salmon sharks Lamna ditropis are highly migratory, upper trophic level predators in North Pacific ecosystems. We analysed a multi-year satellite tag dataset to investigate the habitat use of female salmon sharks across their broad range in the eastern North Pacific (NEP) and identified key environmental ...
Chronic anthropogenic disturbances on coral reefs in the form of overfishing and pollution can shift benthic community composition away from stony corals and toward macroalgae. The use of reefs for recreational snorkeling and diving potentially can lead to similar ecological impacts if not well-managed, ...
This study utilizes ICESat Release 33 GLA14 data to analyse water level variation of Xinjiang’s lakes and reservoirs from 2003 to 2009. By using Landsat images, lakes and reservoirs with area larger than 1 km2 are numerically delineated with a software tool. Based on ICESat observations, we analyse ...
Structural complexity, a form of habitat heterogeneity, influences the structure and function of ecological communities, generally supporting increased species density, richness, and diversity. Recent research, however, suggests the most complex habitats may not harbor the highest density of individuals ...
Feed efficiency is an economically important trait in genetic improvement programs of L. vannamei. Residual feed intake (RFI), an ideal measure of feed efficiency, is the difference between observed feed intake and expected feed requirement predicted from maintenance and production. Exploring the molecular ...
Land-use conversion and fertilization have been widely reported as important management practices affecting CH4 and N2O fluxes; however, few long-term in situ measurements are available after land-use conversion from rice paddies to upland cultivation, especially those including the initial stages after ...