Results 91 to 100 of about 1,253,786 (421)

Sorting things out: Assessing effects of unequal specimen biomass on DNA metabarcoding

open access: yesEcology and Evolution, 2017
Environmental bulk samples often contain many different taxa that vary several orders of magnitude in biomass. This can be problematic in DNA metabarcoding and metagenomic high‐throughput sequencing approaches, as large specimens contribute ...
Vasco Elbrecht, Bianca Peinert, F. Leese
semanticscholar   +1 more source

CO2‐Responsive Smart Wood Scaffold for Natural Organic Matter Removal without Secondary Pollution

open access: yesAdvanced Materials, EarlyView.
A CO2‐responsive smart wood scaffold is developed for sustainable water purification, achieving efficient natural organic matter (NOM) removal and microbial disinfection without secondary pollution. The CO2‐responsive polymer coating undergoes protonation upon CO2 exposure, enabling strong cation−π interactions with NOM.
Lin Yang   +11 more
wiley   +1 more source

WATCHING GRASS GROW- A PILOT STUDY ON THE SUITABILITY OF PHOTOGRAMMETRIC TECHNIQUES FOR QUANTIFYING CHANGE IN ABOVEGROUND BIOMASS IN GRASSLAND EXPERIMENTS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
Grassland ecology experiments in remote locations requiring quantitative analysis of the biomass in defined plots are becoming increasingly widespread, but are still limited by manual sampling methodologies. To provide a cost-effective automated solution
M. Kröhnert   +10 more
doaj   +1 more source

Identification of suitable genotypes of lentil (Lens culinaris) for improved adaptation to rice fallow areas of Gangetic Alluvial Zone

open access: yesThe Indian Journal of Agricultural Sciences, 2023
Rice fallows (RF) are the low lying kharif sown rice (Oryza sativa L.) areas that remain uncropped due to dearth of suitable cultivars of winter (rabi) pulses.
SHAYREE CHATTERJEE   +5 more
doaj   +1 more source

Rates of sustainable forest harvest depend on rotation length and weathering of soil minerals [PDF]

open access: yes, 2014
Removals of forest biomass in the northeastern US may intensify over the coming decades due to increased demand for renewable energy. For forests to regenerate successfully following intensified harvests, the nutrients removed from the ecosystem in the ...
Blum, Joel D.   +3 more
core   +2 more sources

Biomass of Bacterioplankton and Protists and Their Ecological Importance in the Bering Sea

open access: yesOcean and Polar Research, 2004
Abstract : The abundance, biomass and distribution of phytoplankton, bacterioplankton and heterotrophicprotists in the Bering Sea were investigated from July to August 1999. Chlorophyll a concentrations in thesurface waters ranged from 0.16 to 3.79 µg l −1 .
Minghong Cai   +5 more
openaire   +2 more sources

Multiple abiotic and biotic pathways shape biomass demographic processes in temperate forests

open access: yesEcology, 2019
Forests play a key role in regulating the global carbon cycle, and yet the abiotic and biotic conditions that drive the demographic processes that underpin forest carbon dynamics remain poorly understood in natural ecosystems.
Zuoqiang Yuan   +10 more
semanticscholar   +1 more source

The Complicated and Confusing Ecology of Microcystis Blooms

open access: yesmBio, 2020
Blooms of the toxin-producing cyanobacterium Microcystis are increasing globally, leading to the loss of ecosystem services, threats to human health, as well as the deaths of pets and husbandry animals.
Steven W. Wilhelm   +2 more
semanticscholar   +1 more source

Exploring 3D Printing and Electrospinning Technologies for Advanced Porous Membrane Fabrication: A Review

open access: yesAdvanced Materials Technologies, EarlyView.
This paper contrasts electrospinning and 3D printing for porous membrane fabrication, evaluating their evolution, cost, resolution, mechanical traits, and scalability. While 3D printing excels in material diversity and industrial adaptability, electrospinning achieves finer resolution and thermal resilience.
Eya Kacem   +6 more
wiley   +1 more source

First detection of the bloom forming Unruhdinium penardii (Dinophyceae) in a Mediterranean reservoir: insights on its ecology, morphology and genetics

open access: yesAdvances in Oceanography and Limnology, 2021
The freshwater genus Unruhdinium includes dinoflagellates hosting a tertiary diatom endosymbiont. Some of the species belonging to this genus form high-biomass blooms.
Cecilia Teodora Satta   +9 more
doaj   +1 more source

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