Results 71 to 80 of about 57,947 (315)

Low intra-canopy variability of floral traits in temperate woody plants

open access: yesGlobal Ecology and Conservation
Floral traits represent a valuable yet underutilized resource for functional ecology. We aimed to examine the variability of six quantitative floral traits (carbon [C] and nitrogen [N] contents, C:N ratio, flower length and width, and dry biomass) among ...
Sonia Paź-Dyderska   +1 more
doaj   +1 more source

Examples of high performance liquid chromatography (HPLC) application in marine ecology studies in the northern Adriatic

open access: yesNatura Sloveniae, 2010
Photosynthetic pigments have proved to be useful biomarkers of the abundance, composition and physiological status of the phytoplankton biomass in the marine environment.
Vesna Flander-Putrle
doaj   +1 more source

Enhancing Binding by Electron Transfer at Heterointerfaces of Biochar‐Modified Hydrogel to Improve Utilization Efficiency of Wastewater Recovered Nutrients

open access: yesAdvanced Science, EarlyView.
Enhancing the utilization efficiency of nutrients recovered from wastewater is achieved through hydrogel modification by biochar. The strategy improves nutrient binding to hydrogels via electron transfer at heterointerfaces, thereby reducing nutrient release rate.
Hao Hu   +7 more
wiley   +1 more source

Nanozymes for Energy and Environmental Sustainability

open access: yesAdvanced Science, EarlyView.
At present, the widely used nanozymes are oxidoreductase and hydrolase, which have proved to have great application prospects in energy and environment. ABSTRACT Nanozymes have shown remarkable promise in addressing pressing challenges in energy and environmental sustainability.
Xiaoqi Li, Jinxing Chen, Shaojun Dong
wiley   +1 more source

Sustainable Management of Biogas Slurry Discharge in Biogas Engineering: As a Chemical Fertilizer Substitute for Garlic Cultivation

open access: yesBioResources
To address the persistent challenge of managing livestock and poultry manure resulting from agricultural intensification and mechanization, the application of biogas engineering has steadily expanded.
Junhui Pan   +8 more
doaj  

Synergetic Relay Between Atomic Hydrogen and Chlorine Radicals Enables Efficient Nitrate‐to‐Nitrogen Gas Conversion

open access: yesAdvanced Science, EarlyView.
Using photoelectrochemical (PEC) deep denitrification technology, a novel synergistic reduction‐oxidation process enables efficient conversion of nitrate (NO3−) to nitrogen (N2), while suppressing key intermediate ammonium (NH4+) and toxic nitrite (NO2−) accumulation.
Yongjie Wang   +11 more
wiley   +1 more source

Diet of the Short-Eared Owl (Asio flammeus) in the Antisana highlands, Ecuador

open access: yesHuitzil, 2019
The knowledge of the diet of a species is an important element to understand its natural history and ecology, the information about Ecuadorian owls’ diet increases progressively.
Héctor Cadena-Ortiz   +3 more
doaj   +1 more source

Single‐Atom Cobalt Species on Curved Hollow Carbon Sphere: Breaking Linear Scaling Relationship Limitations in Electrocatalytic Deactivation of Dilute Antibiotic Pollutants

open access: yesAdvanced Science, EarlyView.
A cobalt (Co)‐SACs consisting of single‐atom Co anchored on a nitrogen‐doped hollow porous carbon sphere (Co1/N‐HCS) is fabricated for electrocatalytic hydrodechlorination of dilute antibiotics. The hollow porous architecture of N‐HCS concentrates the antibiotics, while its curved surface promotes proton transfer at the Co1 site via localized electric ...
Jiahong Zou   +8 more
wiley   +1 more source

Spatial and temporal variability of macrobenthic communities in Chalus Shore of the Caspian Sea

open access: yes‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, 2011
The changes in density and biomass of macrobenthos were seasonally investigated from winter 2005 till fall 2006 in southern Caspian Sea. Samples were taken with a 225cm2 Van Veen grab from depths of 7 and 20 meters along two transects: Line 8 area ...
M. Tavoli email ; M. Islami; S.M. Mahdavi
doaj  

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