Results 41 to 50 of about 3,149,602 (290)

Effect of Sulphur Application and some Foliar Feeding on Productivity and Roots Quality of Sugar Beet [PDF]

open access: yesJournal of Soil Sciences and Agricultural Engineering, 2020
A  field experiment was conducted  at El-Gemmeiza Agric. Res. Station, Gharbeya Governorate, Egypt during the two successive winter  seasons of 2017/2018 and 2018/2019,  to study the effect of sulphur ( 0, 40 and 80 kg/fad.) and three foliar spray ...
Samia El-Kalawy   +2 more
doaj   +1 more source

Electrochemical Pathways for Nitrate Conversion to Ammonia: From Environmental Challenges to Ammonia Economy

open access: yesAdvanced Functional Materials, EarlyView.
This perspective presents recent advances in electrocatalytic nitrate reduction, focusing on reaction mechanisms, catalyst design, and electrolyzer configurations. Key challenges in selectivity, stability, and practical wastewater treatment are highlighted, while future directions for advancing sustainable ammonia synthesis and nitrate remediation are ...
Xintong Li   +9 more
wiley   +1 more source

Blue-Green Algae Poisoning [PDF]

open access: yes, 2006
“Scums” of blue-green algae may occur in stagnant ponds or dugouts following hot, dry, calm days. Animals may die suddenly (within minutes) after drinking water heavily contaminated with this scum.
Extension Service, Cooperative
core   +1 more source

Photo‐Switchable Molecular Module Programming PET Biodegradation in Aquatic Environments

open access: yesAdvanced Functional Materials, EarlyView.
We address the plastic durability paradox by integrating an itaconic acid–derived pyrrolidone module into polymer backbones. Sunlight in water triggers Norrish Type I ring‐opening and hydrophilization, enabling rapid biodegradation into nontoxic minerals.
Mohammad Asif Ali   +16 more
wiley   +1 more source

Polymeric Sorbents as Energy‐Efficient Alternative to Cryogenic Distillation for Light Hydrocarbon Purification

open access: yesAdvanced Materials, EarlyView.
The transition from cryogenic distillation to polymeric sorbents for light hydrocarbon purification is crucial for energy and environmental sustainability. The polymeric sorbents are engineered to separate gas mixtures based on their specific properties.
Kelechi Festus   +9 more
wiley   +1 more source

Impact of water quality on the phytoplankton abundance of Paniyala fish pond in Roorkee, District Haridwar, Uttarakhand

open access: yesEnvironment Conservation Journal, 2013
The phytoplankton shows an ability to tolerate a wide range of environmental conditions. Under natural condition, they usually grow in the mixed community which may include many species and genera.
D.R. Khanna   +2 more
doaj   +1 more source

Polyphenol‐Inspired Materials for Agricultural Applications

open access: yesAdvanced Materials, EarlyView.
This review outlines the use of polyphenol‐inspired materials for sustainable agriculture, highlighting their molecular design, interfacial assembly, structure–property relationships, and prospects toward precision agriculture, climate resilience, ecosystem protection, and circular bioeconomy strategies.
Haofu Liu   +8 more
wiley   +1 more source

An Overview of the Algae-Mediated Biosynthesis of Nanoparticles and Their Biomedical Applications

open access: yesBiomolecules, 2020
Algae have long been exploited commercially and industrially as food, feed, additives, cosmetics, pharmaceuticals, and fertilizer, but now the trend is shifting towards the algae-mediated green synthesis of nanoparticles (NPs).
Rimsha Chaudhary   +5 more
doaj   +1 more source

Dental Microwear Texture Analysis on Radular Teeth

open access: yesAdvanced Materials Interfaces, EarlyView.
3D microwear textures reveal how gastropod radular teeth respond to controlled abrasive contact. Distinct surface signatures distinguish regular abrasion from fracture‐dominated material removal, showing how mineralized coatings, fibrous cores, and substrate properties jointly shape wear and failure in a biological scraping interface.
Wencke Krings   +2 more
wiley   +1 more source

Nitrogen fixation by a Bangladesh deepwater rice-field calothrix [PDF]

open access: yes, 1990
In order to study the influence on blue-green algal nitrogenase activity of environmental variables in deepwater rice-fields (DWR), a laboratory study was planned on a DWR isolate of Calothrix (D764).
Islam, M.D. Rafiqul, Islam, R.M
core  

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