Results 1 to 10 of about 141,131 (304)

Establishing phosphorus critical values for tomato (Solanum lycopersicum) fertilization with phosphate fertilizers on the Sudan savanna soils using three soil phosphorus extraction methods and field experimentation in Kano State, Nigeria

open access: yesFrontiers in Agronomy, 2023
Phosphorus (P) is an essential nutrient for tomato (Solanum lycopersicum L.) production, as it stimulates root growth by improving water use efficiency and nutrient uptake.
Yahaya Mohammad Yusuf   +3 more
doaj   +1 more source

Buffering Capacity and Effects of Sodium Hexametaphosphate Nanoparticles and Fluoride on the Inorganic Components of Cariogenic-Related Biofilms In Vitro

open access: yesAntibiotics, 2022
Despite the remarkable effects of sodium hexametaphosphate nanoparticles (HMPnano) on dental enamel de-/re-mineralization processes, information on the effects of these nanoparticles on biofilms is scarce. This study assessed the effects of HMPnano, with
Caio Sampaio   +7 more
doaj   +1 more source

Phosphates Induced H-Type or J-Type Aggregation of Cationic Porphyrins with Varied Side Chains

open access: yesMolecules, 2023
Non-covalent interactions have been extensively used to fabricate nanoscale architectures in supramolecular chemistry. However, the biomimetic self-assembly of diverse nanostructures in aqueous solution with reversibility induced by different important ...
Zhiliang Li   +4 more
doaj   +1 more source

The role of phosphates in agriculture and highlighting key issues in agriculture from a climate change perspective [PDF]

open access: yesEkonomika Poljoprivrede (1979), 2021
This paper investigates in the foreground the state of agricultural systems in interdependence with climate change, a condition synec vanon of decarbonization of agriculture.
Popescu Lavinia, Sorinela Safta Adela
doaj   +1 more source

Metal-Salen-based Probes for the Selective Detection of Phosphates via a Disassembly Approach

open access: yesCHIMIA, 2020
Polyoxophosphates are ubiquitous in nature and play important roles in biological systems and in the environment. Pyrophosphate (PPi), an important member of this family, is produced in over 200 biochemical reactions and is a marker in clinical diagnosis.
Prerna Yadav, Felix Zelder
doaj   +1 more source

Flore et communautés végétales des mares des carrières de phosphates abandonnées du sud-est du Togo

open access: yesRevue Ecosystèmes et Paysages, 2022
Faute de données scientifiques de base, les mares des carrières abandonnées de phosphates du sud du Togo ne sont pas dotées de plans d’aménagement conséquents. Elles subissent par ailleurs de fortes pressions anthropiques.
Djangbedja Minkilabe
doaj   +1 more source

A new occurrence of samuelsonite in the Buranga Pegmatite, Rwanda [PDF]

open access: yesBulletin of the Geological Society of Finland, 1992
A new occurrence of the rare mineral species, samuelsonite, is reported from the Buranga pegmatite, Rwanda, in close association with gatumbaite and burangaite, as aggregates of bladed crystals imbedded in trolleite and in bertossaite.
A.-M. Fransolet   +2 more
doaj   +1 more source

Application of modern technologies to improve the quality of sausage products

open access: yesТваринництво та технології харчових продуктів, 2023
The production of sausages without the use of phosphates and sodium nitrite improves the quality and safety of the product, meeting the demand of consumers for natural and healthy food products.
Yuliia Kryzhova   +2 more
doaj   +1 more source

Fluctuations of mineral nitrogen and phosphate in river water during periods of various wetness

open access: yesJournal of Environmental Engineering and Landscape Management, 2005
Biological indicators are the best indicators of water quality, since they are interpretive of a variety of Stressors. Analysis of scientific literature shows that substance flows are calculated using different methods.
Lina Bagdžiūnaite‐Litvinaitiene
doaj   +1 more source

Potential Sustainable Slow-Release Fertilizers Obtained by Mechanochemical Activation of MgAl and MgFe Layered Double Hydroxides and K2HPO4

open access: yesNanomaterials, 2019
This study describes the behavior of potential slow-release fertilizers (SRF), prepared by the mechanochemical activation of calcined Mg2Al-CO3 or Mg2Fe-CO3 layered double hydroxides (LDH) mixed with dipotassium hydrogen phosphate (K2HPO4).
Roger Borges   +4 more
doaj   +1 more source

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