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120 resultados encontrados.

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Facile Fabrication of ZnO/TiO2 Heterogeneous Nanofibres and Their Photocatalytic Behaviour and Mechanism towards Rhodamine B
Artículo
Acceso abierto Artículo DOAJ
JiaDong Chen et al · SAGE Publishing · 2016 · ISSN 1847-9804
In this study, novel titanium dioxide (TiO2) and zinc oxide (ZnO) hybrid photocatalysts in the form of nanofibres were fabricated by a facile method using electrospinning followed by a calcination process. Scanning elect...
LCC LCC:Materials of engineering and construction. Mechanics of materials; TENDOlRlY2hub2xvZ3k~Idioma eng
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Open Access
Fine-tuning folate and micronutrient profiles to reduce embryo resorption in domestic rabbits
Artículo
Material complementario disponible Artículo DOAJ
Nazariy Fedynyshyn · Institute of Animal Biology NAAS · 2026 · ISSN 1681-0015
Fine‑tuning dietary folate and allied micronutrients may curb early embryo loss and boost litter success in domestic rabbits. This review asked which nutrient cocktails and doses actually work. Web of Science, Scopus, ...
LCC LCC:Biology (General); TENDOlZldGVyaW5hcnkgbWVkaWNpbmU~Idioma eng
Material complementario disponibleEl enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
Green synthesis and characterization of La-doped ZnO nanoparticles using pineapple peel extract: a sustainable approach to improve functional properties
Artículo
Acceso abierto Artículo DOAJ
Rabia Tasaduq Hussain et al · Open Exploration Publishing Inc · 2026 · ISSN 2837-9020
Aim: The aim of this study is to synthesize and characterize the more efficient photocatalyst [zinc oxide nanoparticles (ZnONPs)] via the addition of dopant lanthanum (La) and pineapple peel extract. Pineapple peel as a ...
LCC TENDOkZvb2QgcHJvY2Vzc2luZyBhbmQgbWFudWZhY3R1cmU~; LCC:Nutrition. Foods and food supplyIdioma eng
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Open Access
Probing defects in ZnO by persistent phosphorescence
Artículo
Acceso abierto Artículo DOAJ
Ye Honggang et al · Editorial Office of Opto-Electronic Journals Group, Institute of Optics and Electronics, CAS, China · 2018 · ISSN 2096-4579
Native point defects in ZnO are so complicated that most of them are still debating issues, although they have been studied for decades. In this paper, we experimentally reveal two sub-components usually hidden in the lo...
LCC TENDOk9wdGljcy4gTGlnaHQ~Idioma eng
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Open Access
Zn Deficiency-Cd Contaminated Soils: The Effect of Zn Fertilization on the Uptake of Cd and Some Nutrient Elements by Wheat (Triticum aestivum L.) Plants
Artículo
Acceso abierto Artículo DOAJ
Bedriye Bilir et al · Yuzuncu Yil University Faculty of Agriculture · 2026 · ISSN 1308-7576
In recent years, the use of micronutrients such as Zn has become a practical approach to mitigate the harmful effects of metals. This research aimed to examine the effect of Zn fertilization on the concentrations of Cd a...
LCC TENDOkFncmljdWx0dXJlIChHZW5lcmFsKQ~~Idioma eng
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Open Access
Biosorption of metal ions by Azotobacter vinelandii
Artículo
Acceso abierto Artículo Universidad de Chile
Cotoras, et al · Kluwer Academic Publishers · 2018 · ISSN 09593993
Azotobacter vinelandii was better than either Derxia gummosa or Rhizobium trifolii for sorption of UO2 2+. Its maximum binding capacity was 0.25 mmol UO2 2+/g dry biomass with an affinity constant of 333 l/mmol at pH 4.1...
Idioma en
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Open Access
Palladium-functionalized Nanostructured Platforms for Enhanced Hydrogen Sensing
Artículo
Acceso abierto Artículo DOAJ
Ankur Gupta et al · SAGE Publishing · 2016 · ISSN 1847-9804
This paper reports on miniaturized hydrogen sensing platforms, exploring several means of fabricating nano‐ structured films and evaluating their sensing characteris‐ tics. Palladium-sputtered nanoporous organosilica...
LCC LCC:Materials of engineering and construction. Mechanics of materials; TENDOlRlY2hub2xvZ3k~Idioma eng
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Open Access
Suplementação de vitaminas e minerais orgânicos e sua ação sobre a imunocompetência de frangos de corte submetidos a estresse por calor Vitamins and organic minerals supplementation and its effect upon the immunocompetence of broilers submitted to heat stress
Artículo
Material complementario disponible Artículo DOAJ
Andréa Machado Leal Ribeiro et al · Sociedade Brasileira de Zootecnia · 2008 · ISSN 1516-3598
Estudou-se o efeito de dietas suplementadas com vitaminas C e E e com minerais orgânicos Zn e Se sobre parâmetros imunológicos de frangos de corte de 1 a 35 dias de idade submetidos a estresse cíclico por calor (25 a...
LCC LCC:Animal cultureIdioma eng
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Material complementario
Trace mineral requirements for growth of Moxotó goats grazing in the semiarid region of Brazil
Artículo
Material complementario disponible Artículo DOAJ
Marcos Jácome de Araújo et al · Sociedade Brasileira de Zootecnia · ISSN 1806-9290
ABSTRACT A comparative slaughter trial was conducted to estimate the body composition and net requirements of Cu, Zn, Mn, Fe, and Co for growth of castrated Moxotó goat kids, with15.69±0.78 kg initial body weight (BW),...
LCC LCC:Animal cultureIdioma eng
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Material complementario
A new laboratorial method for the diagnosis of gastrointestinal parasites in dogs
Artículo
Material complementario disponible Artículo DOAJ
Willian Marinho Dourado Coelho et al · Colégio Brasileiro de Parasitologia Veterinária · 2013 · ISSN 1984-2961
In this study, we aimed to introduce a new technique calledTF-Test Modified∕Dog for the diagnosis of gastrointestinal parasites in dogs. Fecal samples from 106 dogs were processed by the technique TF-Test Modified∕Do...
LCC LCC:Animal cultureIdioma eng
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Material complementario
Acute toxicity of four metals to early life-history stages of the crab Chasmagnathus granulata from Bahía Blanca Estuary, Argentina
Artículo
Acceso abierto Artículo CONICET Digital
Ferrer, Laura Daniela et al · Elsevier · 2006 · ISSN 0147-6513
Acute semistatic toxicity tests were carried out for 96 h with first zoeae and young crabs of Chasmagnathus granulata. Survival curves and LC50 (lethal concentration 50, the concentration which produces the death of 50% ...
Idioma eng
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Open Access
Análise de pesticidas, aflatoxinas e análise de macro e microminerais de polpa cítrica peletizada comercial
Artículo
Acceso abierto Artículo DOAJ
N.J.F. Oliveira et al · Universidade Federal de Minas Gerais, Escola de Veterinária · 2004 · ISSN 0102-0935
Pesticides, aflatoxins, and nutritional analyses of commercial citrus pulp pellets in Brazil were performed in samples from São Paulo State. They were stored during 86 days and were processed for detection of toxic agen...
LCC LCC:Animal cultureIdioma eng
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Open Access
Bacia do rio Parauari-Maués-Açu. Aspectos químicos devidos as alterações hidrológicas da Bacia
Artículo
Acceso abierto Artículo DOAJ
Sérgio R. B. Bringel et al · Instituto Nacional de Pesquisas da Amazônia · 1984 · ISSN 0044-5967
As condições hidroquímicas da bacia do Rio Parauari-Maués-Açu, estão estudadas a partir da determinações do ph, cálcio, magnésio, sódio, potássio, ferro, cloretos, cobre, zinco e mangnês, nas diferentes épo...
LCC LCC:Science (General)Idioma eng
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Open Access
Biochemical and Morphological Alterations in Hearts of Copper-Deficient Bovines
Artículo
Acceso abierto Artículo CONICET Digital
Olivares, Roberto Walter Israel et al · Humana Press · 2018 · ISSN 0163-4984
Copper deficiency is an important disease of cattle that produces several clinical signs and lesions, due to alterations in copper-dependent enzymes. One of the organs affected by this deficiency is the heart (falling di...
Idioma eng
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Open Access
CdSe/ZnS core-shell quantum dot assisted color conversion of violet laser diode for white lighting communication
Artículo
Acceso abierto Artículo DOAJ
Wang Wei-Chun et al · Wiley · 2019 · ISSN 2192-8606
By color-converting the violet laser diode (VLD) with a cadmium selenide and zinc sulfide (CdSe/ZnS) core-shell-quantum dot (QD) doped polydimethylsiloxane (PDMS) film, the VLD + CdSe/ZnS core-shell-QD transferred wh...
LCC TENDOlBoeXNpY3M~Idioma eng
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Open Access
Comparative study of five techniques for the diagnosis of canine gastrointestinal parasites
Artículo
Acceso abierto Artículo DOAJ
Willian Marinho Dourado Coelho et al · Colégio Brasileiro de Parasitologia Veterinária · ISSN 1984-2961
Differences in the efficacy of diagnostic techniques employed in the parasitological examination of feces are a limiting factor of this laboratory procedure in the field of Veterinary Parasitology. To verify advances in ...
LCC LCC:Animal cultureIdioma eng
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Open Access
Determination of fructose and some mineral elements concentration in the seminal plasma of rams
Artículo
Acceso abierto Artículo DOAJ
Anam Hamza et al · University of Mosul, College of Education for Pure Science · 2012 · ISSN 1812-125X
Abstract The study included determination of ram's semens concentration in 22 samples collected by using artificial vagina with averag of one ejaculate for aweak. The sperm concentration was (2x 109 /ml) and the percenta...
LCC TENDOkVkdWNhdGlvbg~~; LCC:Science (General)Idioma eng
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Open Access
Diagnosis of Local Isolates of Yeast Saccharomyces cerevisiae by Biochemical Methods
Artículo
Acceso abierto Artículo DOAJ
Haitham Aljader et al · University of Mosul, College of Education for Pure Science · 2021 · ISSN 1812-125X
Abstract In this study 10 local isolates of yeast Saccharomyces were obtained from the local markets of Mosul .The Isolates were diagnosed by morphological and cultural characters in addition to biochemical tests. the re...
LCC TENDOkVkdWNhdGlvbg~~; LCC:Science (General)Idioma eng
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Open Access
Different phytase levels and energy densities in broiler diets on performance, nutrient digestibility, and bone integrity from 28 to 35 days of age
Artículo
Material complementario disponible Artículo DOAJ
H.M. Dallmann et al · Universidade Federal de Minas Gerais, Escola de Veterinária · 2023 · ISSN 1678-4162
ABSTRACT The study was carried out with the objective of evaluating the effects of using phytase levels at different energy densities in the diet of broilers, from 28 to 35 days of age. The experimental diets contained i...
LCC LCC:Animal cultureIdioma eng
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Efeitos de antimicrobianos, prebióticos, probióticos e extratos vegetais sobre a microbiota intestinal, a freqüência de diarréia e o desempenho de leitões recém-desmamados Effects of antimicrobials, prebiotics, probiotics and herbal extracts on intestinal microbiology, diarrhea incidence and performance of weanling pigs
Artículo
Acceso abierto Artículo DOAJ
Carlos Eduardo Utiyama et al · Sociedade Brasileira de Zootecnia · 2006 · ISSN 1516-3598
Objetivou-se estudar os efeitos de probióticos, prebióticos e extratos vegetais como alternativas aos agentes antimicrobianos (promotores do crescimento), sobre a microbiota intestinal, a ocorrência de diarréia e o d...
LCC LCC:Animal cultureIdioma eng
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Open Access
Effect of the use of prebiotics, alone and in combination with antibiotics, in broiler diets
Artículo
Acceso abierto Artículo DOAJ
Ana Paula de Freitas Martins et al · Sociedade Brasileira de Zootecnia · 2024 · ISSN 1806-9290
ABSTRACT The objective of this study was to evaluate the effects of prebiotics, alone and in combination with antibiotics, on broiler performance, carcass yield, intestinal permeability, and intestinal morphometry. A tot...
LCC LCC:Animal cultureIdioma eng
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Open Access
Effect of using organic microminerals on performance and external quality of eggs of commercial laying hens at the end of laying Efeito da utilização de microminerais orgânicos sobre o desempenho e a qualidade externa dos ovos de poedeiras comerciais em final de postura
Artículo
Material complementario disponible Artículo DOAJ
Mônica Patrícia Maciel et al · Sociedade Brasileira de Zootecnia · 2010 · ISSN 1516-3598
The objective of the present study was to evaluate the effect of using microminerals in organic form on the performance and quality of eggs from commercial laying hens at the end of laying. Four hundred and eighty Hisex ...
LCC LCC:Animal cultureIdioma eng
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Environmental study to estimate the pollution of some heavy elements in the content of leaves and fruits of the olive plant in the city of Mosul
Artículo
Acceso abierto Artículo DOAJ
Yahya Al-Mashadani et al · University of Mosul, College of Education for Pure Science · 2007 · ISSN 1812-125X
This practical study was conducted in Mosul city. A one hundred sites were chosen from quarters, industrialand commercial regions, main and secondary streets. This study included the pollution of leaves and the fruit ...
LCC TENDOkVkdWNhdGlvbg~~; LCC:Science (General)Idioma eng
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Open Access
Estimation of Some Heavy Metals in The Water Estuaries of The Tigris River in Mosul City
Artículo
Acceso abierto Artículo DOAJ
Alaa Hashim et al · University of Mosul, College of Education for Pure Science · 2025 · ISSN 1812-125X
The present study involves an assessment of pollution through the impact of heavy metals in the waters of the 17 July estuaries, the Industrial zone on the left, Muthanna coasts, and the Nineveh Bridge of the Tigris Rive...
LCC TENDOkVkdWNhdGlvbg~~; LCC:Science (General)Idioma eng
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Open Access