Results 61 to 70 of about 222,901 (162)

Rendimiento de tres cultivares de arveja (Pisum sativum L.) con aplicación de fertilizantes químicos y orgánicos en el anexo de Taquia, Chachapoyas

open access: yesRevista de Investigación en Agroproducción Sustentable, 2017
La presente investigación se realizó en el anexo de Taquia y tuvo como objetivo evaluar el rendimiento de tres cultivares de arveja con aplicación de fertilización química y orgánica, para ello se utilizó un diseño en Bloques Completamente al Azar (DBCA)
Roicer Collazos Silva   +2 more
doaj   +1 more source

Fluoroquinolone Metalloantibiotics to Bypass Antimicrobial Resistance Mechanisms: Decreased Permeation through Porins

open access: yesMembranes, 2020
Fluoroquinolones (FQs) are broad-spectrum antibiotics largely used in the clinical practice against Gram-negative and some Gram-positive bacteria. Nevertheless, bacteria have developed several antimicrobial resistance mechanisms against such class of ...
Mariana Ferreira   +2 more
doaj   +1 more source

Superação do vitalismo e o imparável desenvolvimento da síntese orgânica [PDF]

open access: yes, 2011
A síntese orgânica representou um marco capital no História do Química, conduzindo ao fim da filosofia vitalista que considerava que as substâncias constitutivas dos animais e das plantas eram de natureza diferente dos corpos minerais, não obedecendo as ...
Paixão, Fátima, Pereira, Mariette
core  

Exploring the Potential of Thiazolo[5,4‐c]Isoquinoline Derivatives as Dihydrofolate Reductase Inhibitors: Insights from Molecular Docking and Experimental Studies for Antibacterial Therapy

open access: yesChemistrySelect, Volume 10, Issue 42, November 10, 2025.
A library of thiazolo[5,4‐c]isoquinoline (TzIQ) derivatives, including both neutral molecules and their corresponding cationic forms, was investigated. DHFR was predicted as potential target of those derivatives by a CADD approach. The most promising derivatives were predicted with molecular docking studies.
Letícia D. Costa   +5 more
wiley   +1 more source

Polyphenolic Characterization of Nebbiolo Red Wines and Their Interaction with Salivary Proteins

open access: yesFoods, 2020
The present study correlates the polyphenolic composition of two different Nebbiolo red wines from the 2015 vintage (M and P), with the salivary proteins’ precipitation process. The work centered on the polyphenolic characterization of Nebbiolo wines and
Joana Azevedo   +6 more
doaj   +1 more source

Química Verde: trabajo de laboratorio en la Microescala [PDF]

open access: yes, 2014
Actualmente, los estudiantes de cualquier ámbito, y en especial en la Educación Superior, deben tender a formarse en las diferentes disciplinas dentro del marco de un aprendizaje integral que contemple amplios criterios de responsabilidad ética, cívica y
Cornejo Navarro, Olga   +4 more
core  

The Light Bite: Red‐Nosed Cuxiu (Chiropotes albinasus, Primates) Exploit Differential Penetrability of Hard Fruit Husks When Selecting Dental Puncture Sites

open access: yesBiotropica, Volume 57, Issue 6, November 2025.
Red‐nosed cuxiu are specialists in unripe seeds of hard‐husked fruits, which they access with massive jaw muscles and enlarged canines. But this costs energy and risks tooth breakage. The monkeys reduce both by biting at the softest spots on the fruit surface.
Adrian A. Barnett   +15 more
wiley   +1 more source

Análisis del balance energético de diferentes sistemas de manejo agroecológico del suelo, en el cultivo del maíz (Zea mays L.)

open access: yesRevista de Investigación Agraria y Ambiental, 2012
En un suelo Typic Haplustalfs (USDA) del municipio de Palmira, Valle del Cauca (Colombia), se estableció el sistema de rotación fríjol terciopelo Mucuna pruriens Var. Utilis-maíz Zea mays L., en diseño de bloques completos al azar, con siete tratamientos
Óscar Eduardo Sanclemente Reyes   +2 more
doaj   +1 more source

Active Edible Coating for Lipid Oxidation Control in Brazil Nuts

open access: yesJournal of Food Process Engineering, Volume 48, Issue 11, November 2025.
Tocopherol‐enriched carboxymethyl cellulose coatings enhanced oxidative stability of Brazil nuts during storage. These findings support the use of antioxidant‐active coatings to reduce lipid oxidation and extend shelf life in high‐fat oilseeds. ABSTRACT The aim of this study was to evaluate the effect of adding a lipid antioxidant (tocopherol) and a ...
Jessyca Pinheiro da Silva   +8 more
wiley   +1 more source

El proceso de henificación [PDF]

open access: yes, 2004
En este capítulo se describe el proceso de henificación y, por tanto, todos los pasos que llevan a que el forraje segado pierda la cantidad de agua suficiente para poder ser conservado con las menores pérdidas nutritivas posibles.
Callejo Ramos, Antonio   +1 more
core   +1 more source

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