Results 71 to 80 of about 2,146 (231)

Reator eletrônico microcontrolado orientado a lâmpada de mercúrio 125w [PDF]

open access: yes, 2018
Este trabalho descreve a análise, simulação computacional e projeto de um reator eletrônico microcontrolado orientado a uma lâmpada de mercúrio de 125W.
Braga, Henrique A. C.   +1 more
core   +2 more sources

Is Youth's Engagement in Agribusiness an Opportunity or a Necessity? A Closer Look at the Situation in South Kivu, Eastern Democratic Republic of the Congo

open access: yesAgribusiness, EarlyView.
ABSTRACT Despite the broad focus on necessity‐ and opportunity‐driven entrepreneurship in research and policy, the entrepreneurial dichotomy within the agribusiness context has not been adequately addressed. This study contributes to closing this knowledge gap by examining youth's perceptions of agribusiness through the lens of the push‐pull motivation
Cool Dady Mangole   +6 more
wiley   +1 more source

Desenvolvimento De Uma Plataforma Computacional Gráfica Dedicada Ao Ensino De Sistemas Fotovoltaicos Usando Um Emulador Eletrônico

open access: yesEletrônica de Potência, 2017
Este trabalho apresenta o desenvolvimento de um emulador eletrônico fotovoltaico (PV - photovoltaic), que opera em conjunto com uma plataforma gráfica computacional, auxiliando em procedimentos de ensino teóricos e práticos de tópicos relacionados a ...
Leonardo Poltronieri Sampaio   +2 more
doaj   +1 more source

The Role of Actual and Purported Origin in e‐Commerce Wine Pricing: Evidence From Italian and French Names on Labels

open access: yesAgribusiness, EarlyView.
ABSTRACT The origin of a product, if associated with good quality, can contribute to building a positive collective reputation, leading to a potential price premium. However, it is conceivable that a producer markets a product by evoking symbols, images, words, and values typical of places other than where it was designed or produced, creating a ...
Annalisa Caloffi   +2 more
wiley   +1 more source

Assessing Haitian Consumers' Willingness to Pay a Premium for Aflatoxin‐Compliant Peanut Butter in the Informal Market

open access: yesAgribusiness, EarlyView.
ABSTRACT Market‐based solutions are increasingly tested to address aflatoxin issues in peanuts in developing countries. Although previous studies have found that Haitian grocery store shoppers are willing to pay a 21% premium for peanut butter with levels of aflatoxin that meet international standards, no information is available for the much larger ...
Phendy Jacques   +2 more
wiley   +1 more source

Return and Volatility Spillovers Among Major Cotton Markets

open access: yesAgribusiness, EarlyView.
ABSTRACT This study explores return and volatility transmission among major cotton markets. Several events have disrupted cotton supply and demand in recent years, leading to heightened price volatility and significant shifts in market interconnections.
Susmitha Kalli   +3 more
wiley   +1 more source

Estudio, simulación e implementación de estructuras "power gyrators" su control y su aplicación en procesado de energía [PDF]

open access: yes, 2012
Aquest document inclou un estudi, anàlisis, disseny i implementació d‟estructures giradores de potència. Amb una finalitat purament didàctica, per veure i aprendre el comportament i el funcionament d‟aquest tipus d ...
López Rodenas, Alberto   +1 more
core  

Pricing Dynamics in the US Hemp Market: A Vertical Price Transmission Analysis of the Hemp Value Chain

open access: yesAgribusiness, EarlyView.
ABSTRACT The US hemp market is a new and nascent industry that has been devoid of research for about half a century. This study examined the effects of exogenous shock on price at each phase of the value chain—Farm (hemp biomass), and its impact on prices at other phases of the value chain—Intermediary Processor (crude cannabidiol hemp) and Final ...
Solomon Odiase   +2 more
wiley   +1 more source

Un modelo de sistema dinámico híbrido utilizando el enfoque de la lógica difusa [PDF]

open access: yes, 2010
Se presenta un modelo de sistema dinámico híbrido utilizando la lógica difusa. Para lograr esto se hace una breve descripción de los principales enfoques que se tienen en la actualidad de los sistemas dinámicos híbridos desarrollando las ecuaciones ...
Carlos Vera Estrada   +3 more
core  

The Role of Certifications in Improving Household Food Security Among Peruvian Farmers

open access: yesAgribusiness, EarlyView.
ABSTRACT Achieving global food security requires sustainable transformations in agri‐food systems. Voluntary Sustainability Standards (VSS) such as Organic and Fairtrade aim to internalize certain social and environmental costs while promoting more equitable value distribution, improved market access, and sustainable production practices.
Lisa‐Marie Schulte, Awudu Abdulai
wiley   +1 more source

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