Results 91 to 100 of about 309,693 (265)
Beak deformities in north Patagonian birds [PDF]
Within the last decade, many individuals of several bird species with abnormal and strange beaks deformationshave been reported from Alaska, United States, and from United Kingdom and Ireland.
Cueto, Víctor +2 more
core +1 more source
Competition Policy and Agribusiness in the Biden Administration
ABSTRACT The Biden Administration pursued a set of ambitious competition policy initiatives in agriculture and agribusiness, primarily aimed at livestock and poultry supply chains, farm inputs, and food retailing. The initiatives included expanded antitrust enforcement; new US Department of Agriculture (USDA) contract regulations requiring poultry ...
James M. MacDonald
wiley +1 more source
Se determinó la distribución del guanaco Lama guanicoe en Tierra del Fuego, Argentina, y su abundancia relativa en la zona de estepa y de ecotono bosque-estepa.
Never Bonino, Edgardo Fernandez
doaj
Electing Displacement: Political Cleansing in Apartadó, Colombia [PDF]
This article highlights a nefarious effect of elections during civil wars by demonstratingthat they can facilitate the displacement of civilians. This occurs through two main mechanisms: they reveal information about civilians' loyalties directly to ...
Abbey Steele
core
Propiedad de la tierra y desigualdad social en el mundo rural catalán de mediados del siglo XIX. [PDF]
El análisis de la distribución de la propiedad de la tierra y de las consecuencias sociales de ésta entraña dificultades heurísticas y metodológicas importantes que suelen limitar la posibilidad de establecer comparaciones territoriales suficientemente
Enric, Saguer +3 more
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Assessing Photovoltaic Recycling Capacities and Policy Gaps in the European Union
This study maps photovoltaic recycling capacity in the EU and key global regions, highlighting gaps between growing waste volumes and available infrastructure. It combines survey insights and policy analysis to identify recycling bottlenecks and offers recommendations to boost circularity in the solar sector.
Nieves Espinosa +3 more
wiley +1 more source
Using Frontier Models to Mitigate Omitted Variable Bias in Hedonic Pricing Models: A Case Study for Air Quality in Bogotá, Colombia [PDF]
Hedonic pricing models use property value differentials to value changes in environmental quality. If unmeasured quality attributes of residential properties are correlated with an environmental quality measure of interest, conventional methods for ...
Fernando Carriazo +2 more
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Propuesta de extensión para agricultores minifundistas de la vereda Marqueza alta, municipio de Tangua. [PDF]
Considerando que el minifundio tiene gran importancia en Colombia, debido a que representa el 68% de la producción agrícola total del país (Forero, 2003), y que se concentra principalmente en la zona andina en un 87,4%, especialmente en los departamentos
Ojeda, Yuly
core
Abstract The vegetable market experiences significant price fluctuations due to the complex interplay of trend, cyclical, seasonal, and irregular factors. This study takes Korean green onions as an example and employs the Christiano–Fitzgerald filter and the CensusX‐13 seasonal adjustment methods to decompose its price into four components: trend ...
Yiyang Qiao, Byeong‐il Ahn
wiley +1 more source
Ante los cambios ocurridos en el ámbito rural, las formas y las estrategias usadas en la práctica de la extensión no pueden permanecer inmóviles. En respuesta a esta preocupación, el propósito de este artículo es reflexionar y discutir en torno a los ...
Marlon Javier Méndez Sastoque
doaj

