Results 91 to 100 of about 366,445 (313)

Assessment of the Presence of Free-Living Amoebae in Soil Samples from the Northwest Region of Spain Using Culture and Molecular Assays

Microorganisms
Free-living amoebae (FLA) such as Acanthamoeba spp., Balamuthia mandrillaris, Naegleria fowleri, Sappinia spp., Vahlkampfia spp., and Vermamoeba vermiformis are naturally widespread in the environment, causing rare but fatal and debilitating infections ...
Patricia Pérez-Pérez, Iván Rodríguez-Escolar, Elizabeth Córdoba-Lanús, Angélica Domínguez-de-Barros, Omar García-Pérez, José E. Piñero, Rodrigo Morchón, Jacob Lorenzo-Morales   +7 more
doaj   +1 more source

Volatility analysis and forecasting of vegetable prices using an ARMA‐GARCH model: An application of the CF filter and seasonal adjustment method to Korean green onions

Agribusiness, EarlyView.
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

U.S. Citrus Import Demand: Seasonality and Substitution [PDF]

Citrus fruits make up one-fifth of all fresh fruit consumed in the United States. Given the increasing importance of imported citrus in the diet of American consumers, it is perhaps surprising that no import demand analysis of U.S.
Baldwin, Katherine L., Jones, Keithly G.
core   +1 more source

Foreign labor, peer‐networking and agricultural efficiency in the Italian dairy sector

Agribusiness, EarlyView.
Abstract While the presence of immigrants in the agricultural sector is widely acknowledged, the empirical evidence on its economic consequences is lacking, especially from a microeconomic perspective. Using the Farm Accountancy Data Network panel data for Italian dairy farms in the period 2008–2018, the present study investigates the relationship ...
Federico Antonioli, Simone Severini, Mauro Vigani   +2 more
wiley   +1 more source

Highly Pathogenic H5N1 Influenza A Virus (IAV) in Blue-Winged Teal in the Mississippi Flyway Is Following the Historic Seasonal Pattern of Low-Pathogenicity IAV in Ducks

Pathogens
Highly pathogenic H5N1 (HP H5N1) influenza A virus (IAV) has been detected annually in North American ducks since its introduction during 2021, but it is unknown if this virus will follow the same seasonal and geographic patterns that have been observed ...
David E. Stallknecht, Deborah L. Carter, Lyndon Sullivan-Brügger, Paul Link, Emily Ferraro, Ciara McCarty, Bruce Davis, Lynda Knutsen, James Graham, Rebecca L. Poulson   +9 more
doaj   +1 more source

Seasonality and Non-Trading Effect on Central European Stock Markets (in English) [PDF]

This paper investigates seasonality and non-trading effects on central European stock markets within the framework of a periodic autoregressive model for both the mean and the volatility of stock returns.
Filip Žikeš, Vít Bubák
core  

Seasonal Dynamics

, 2009
Peer ...
Gili, Josep Maria, Petraitis, Peter S.
openaire   +2 more sources

The Relationship Between Interest Rates and Agricultural Commodity Price Dynamics

Agribusiness, EarlyView.
ABSTRACT The U.S. Federal Reserve has undertaken several interest rate interventions in the past decade. This study explores the relationship between U.S. corn and soybean prices and Federal Reserve monetary policy interventions, in the short and long run.
Zhining Sun, Ani L. Katchova
wiley   +1 more source

A Spatio-Temporal Point Process Model for Ambulance Demand [PDF]

, 2014
Ambulance demand estimation at fine time and location scales is critical for fleet management and dynamic deployment. We are motivated by the problem of estimating the spatial distribution of ambulance demand in Toronto, Canada, as it changes over ...
Henderson, Shane G., Matteson, David S., Micheas, Athanasios C., Woodard, Dawn B., Zhou, Zhengyi   +4 more
core   +1 more source

Examining the Impact of Row Planting on Labor Use for Sustainable Food Production Among Maize Farmers in Rural Ghana

Agribusiness, EarlyView.
ABSTRACT Smallholder farmers are reverting to traditional production methods due to the high opportunity costs and unintended consequences of new technologies. This study focuses on row planting technology, which is labor‐intensive and slow without mechanized operations.
Emmanuel Tetteh Jumpah, Habtamu Alem, Abdulai Adams, Tomáš Ratinger, Miroslava Bavorová   +4 more
wiley   +1 more source