Results 91 to 100 of about 991,499 (304)
Applied Economic Perspectives and Policy, EarlyView.ABSTRACT Rice is the main staple food for more than half of the world's population and the income from rice is an essential source for livelihoods of millions of households. We examine whether direct seed in rice production is an adaptation of rice farmers to rainfall changes and farm labor scarcity.
Manh Hung Do
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Revista do Instituto de Medicina Tropical de São Paulo, 1991 A total of 479 diarrhoeic children and 337 children without diarrhoea (controls) less than 5 years old were investigated in a two-year study in the city of S.
Klaus Eberhard Stewien +6 more
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Temperature Sensitivity and Adaptation of Cereal Yields: Empirical Evidence From Italy
Applied Economic Perspectives and Policy, EarlyView.ABSTRACT This paper investigates the evolving temperature sensitivity and climate adaptation of cereal yields in Italy from 1952 to 2023, using province‐level data for maize, common wheat, and durum wheat. Employing panel data econometric methods, we estimate yield responses to heat exposure, changes in sensitivity over time, and adaptation to climate ...
Paolo Nota +2 more
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Seasonal distribution of immature stages of culicoides (diptera: ceratopogonidae) species [PDF]
Eurasian Journal of Veterinary SciencesAim: The aim of this study was to determine the seasonal distribution oflarvae and pupae of Culicoides species. Materials and Methods: Mud samples (9420 cm3) were collected at regular intervals from three regions of Konya province at January - December ...
Uğur Uslu, Bilal Dik
doaj
Human Vaccines & ImmunotherapeuticsTo analyze the changes in the proportion of Human enterovirus 71 (EV71) vaccination among children born in the 2017–2022 cohort, understand the delay of the first dose of EV71 vaccination in Suzhou, and explore the seasonal distribution and influencing ...
Jinling Gao +7 more
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Characteristics of modern atmospheric dust deposition in snow on the Penny Ice Cap, Baffin Island, Arctic Canada [PDF]
, 1998 We evaluated the concentration, size and distribution of insoluble dust microparticles in snowpits on the Penny Ice Cap (PIC), Baffin Island, to define (1) the characteristics of modern atmospheric dust deposition at the site, (2) the relative ...
Wake, Cameron P +2 more
core +2 more sources
Applied Economic Perspectives and Policy, EarlyView.ABSTRACT This study investigates the impact of geographical indication (GI) certification on the export performance of Turkish agri‐food products by analyzing both trade volume and unit value dynamics. Drawing on monthly data from 2000 to 2024 across 22 GI‐certified products, the research employs product‐level regressions, fixed‐effects panel models ...
Ihlas Sovbetov, Muge Burcu Ozdemir
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Biogeography of cyclamen: an application of phyloclimatic modelling [PDF]
, 2011 © The Systematics Association 2011. Cyclamen is a genus of popular garden plant, protected by Convention on International Trade in Endangered Species (CITES) legislation.
Culham, Alastair, Yesson, Chris
core
Understanding Egg Price Volatility and Policy Implications in the U.S. With Machine Learning
Applied Economic Perspectives and Policy, EarlyView.ABSTRACT Eggs are an inexpensive and sustainable source of proteins, but volatility in the U.S. egg prices has intensified in recent years, raising concerns over food affordability and market stability. This study examines the drivers of U.S. egg price dynamics over 2004–2025 using a two‐stage framework that combines LASSO‐based variable selection with
Xuemei Zhao +3 more
wiley +1 more source
Leishmaniasis in Sri Lanka: spatial distribution and seasonal variations from 2009 to 2016
Parasites & Vectors, 2018 Background Leishmaniasis is listed as one of the eight neglected tropical diseases by the World Health Organization and the number of cases in endemic areas has seen a sharp rise in the past decade.
Lahiru Sandaruwan Galgamuwa +2 more
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