Results 201 to 210 of about 1,114,580 (407)

Seasonality and the dynamics of infectious diseases.

open access: yesEcology Letters, 2006
S. Altizer   +5 more
semanticscholar   +1 more source

Seasonality, Forecast Extensions and Business Cycle Uncertainty [PDF]

open access: yes
Seasonality is one of the most important features of economic time series. The possibility to abstract from seasonality for the assessment of economic conditions is a widely debated issue.
Proietti, Tommaso
core   +1 more source

Baseline Characteristics of Pristine Agricultural Pods Biochar

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT The valorization of agricultural pod wastes into biochar offers a sustainable pathway for waste management and the development of functional carbonaceous materials. This study comparatively evaluates biochars produced from cocoa, flamboyant, and locust bean pods using an autothermal top‐lit updraft gasifier with retort heating, a system ...
Bolaji Ibrahim Busari   +8 more
wiley   +1 more source

Ensiling and Fermentation of Rice Hulls With Ruminal Fluid for Medium‐Chain Carboxylate Production

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Large quantities of rice hulls are common at milling sites in Nigeria. They are a by‐product of rice processing and can contribute to environmental degradation if not properly managed. In this study, rice hulls were pretreated by ensiling at ambient temperature and then used as substrate for medium‐chain carboxylates (MCCs) production ...
Jerome Undiandeye   +3 more
wiley   +1 more source

Leaf development and demography explain photosynthetic seasonality in Amazon evergreen forests

open access: yesScience, 2016
Jin Wu   +21 more
semanticscholar   +1 more source

Seasonality, Risk And Return In Daily COMEX Gold And Silver Data 1982-2002 [PDF]

open access: yes
This paper examines the conditional and unconditional mean returns and variance of returns of daily gold and silver contracts over the 1982-2002 period.
Brian Lucey, Edel Tully
core  

Integrated Evaluation of Contaminant Profiles, Detection Techniques, and Management Strategies for Tannery Sludge

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT This review article critically examines the environmental and health hazards of tannery sludge (TS), a complex by‐product of the leather tanning industry. TS is characterized by a diverse array of contaminants, including heavy metals like chromium, organic pollutants such as polycyclic aromatic hydrocarbons (PAHs), volatile organic compounds ...
Yashar Aryanfar   +10 more
wiley   +1 more source

Life History Adaptations to Seasonality.

open access: yesIntegrative and Comparative Biology, 2017
Ø. Varpe
semanticscholar   +1 more source

Forecasting Time-Series with Correlated Seasonality [PDF]

open access: yes
A new approach is proposed for forecasting a time series with multiple seasonal patterns. A state space model is developed for the series using the single source of error approach which enables us to develop explicit models for both additive and ...
Anne B. Koehler   +5 more
core  

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