Results 201 to 210 of about 968,303 (311)

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

Correction to "Microstructure of Heavy Oil Components and Mechanism of Influence on Viscosity of Heavy Oil". [PDF]

ACS Omega
Wang Q, Zhang W, Wang C, Han X, Wang H, Zhang H.   +5 more
europepmc   +1 more source

Does Contract Farming Improve Diet Quality? The Case of Senegalese Smallholders

Agribusiness, EarlyView.
ABSTRACT The institution of contract farming has gained prominence in most developing countries owing to its numerous benefits. While several studies have already highlighted the welfare benefits of contract farming, very few have investigated the effects on diet quality, despite poor quality diets being a serious challenge in most parts of the ...
Francis E. Ndip, Takeshi Sakurai
wiley   +1 more source

Prediction of pressure drop in heavy oil water ring based on modified two fluid model. [PDF]

Sci Rep
Fu J, Du M, Jing J, Liu H, Sun J, Chen W, Chen Y.   +6 more
europepmc   +1 more source

How Competitive Is Myanmar's Rice Sector? A Comparison of Production Costs and Efficiency

Agribusiness, EarlyView.
ABSTRACT This paper analyzes the cost competitiveness of rice production in Myanmar by examining production costs, cost efficiency, and the potential effect of improving cost efficiency on the country's global competitiveness. To achieve this, we conduct a comparative analysis of production costs among major rice‐producing countries and estimate the ...
Nandar Aye Chan, Orkhan Sariyev, Mohammad Ariful Islam, Manfred Zeller   +3 more
wiley   +1 more source

Kinetic modeling and CFD simulation of in-situ heavy oil upgrading using batch reactors and porous media. [PDF]

Sci Rep
Aryanzadeh A, Jafari A, Abdi-Khanghah M.
europepmc   +1 more source

Drivers of Farmers' Contract Compliance Behavior: Evidence From a Case Study of Dangote Tomato Processing Plant in Northern Nigeria

Agribusiness, EarlyView.
ABSTRACT Contract farming is a viable strategy agribusinesses rely on to strengthen coordination across actors in the value chain. However, low contract compliance remains a significant setback to agribusinesses' contract performance in low‐ and middle‐income country context.
Umar Shehu Umar, Sanzidur Rahman, Giacomo Zanello   +2 more
wiley   +1 more source

Investigation of the Transport Characteristics of Heavy Oil-Water Ring in Horizontal Straight Pipes through Numerical Simulation and Orthogonal Experimentation. [PDF]

ACS Omega
Li T, Wu Y, Li X.
europepmc   +1 more source

Topological Properties of International Commodity Market: How Uncertainty Affects the Linkages?

Agribusiness, EarlyView.
ABSTRACT The study aims to explore the network topology of the international commodity market by examining the interconnections among 21 commodity futures across various categories, including energy, precious and industrial metals, and agriculture. We analyze the market structure of these commodity futures under both low and high uncertainty conditions
Ibrahim Yagli, Bayram Deviren
wiley   +1 more source

Evaluation of Viscosity Reducers for Heavy Oil Reservoirs: Experimental Testing and Numerical Simulation. [PDF]

ACS Omega
Jia Y, Zhang J, Shen N, Xu F, Li J, Zhang P, Zhang C.   +6 more
europepmc   +1 more source