نتایج جستجو برای: sawnwood and pulpwood prices

تعداد نتایج: 16831087  

2000
Douglas R. Carter

The potential for structural change in southern stumpage market models has impacts on not only our basic understanding of those markets, but also on harvest, inventory and price projections, and related policy. In this paper, we test for structural change in both sawtimber and pulpwood softwood stumpage markets in the U.S. South over the period 19501994. Test results strongly reject structural ...

2010
Mutsuaki Hisada

In Japan. the percentage of recycled paper in paper manufacturing and the percentage of imported pulpwood in all pulpwood both exceeded 50% in 1989, and these figures never appear going down again. Around that time. Japanese pulp and paper companies began overseas industrial forest plantation projects, and approximately ten years have passed since then. At this moment, projects are found in eig...

Journal: :international journal of information science and management 0
haruna chiroma faculty of computer science and information technology, university of malaya, kuala lumpur, malaysia adeleh asemi zavareh faculty of computer science and information technology, university of malaya, kuala lumpur, malaysia mohd sapiyan baba faculty of computer science, gulf university of science and technology, kuwait adamu i. abubakar faculty of information and communication technology, international islamic university kuala lumpur, malaysia abdulsalam ya’u gital mathematics program, school of science, abubakar tafawa balewa university, bauchi, nigeria fatima umar zambuk mathematics program, school of science, abubakar tafawa balewa university, bauchi, nigeria

this research studies the application of hybrid algorithms for predicting the prices of crude oil. brent crude oil price data and hybrid intelligent algorithm (time delay neural network, probabilistic neural network, and fuzzy logic) were used to build intelligent decision support systems for predicting crude oil prices. the proposed model was able to predict future crude oil prices from august...

2013
Robert L. McGavin Henri Bailleres Fred Lane David Blackburn Mario Vega Barbara Ozarska

The Australian hardwood plantation industry is challenged to identify profitable markets for the sale of its wood fibre. The majority of the hardwood plantations already established in Australia have been managed for the production of pulpwood; however, interest exists to identify more profitable and value-added markets. As a consequence of a predominately pulpwood-focused management regime, th...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
رهام رحمانی دانشکده کشاورزی دانشگاه شیراز عبدالکریم اسماعیلی دانشکده کشاورزی دانشگاه شیراز

producers and consumers’ price behavior were analyzed in chicken meat market in fars province. monthly average producers and consumers prices from june 1997 to july 2008 were taken into account. changes in the producer and consumer prices indicated that the prices follow an increasing trend with much fluctuations. marketing margin has an increasing trend of violent fluctuations. the result of g...

2016
David L. A. Gaveau Douglas Sheil Husnayaen Mohammad A. Salim Sanjiwana Arjasakusuma Marc Ancrenaz Pablo Pacheco Erik Meijaard

New plantations can either cause deforestation by replacing natural forests or avoid this by using previously cleared areas. The extent of these two situations is contested in tropical biodiversity hotspots where objective data are limited. Here, we explore delays between deforestation and the establishment of industrial tree plantations on Borneo using satellite imagery. Between 1973 and 2015 ...

Journal: :Asian Journal of Agricultural Extension, Economics and Sociology 2022

The main raw material for manufacture of paper is wood pulp which are mainly obtained from the pulpwood trees like Casuarina, Eucalyptus and Meliadubia. In Tamil Nadu, cultivation these was promoted by two leading manufacturing industries viz., Nadu Newsprint Paper Limited (TNPL) Seshasayee Boards (SPB).This study aims at estimating cost, returns financial feasibility major tree species cultiva...

Journal: :Journal of International Economics 2012

Journal: :iranian economic review 0
farhad ghaffari islamic azad university aghigh farhadi islamic azad university

abstract: this paper discusses two topics. at first, it uses continuous wavelet (morlet) transform, coherency, and phase angle analysis to study the effect of mean volatility in opec crude oil prices, wti crude oil prices, brent crude oil prices and iran’s crude oil prices on the iran’s reer. to this end, the monthly data of the variables for years 2003 to 2012 is used. coherency analysis revea...

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