Research ArticleOpen accessIn the abstractAgricultural Resources Allocation and Field Crops CompetitionElgilany Ahmed, Jamalludin Sulaiman, Saidatulakmal MohdProblem statement: Field crops are considered as essential cash and food crops produced in River Nile State (RNS) of North Sudan include cereal, food-legumes, vegetables and fodders beside the perennial crops. They are the main source of household income and regarded as a major part of the daily diet for the Sudanese. In other words they play an important role … …American Journal of Agricultural and Biological Sciences, Vol. 6, Issue 3 · 4 Aug 2011 · 7,982 accessesView PDFCite
Research ArticleOpen accessIn the abstractWheat Production and EconomicsElgilany Ahmed, Jamalludin Sulaiman, Saidatulakmal MohdProblem statement: The crop in the irrigated scheme has faced by manifold problems contributed to low level of productivity and high cost of production of wheat. The crop is commonly produced under pump irrigation from the River Nile. In River Nile State (RNS), wheat is grown under the irrigated sector, the State is considered as a suitable environment for producing … …American Journal of Agricultural and Biological Sciences, Vol. 6, Issue 3 · 4 Aug 2011 · 10,574 accessesView PDFCite
Research ArticleOpen accessIn the abstractMicrowave Assisted Bioethanol Production from Sago Starch by Co-Culturing of Ragi Tapai and Saccharomyces CerevisiaeN. Saifuddin, Refal HussainProblem statement: Environmental issues such as global warming and recent events throughout the world, including the shortage of petroleum crude oil, the sharp increase in the cost of oil and the political instability of some crude oil producing countries, have demonstrated the vulnerability of the present sources for liquid fuel. These situations have created great demand for ethanol from fermentation … …Journal of Mathematics and Statistics, Vol. 7, Issue 3 · 18 Jul 2011 · 7,903 accessesView PDFCite
Research ArticleOpen accessIn the abstractEstablishing an Adaptive Production-Procurement System with Markov Chain Approach Associated with 3C TheoryChun-Ta LinProblem statement: In this study, we classify the imperfect situations that the unreliability of production and the defective products might be incurred from production process into eight independently recurrent categories. Approach: With the property of recurrence of Markov chain, the limiting probability of each imperfect production category can be calculated through the transition probabilities matrix generated from these imperfect production … …Journal of Mathematics and Statistics, Vol. 7, Issue 3 · 18 Jul 2011 · 7,357 accessesView PDFCite
Research ArticleOpen accessIn the abstractModeling of Multi-Level Capacitated Lot-Size Scheduling ProblemZuhaimy Ismail, Diyana Abd Mahad, Tan Siew ChingProblem statement: Lot-size is the clustering of items for transportation or manufacturing processes occurring at the same time. The issue in lot-size problem is to design production processes so that the feasible production quantities are equal to customer demand quantities and the timing of production is such that inventory positions are almost zero. Approach: In this study, we explore the … …American Journal of Applied Sciences, Vol. 8, Issue 3 · 25 Mar 2011 · 7,322 accessesView PDFCite
Research ArticleOpen accessIn the abstractThe Influence of Information Sharing on Supply Chain ManagementChiang WangProblem statement: Implementing information sharing and coordination can enhance the performance of supply chain management, such as a short response time, minimum cost, low inventory and joint production and transportation. Approach: Through information sharing among all supply chain members, stable long-term relationships can be established and maintained. Results: This study uses a quantitative cost model to identify the interaction among … …Physics International, Vol. 1, Issue 2 · 31 Dec 2010 · 7,611 accessesView PDFCite
Research ArticleOpen accessIn the abstractManagerial Administration of Farming Machinery for Rice ProductionYosphatrachai Phuangpee, Pradtana YossuckProblem statement: This research was conducted due to an increase of agricultural machinery cost for rice production (46.00%) of farmers in Phichit province. Based on an analysis of cost reduction using the method of John Deere, it was found that this may decrease from 46.00-28.50% of the total cost. Thus, there was a question how to mange the agricultural machinery. … …Energy Research Journal, Vol. 1, Issue 2 · 31 Oct 2010 · 7,834 accessesView PDFCite
Research ArticleOpen accessIn the abstractEstimating the Energy Indices and Profitability of Strawberry Production in Kamyaran Zone of IranPayman Salami, Hojat Ahmadi, Alireza KeyhaniProblem statement: The aim of this research is to determine the energy indices and to make a cost analysis of strawberry grown in open field in Kamyaran zone of Iran. Approach: The data used in the study were obtained from 35 local strawberry growers by using a face-to-face questionnaire in August-September 2009. Results: Total energy input for strawberry production was … …Energy Research Journal, Vol. 1, Issue 1 · 30 Jun 2010 · 7,917 accessesView PDFCite
Research ArticleOpen accessIn the abstractProduction of Biodiesel by Enzymatic Transesterification: ReviewA.E. Ghaly, D. Dave, M.S. Brooks, S. BudgeProblem Statement: The research on the production of biodiesel has increased significantly in recent years because of the need for an alternative fuel which endows with biodegradability, low toxicity and renewability. Plant oils, animal fats, microalgal oils and waste products such as animal rendering, fish processing waste and cooking oils have been employed as feedstocks for biodiesel production. In order … …American Journal of Biochemistry and Biotechnology, Vol. 6, Issue 2 · 30 Jun 2010 · 21,478 accessesView PDFCite
Research ArticleOpen accessIn the abstractDairy Heifer Rearing in Hot Arid Zone: An Economic AssessmentM. A. Razzaque, S. A. Mohammed, T. Al-MutawaProblem statement: Economic losses due to high mortality in young calves born in hot arid zone including Kuwait and a high cost of rearing are the main constraints to this region. Therefore, dairy producers have to depend on importation of pregnant heifers for herd replacement. Research data on cost of heifer rearing from their weaning to first lactation were lacking. … …American Journal of Applied Sciences, Vol. 7, Issue 4 · 30 Apr 2010 · 7,547 accessesView PDFCite