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214 results for “Pest”

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Research ArticleOpen accessIn the abstractFluctuations of Phytoplankton Community in the Coastal Waters of Caspian Sea in 2006Siamak Bagheri, Mashhor Mansor, Marzieh Makaremi et al.Problem statement: The Caspian Sea ecosystem has been suffered with many problems since 1980s. Aanthropogenic pollution from heavy metals, hydrocarbons, pesticides, changes in the quantity of nutrient inputs by rivers, are significant threats to biodiversity and biological resources such as plankton structure in the Caspian Sea. According to the significant of phytoplankton community in marine system. The state of the … …American Journal of Applied Sciences, Vol. 8, Issue 12 · 20 Oct 2011 · 8,456 accessesView PDFCite
Research ArticleOpen accessIn the abstractEvaluation of a Dual-Purpose Chemical Applicator for Paddy FieldsMohammed Shu’aibu Abubakar, Desa Ahmad, Othman Jamarei et al.Problem statement: One of the major problems of rice production is the shortage of labor resulting from migration from rural to urban areas, making it very difficult to meet peak demands for paddy production. In most developing countries of Southeast Asia, agricultural mechanization of paddy field operation is mostly carried out using conventional machines. For example in rice production powerintensive … …American Journal of Applied Sciences, Vol. 8, Issue 4 · 18 Apr 2011 · 7,542 accessesView PDFCite
Research ArticleOpen accessIn the abstractIdentification of Pecan Weevils through Image ProcessingS.M. Al-Saqer, P. Weckler, J. Solie et al.Abstract: Problem Statement: Pecan weevil is one of the most destructive pests of Oklahoma. The scope of this study is to develop a recognition system that can serve in a wireless imaging network for monitoring pecan weevils. Approach: The recognition methods used in this study are based on template matching. Five recognition methods were implemented: Normalized cross-correlation, Fourier descriptors, Zernike … …American Journal of Agricultural and Biological Sciences, Vol. 6, Issue 1 · 15 Dec 2010 · 8,775 accessesView PDFCite
Research ArticleOpen accessIn the abstractEffect of an Insecticide Abamectin on Some Biochemical Characteristics of Tilapia Fish (Oreochromis Niloticus)Mohammed A. Al-KahtaniProblem statement: Presence of pesticide in streams and lakes is largely due to the runoff from agricultural fields. Pesticides are not highly selective but are generally toxic to many macrophytes, non-target organisms such as fish. Fish, generally accumulate contaminants from aquatic environments and have been largely used in food safety studies. Approach: The toxic effect of the insecticide abamectin on … …American Journal of Agricultural and Biological Sciences, Vol. 6, Issue 1 · 15 Dec 2010 · 9,594 accessesView PDFCite
Research ArticleOpen accessIn the abstractEffect of Temperature and Storage Time on Shelf Life of Mycoherbicidal Products of Colletotrichum dematium FGCC#20Jaya Singh, A.K. PandeyProblem statement: The storage environment can have a drastic impact on the stabilization of microbial biopesticides. As a general rule, storing microbial preparation at lower temperature increase long term survivelity. Approach: Optimization of shelf life is critically important for biocontrol products containing living microorganisms. Conidia of Colletotrichum dematium, (FGCC#20) a fungal pathogen of the weed, Parthenium hysterophorus were produced in … …American Journal of Agricultural and Biological Sciences, Vol. 5, Issue 3 · 30 Sep 2010 · 7,901 accessesView PDFCite
Research ArticleOpen accessIn the abstractResidential Exposure of Environment Toxic Substance Outcome during Menstrual CycleS. Alagendran, G Archunan, M. P. Jonathan et al.Problem statement: It was intended to diagnose and treat the disorders of female reproductive system where they are exposed to environmentally toxic pesticides and estrogenic compounds like bisphenol A which are the main reason for the infertility problems. Approach: Human saliva contains arrays of proteins that have distinct biological functions. Results: Salivary hormones concentrations of luteinising hormone, follicle stimulating hormone, … …American Journal of Environmental Sciences, Vol. 6, Issue 3 · 30 Jun 2010 · 6,873 accessesView PDFCite
Research ArticleOpen accessIn the abstractRisk and Health Effect of Boric AcidAng Swi See, Abu Bakar Salleh, Fatimah Abu Bakar et al.Problem statement: Boric acid is a pesticide usually used to kill mites, fungi, plants and insect including fleas, termites, cockroaches and wood decay fungi. Besides, it was also used in many fields such as food preservative, in newborn baby’s nurseries and antiseptic. Many reports indicated that boric acid poisoning occurred due to the misuse of household product and illegal use … …American Journal of Applied Sciences, Vol. 7, Issue 5 · 31 May 2010 · 11,268 accessesView PDFCite
Research ArticleOpen accessIn the abstractDevelopment of a Comprehensive Computer Program for Predicting Farm EnergyS.A. Al-Hamed, S.A. Al-Suhaibani, F.S. Mohammad, M.F.I. WahbyProblem statement: The agricultural industry is a major user of energy. Energy is used directly for operating agricultural machinery and equipment on the farm and indirectly in the manufacturing of fertilizers and pesticides and processing of agricultural products off the farm. In order to reduce the cost of agricultural production, energy uses on the farm must be identified and optimized … …American Journal of Agricultural and Biological Sciences, Vol. 5, Issue 1 · 31 Mar 2010 · 8,061 accessesView PDFCite
Research ArticleOpen accessIn the abstractCharacterization of Substrate-Borne Vibrational Signals of Euschistus servus (Heteroptera: Pentatomidae)Brittany Lampson, Young Han, Ahmad Khalilian et al.Problem Statement: Stink bugs were not major pests of cotton in the southeastern United States until cotton varieties containing Bacillus thuringiensis (Bt) transgenes came into common use, enabling reductions in insecticide applications against highly destructive lepidopteran pests. To maintain the benefits of reduced insecticide applications, it would be advantageous to detect and target isolated populations of stink bugs before they … …American Journal of Agricultural and Biological Sciences, Vol. 5, Issue 1 · 31 Mar 2010 · 8,272 accessesView PDFCite
Research ArticleOpen accessIn the abstractAppropriate Technological Development Guidelines for Rubber Plantation for Community Economic Development Using Local Wisdom in Northeastern ThailandPrathip Channuan, Subunn Ieamvijarn, Budsakorn Saenyabud, Prasopsuk RittidetProblem statement: The agriculturists in northeastern Thailand had more rubber plantations. They faced the problem for high investments from using the new technologies. The purposes of the study was to examine appropriate technological development guide lines for rubber plantation for community economic development using local wisdom. Approach: As a qualitative research, documentary and fieldwork were carried out using a survey, … …Journal of Social Sciences, Vol. 5, Issue 3 · 30 Sep 2009 · 7,665 accessesView PDFCite