American Journal of Agricultural Research

  • Assessing Vegetable Growth and Yield Response to Graywater Irrigation

    Assessing Vegetable Growth and Yield Response to Graywater Irrigation Shalamu Abudu, Zhuping Sheng, Girisha Ganjegunte Texas AgriLife Research Center at El Paso, 1380 A&M Circle, El Paso, TX 79927 The impacts of graywater irrigation on soil properties and vegetable yields were assessed through a three-year field experiment for Bell Pepper, Chile, and Tomato in El Paso, Texas in the United States. Two irrigation treatments including freshwater (well water and sand filter effluent) and graywater (laundry water) with three replications were…

  • The Effect of N,N-Diethyl-3-methylbenzamide (DEET) on the Germination of Raphanus sativus (Radish Plants)

    The Effect of N,N-Diethyl-3-methylbenzamide (DEET) on the Germination of Raphanus sativus (Radish Plants) Caimin Xi1 and James T. Zacharia2 1Adlai Stevenson High School, Illinois, 60069, USA 2Dar es Salaam University College of Education, P. O. Box 2329, Dar es Salaam, Tanzania DEET is one of the major chemical constituents of bug repellant with an estimated global use of 7 million liters in 2016. While there has been research concerning the health safety of bug repellent, research concerning its environmental impact…

  • Natural resource modelling: accounting for gillnet size selectivity in dynamic deterrence model

    Natural resource modelling: accounting for gillnet size selectivity in dynamic deterrence model Sana Abusin Qatar University Social & Economic Survey Research Institute (SESRI) This paper applied the two times dynamic deterrence model (DDM) and relax the assumption of perfect size selectivity in gillnet in order to specify factors that determine violation rate. The method of comparative statics is employed to derive analytical results on the sensitivity of optimal violation to a number of key factors of high relevance to compliance…

  • Crop Productivity of Wheat under Different Tillage Systems in Semi-Arid Conditions of Sudan

    Crop Productivity of Wheat under Different Tillage Systems in Semi-Arid Conditions of Sudan Sir Elkhatim K. Abbouda1, Adam Bush Adam2*, Mohamed Abdel Mahmoud Elsheikh3 and Zuhier Yassien Mohamed2 1Department of Agricultural Engineering, Faculty of Agriculture, University of Khartoum, Sudan; 2Department of Agricultural Engineering, Faculty of Natural Resources and Environmental Studies, University of Peace, Sudan; 3Department of Agricultural Engineering, Faculty of Agricultural Technology and Fish Science, University of Al-Neelain, Sudan This study was conducted at Tamboul Testing and Training Centre, Sudan…

  • Demographic Profiling of Dogs and Dog Ownership in Nsukka Metropolis of Enugu State, Nigeria: a Case study using the Free Anti-Rabies Vaccination Campaign conducted at the Veterinary Teaching Hospital of the University of Nigeria, Nsukka: January-April, 2015

    Demographic Profiling of Dogs and Dog Ownership in Nsukka Metropolis of Enugu State, Nigeria: a Case study using the Free Anti-Rabies Vaccination Campaign conducted at the Veterinary Teaching Hospital of the University of Nigeria, Nsukka: January-April, 2015 Goodhead C. Uchendu1, John I. Ihedioha1, Kolade A. Oluwatosin1 1Veterinary Teaching Hospital, Faculty of Veterinary Medicine, University of Nigeria, Nsukka, Enugu State Nigeria. This Dog ownership in Nigeria, patterns a combination of supervised and stray dogs. The latter constituting Public health challenges. This…

  • Constraints and Opportunities of Maize, Teff and wheat production: The case of Ambo s and Toke Kuttaye Districts, West Showa Zone, Oromia Regional State, Ethiopia

    Constraints and Opportunities of Maize, Teff and wheat production: The case of Ambo s and Toke Kuttaye Districts, West Showa Zone, Oromia Regional State, Ethiopiaeria Bultossa Terefe Willy Ambo University College of Agriculture and Veterinary Science Department of Agribusiness And Value Chain Management In Ethiopia, agriculture accounts for about 85% of the working forces, 90% of exports and 50% of the total gross domestic product (GDP). Agriculture is the main stay of the country. The study was initiated with the…

  • Economic Appraisal of Kano River Irrigation Project (KRIP) Kano State, Nigeria

    Economic Appraisal of Kano River Irrigation Project (KRIP) Kano State, Nigeria 1Yakubu A.A., 2K.M. Baba and 3I.Mohammed 1Department of Agricultural Economics Usmanu Danfodiyo University, Sokoto, Nigeria; 2Department of Agricultural Economics and Extension Technology, Federal University of Technology, Minna, Nigeria; 3Agricultural Economics and Extension Programme, Abubakar Tafawa Balewa University, Bauchi, Nigeria The Kano River Irrigation (KRIP) is under the Hadejia Jamma’are River Basin Development Authourity (HJRBDA). It covers a total of 62,000.ha of land .The project was established to boost sustainable…

  • Assessment of farmers’ utilization of Soy food in Buno Bedele and Ilu Ababora zones of Southwestern Ethiopia

    Assessment of farmers’ utilization of Soy food in Buno Bedele and Ilu Ababora zones of Southwestern Ethiopia Samuel Diro1, Beza Erko1, Efrem Asfaw1 and Misganaw Anteneh1 1 Agricultural economics research process, Jimma Agricultural research center The main objective of this study was to assess utilization of soybean based foods in Chawaka, Bedele and Darimu districts of southwestern Ethiopia. Primary data for the study was collected from 185 smallholder farmers of the districts. Descriptive, inferential and econometric models were used to…

  • Leptospirosis: Epidemiology and Public Health Significance

    Leptospirosis: Epidemiology and Public Health Significance 1Tadele Tadesse Hirpessa, 2Dr Belay Abebe Deres, 3Dr Ataro Abera Asfaw  1 Jimma University College of Agriculture and Veterinary Medicine 2 Jimma University College of Agriculture and Veterinary Medicine 3Dawuro Zone livestock and Fishery Resource Development Department Climate change is a complex problem involving varied interactions between the environment, natural resources (land, crops, animals and water) and peoples. Global climate change poses the threat of serious social upheaval, population displacement, economic hardships and environmental…

  • Boron-zinc interaction in the absorption of micronutrients by cotton

    Boron-zinc interaction in the absorption of micronutrients by cotton ÉRICA DE OLIVEIRA ARAÚJO University Federal of Great Dourados, MS, Brazil B-Zn interaction modifies the nutritional dynamics of copper (Cu), iron (Fe) and manganese (Mn) in cotton. This study aimed to evaluate the effect of B and Zn concentrations on the absorption of Cu, Fe and Mn in cotton plants cultivated in nutrient solution. The experimental design was completely randomized with three replicates, in a 4 x 5 factorial scheme, corresponding…