African Journal of Agricultural Research Volume 11 Number 46 17 November 2016 ISSN 1991-637X ABOUT AJAR The African Journal of Agricultural Research (AJAR) is published weekly (one volume per year) by Academic Journals. African Journal of Agricultural Research (AJAR ) is an open access journal that publishes high- quality solicited and unsolicited articles, in Engli sh, in all areas of agriculture including arid soil research and rehabilitation, agricultural gen omics, stored products research, tree fruit production, pesticide science, postharvest biol ogy and technology, seed science research, irrigation, agricultural engineering, water resources management, marine sciences, agronomy, animal science, physiology and morphology, aquaculture, crop science, dairy science, entomology, fish and fisheries, forestry, freshwater science, horticulture, poultry science, soil science, systematic biology, ve terinary, virology, viticulture, weed biology, agricultural economics and agribusiness. All artic les published in AJAR are peer- reviewed. Contact Us Editorial Office: [email protected] Help Desk: [email protected] Website: http://www.academicjournals.org/journal/AJAR Submit manuscript online http://ms.academicjournals.me/ Editors . Dr. Bampidis Vasileios National Agricultural Research Foundation Prof. N.A. Amusa (NAGREF), Animal Research Institute 58100 Editor, African Journal of Agricultural Research Giannitsa, Academic Journals. Greece. Dr. Panagiota Florou-Paneri Dr. Zhang Yuanzhi Laboratory of Nutrition, Laboratory of Space Technology, Faculty of Veterinary Medicine, University of Technology (HUT) Kilonkallio Espoo, Aristotle University of Finland. Thessaloniki, Greece. Dr. Mboya E. Burudi Prof. Dr. Abdul Majeed International Livestock Research Institute Department of Botany, University of (ILRI) P.O. Box 30709 Nairobi 00100, Gujrat,India, Director Horticulture, Kenya. and landscaping. Dr. Andres Cibils India. Assistant Professor of Rangeland Science Dept. of Animal and Range Sciences Prof. Suleyman TABAN Box 30003, MSC 3-I New Mexico State University Department of Soil Science and Plant Las Nutrition, Faculty of Agriculture, Cruces, Ankara University, NM 88003 (USA). 06100 Ankara-TURKEY. Dr. MAJID Sattari Prof.Hyo Choi Rice Research Institute of Graduate School Iran, Amol-Iran. Gangneung-Wonju National University Gangneung, Dr. Agricola Odoi Gangwondo 210- University of Tennessee, 702, Korea. TN., USA. Dr. MATIYAR RAHAMAN KHAN Prof. Horst Kaiser AICRP (Nematode), Directorate of Department of Ichthyology and Fisheries Science Research, Bidhan Chandra Krishi Rhodes University, PO Box Viswavidyalaya, P.O. Kalyani, Nadia, PIN- 94, South Africa. 741235, West Bengal. India. Prof. Xingkai Xu Institute of Atmospheric Physics, Prof. Hamid AIT-AMAR Chinese Academy of University of Science and Technology, Sciences, Beijing 100029, Houari Bouemdiene, B.P. 32, 16111 EL-Alia, China. Algiers, Algeria. Dr. Agele, Samuel Ohikhena Department of Crop, Soil and Pest Prof. Sheikh Raisuddin Management, Federal University of Department of Medical Elementology and Technology Toxicology,Jamia Hamdard (Hamdard University) PMB 704, New Akure, Delhi, Nigeria. India. Dr. E.M. Aregheore Prof. Ahmad Arzani The University of the South Pacific, Department of Agronomy and Plant Breeding School of Agriculture and Food Technology College of Agriculture Alafua Campus, Isfahan University of Technology Apia, SAMOA Isfahan-84156, Iran. Dr. Mohamed A. Dawoud Editorial Board Water Resources Department, Terrestrial Environment Research Centre, Dr. Bradley G Fritz Environmental Research and Wildlife Development Agency Research Scientist, (ERWDA), Environmental Technology Division, P. O. Box 45553, Battelle, Pacific Northwest National Laboratory, Abu Dhabi, 902 Battelle Blvd., Richland, United Arab Emirates. Washington, USA. Dr. Phillip Retief Celliers Dept. Agriculture and Game Management, Dr. Almut Gerhardt LimCo PO BOX 77000, NMMU, International, University of PE, 6031, Tuebingen, Germany. South Africa. Dr. Celin Acharya Dr. Rodolfo Ungerfeld Dr. K.S.Krishnan Research Associate (KSKRA), Departamento de Fisiología, Molecular Biology Division, Facultad de Veterinaria, Bhabha Atomic Research Centre (BARC), Lasplaces 1550, Montevideo 11600, Trombay, Mumbai-85, Uruguay. India. Dr. Timothy Smith Dr. Daizy R. Batish Department Stable Cottage, Cuttle Lane, of Botany, Panjab University, Biddestone, Chippenham, Chandigarh, Wiltshire, SN14 7DF. India. UK. Dr. Seyed Mohammad Ali Razavi Dr. E. Nicholas Odongo, University of Ferdowsi, 27 Cole Road, Guelph, Department of Food Science and Technology, Ontario. N1G 4S3 Mashhad, Canada. Iran. Dr. D. K. Singh Dr. Yasemin Kavdir Scientist Irrigation and Drainage Engineering Division, Canakkale Onsekiz Mart University, Central Institute of Agricultural Engineeinrg Department of Soil Sciences, Terzioglu Bhopal- 462038, M.P. Campus 17100 India. Canakkale Turkey. Prof. Hezhong Dong Professor of Agronomy, Prof. Giovanni Dinelli Cotton Research Center, Department of Agroenvironmental Science and Shandong Academy of Agricultural Sciences, Technology Jinan 250100 Viale Fanin 44 40100, Bologna China. Italy. Dr. Ousmane Youm Prof. Huanmin Zhou Assistant Director of Research & Leader, College of Biotechnology at Inner Mongolia Integrated Rice Productions Systems Program Agricultural University, Africa Rice Center (WARDA) 01BP 2031, Inner Mongolia Agricultural University, No. 306# Cotonou, Zhao Wu Da Street, Benin. Hohhot 010018, P. R. China, China. African Journal of A gricultural Research Table of Contents: Volume 11 Number 46, 17 November, 2016 ARTICLES Why is adoption of agroforestry stymied in Zambia? Perspectives from the ground-up 4704 Gillian Kabwe, Hugh Bigsby and Ross Cullen Jatropha curcas performance in intercropping with forages grass and grain crops species 4718 João Alfredo Neto Da Silva, Cesar José Da Silva, Cristiano Márcio Alvez De Souza, Luiz Alberto Staut and Ademar Pereira Serra Evaporation of soil water based on the quantity and uniformity of crop waste distribution in soil superficies 4726 Daiane Cinque Mariano, Paulo Sergio Lourenco de Freitas, Rogerio Teixeira Faria, Roberto Rezende, Rivanildo Dallacort and Andre Luiz Biscaia Ribeiro da Silva Determining and modeling the physical, thermal and aerodynamic properties of Pinto beans with different water contents 4735 Mateus Morais Santos, Ivano Alessandro Devilla, Cristiane Fernandes Lisboa, Pâmella de Carvalho Melo and Arlindo Modesto Antunes Analysis of trend in agricultural services received by farmers in Benue State, Nigeria 4742 Iwuchukwu J. C. and Nwobodo Cynthia E. Physical properties of an Oxisol under different planting and management systems 4749 Elson de Jesus Antunes Júnior and Elton Fialho dos REIS Evaluating land suitability for irrigation purpose in Abaya district, Borena zone, Ethiopia 4754 Temesgen Kebede and Yonas Ademe Effect of different container volumes and concentration of the controlled release fertilizer in the production of Eugenia involucrata DC. seedlings 4762 Daniele Guarienti Rorato, Maristela Machado Araujo, Adriana Falcão Dutra, Felipe Turchetto, Álvaro Luís Pasquetti Berghetti and Patrícia Mieth Electric energy consumption and economic feasibility of led lighting system in broiler house 4768 Solles Augusto Rovaris, Jair Antonio Cruz Siqueira, Carlos Eduardo Camargo Nogueira, Samuel Nelson Melegari de Souza, Andrei Antonio Mondardo, Reginaldo Ferreira Santos, Claudinei de Almeida, Glaucio José Gomes and Amauri Massochin African Journal of Agricultural Research Table of Contents: Volume 11 Number 46, 17 November, 2016 ARTICLES Effects of different tillage systems and plant densities in corn silage yield 4774 Masoud Mohseni and Mohammad Hossein Haddadi Growth of eucalyptus seedlings irrigated with different wastewaters 4779 Joiran Luiz Magalhães, Gustavo André Simon, June Faria Scherrer Menezes, Arthur Almeida Rodrigues, Uilter Sousa Azambuja, Douglas Almeida Rodrigues and Antônio Carlos Saraiva da Costa Characteristics of soils under seasonally flooded wetlands (oshanas) in north-central Namibia 4786 Yoshinori Watanabe, Fisseha Itanna, Yuichiro Fujioka, Ausiku Petrus and Morio Iijima Improved production systems for common bean on Phaeozem soil in South-Central Uganda 4796 Lance H. Goettsch, Andrew W. Lenssen, Russell S. Yost, Ebby S. Luvaga, Onesmus Semalulu, Moses Tenywa and Robert E. Mazur Sweet potato cultivars grown and harvested at different times in semiarid Brazil 4810 José Ricardo Tavares de Albuquerque, Rayanne Maria Paula Ribeiro, Luiz Aurélio Freitas Pereira, Aurélio Paes Barros Júnior, Lindomar Maria da Silveira, Manoel Galdino dos Santos, Almir Rogério Evangelista de Souza, Hamurábi Anizio Lins and Francisco Bezerra Neto Traps to capture fruit fly Ceratitis capitata Wiedemann (Diptera: Tephritidae) 4819 Mileny dos Santos de Souza, Robério de Oliveira, Matheus de Andrade Borba, Jacinto de Luna Batista, Gilmar da Silva Nunes, Gemerson Machado de Oliveira and Izabela Nunes do Nascimento Vol. 11(46), pp. 4704-4717, 17 November, 2016 DOI: 10.5897/AJAR2016.10952 Article Number: F2E33CD61705 African Journal of Agricultural ISSN 1991-637X Copyright ©2016 Research Author(s) retain the copyright of this article http://www.academicjournals.org/AJAR Full Length Research Paper Why is adoption of agroforestry stymied in Zambia? Perspectives from the ground-up Gillian Kabwe1*, Hugh Bigsby2 and Ross Cullen2 1Department of Plant and Environmental Sciences, School of Natural Resources, Copperbelt University, P. O. Box 21692,