Vol 52 (2019)

Table of Contents

Articles

Journal coverpage	PDF
Journal Editor

Review on Opportunities of Developing Biotechnology in Animal Feed Improvement and Major Constraints Hinder Biotechnology in Developing Countries	PDF
Nebi Husein	1-9

Simulation of Optimal Harvesting of Three Species Ecological Model with Closed Interval of Biological Parameter using by using First Order Nonlinear Ordinary Differential Equations	PDF
Tadesse Lamessa Edae	10-26

Response of Head Cabbage (Brassica Oleracea L.) to Different Rates of Inorganic Nitrogen Fertilizer and Farmyard Manure at Bore, Southern Oromia, Ethiopia	PDF
Solomon Teshome	27-45

Assessment of Farmers’ Perception on the Role of Agroforestry in Improving the Livelihood of the Rural Farming House Holds: The Case of Bedelle District. Oromia, Ethiopia	PDF
Zenebe Reta	46-52

Value Chain Analysis of Head Cabbage: The Case of Kofele and Kore Districts in West Arsi Zone, Oromia National Regional State, Ethiopia	PDF
Beriso Bati	53-62

Physical Quality Characteristics of Potato (Solanum tuberosum L.) Tubers as Influenced by Cultivar and Plant Spacing in Eastern Ethiopia	PDF
Birhanu Tsegaye	63-68

Consumption Rates of Invasive Freshwater Gastropod Pomacea Canaliculata on Aquatic Plants from Shatt Al-Arab River, Basra, Iraq	PDF
Anfas N. Ukash, Khaled Kh Al-Khafaji, Rafid M. Karim	69-73

 

Paper submission email: JAAS@iiste.org

ISSN 2409-6938