Alemayehu Chala

Hawassa University
Plant and Horticultural Science
Hawassa Ethiopia Email: alemayehuchala@yahoo.com

Papers:
5:00 PM, Duke Energy Convention Center, Exhibit Hall AB, Level 1 234-5 Effects of Treating Animal Bones with Coffee Wastewater On Crop Growth and Phosphorus Nutrition in Clay and Loam Soils of Ethiopia.