1. Department of Plant Science, Dilla University, Dilla, Ethiopia
2. Department of Soil Science & Agricultural Chemistry, University of Agricultural & Horticultural Sciences, Shivamogga, India
3. Department of Agricultural Microbiology, University of Agricultural & Horticultural Sciences, Shivamogga, India
4. Department of Agricultural Statistics, University of Agricultural & Horticultural Sciences, Shivamogga, India