Dr. Joyce J. Lelei Ndemo, PhD

Dr. Joyce J. Lelei Ndemo, PhD

Normal 0 false false false EN-US X-NONE X-NONE Senior Lecturer Soil Sciences

Faculty of Agriculture,

Department of Crops, Horticulture and Soils,

Egerton University

P. O. Box 536, 20115 Egerton, Kenya

Mobile: +254 - 722 557 037

Email: This e-mail address is being protected from spambots. You need JavaScript enabled to view it OR This e-mail address is being protected from spambots. You need JavaScript enabled to view it

EDUCATION

2004

Ph.D., Soil Science

BOKU , Austria

1999

Master of Science., Soil Science

Egerton University, Kenya

1995

B.Sc. Agriculture

Egerton University, Kenya

FIELD OF SPECIALIZATION

Soil Fertility Management / Soil Biology

WORK EXPERIENCE

April 2009 - Present

Senior Lecturer, CHS Department

2005-2009

Lecturer, Department of Crops, Horticulture and Soils, Egerton University.

1999-2005

Assistant lecturer, Egerton University

1996-1999

Teaching Assistant, Egerton University

KEY RESEARCH PROJECTS

2009-

Response of Maize to Soil Amendments in Acid Soils of the Central Rift Valley province of Kenya (2009). Funded by Egerton University Internal Fund.

2010

Mobilization of phosphorus from Minjingu Rock Phosphate by white lupin (Lupinus albus). (2010) Funded by NCST

2011

Enhancing the release of P from rock phosphate using chickpea and white lupin. (2011) .Funded by RUFORUM

RECENT SELECTED PUBLICATIONS

I

R.N. Onwonga, J. J. Lelei and j. Macharia. 2013. Comparative effects of soil amendments on phosphorus use and agronomic efficiencies of two hybrid maize in acidic soils of Molo county, Kenya. Accepted for Publication. Journal of Agricultural Sciences

II

R.N. Onwonga, J. J. Lelei and B. Mochoge. 2010. Mineral Nitrogen and Microbial Biomass Dynamics under Different Acid Soil Management Practices for Maize Production. J. of Agric. Sci. Vol. 2, (1). pp 16-30.

III

Onwonga R. N., Lelei J. J., Freyer B., Friedel J. K. and Mwonga S. M. 2010. Short rain season fallow: window of opportunity for integrating improved fallow legumes into the farming system of Molo District, Kenya . Journal of Agricultural and Biological Science. Vol. 5 No. 2

IV

J.J. Lelei, R.N. Onwonga and B. Freyer. 2009. Organic based nutrient management strategies: Effect on soil nutrient availability and maize (Zea mays L.) performance in Njoro, Kenya. African Journal of Agricultural Research Vol 4 (2). Pp 092 – 099.

V

R.N. Onwonga, J.J. Lelei, B. Freyer, J.K. Friedel, S.M. Mwonga and P. Wandahwa. 2008. Low cost techniques for enhancing N and P availability and maize (Zea mays L.) performance on acid soils. World Journal of Agricultural Sciences 4 (S): 862-873.

VI

Lelei, J.J., Onwonga, R.N. and Mochoge, B.O. 2006. Interactive effects of lime, manure, N and P fertilizers on maize (Zea mays L.) yield and N and P uptake in an acid mollic Andosol of Molo Kenya. Egerton Journal: Science and Technology series. Volume VI. No. 1. pp 141-156

VII

Lelei, J.J., Mochoge, B.E. and Onwonga, R.N. 2000. Effect of lime, urea and triple superphosphate on nitrogen and phosphorus mineralization in an acid soil during incubation. African Crop Science Journal. Volume 8. No. 3. pp 329-338.

RESEARCH INTERESTS

Soil fertility management using low cost technologies

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