Prof. Fredrick M. Njoka Publications

Publications in Journals:

1. Wafula, J. N., Mugendi, F. N., Nthakanio, P. N., Mosioma, J. O., & Onyari, C. N. (2022). Effects of Variety, Spacing and Nitrogen Application on Chickpea (Cicer arietinum) Growth and Yield in Embu County, Kenya.
2. Wafula, J. K., Njoka, F. M., Nthakanio, P. N., Mosioma, J. O., Mukono, S. T., & Onyari, C. A. (2021). Nodulation and protein content of selected chickpea varieties as impacted by spacing and n-fertiliser rates in Eastern Kenya. African Journal of Agricultural Research, 17(6), 882-895.
3. Tubei, E. J., Njoka, F. M., Ombori, O. Njau, P.N. (2018). Introgression of Stem Rust Resistance into Popular Kenyan Wheat Varieties to Improve Production Journal of Advances in Biology & Biotechnology, Vol 17, Issue 1 pp 1-11. ISSN: 2394-1081
4. Tubei, E. J., Omwoyo, O., Njau, P.N., Njoka F.M. (2017). Determination of Stem Rust Ug99 Disease Severity in Selected Wheat Backcrosses in Kenya. Journal of Agriculture and Veterinary Science Volume 10, Issue 5 Ver. I May. 2017), PP 66-71
5. Njoka, F.M., Kariuki J.M. (2017). Agronomic Performance of Single Crosses of Maize in Kiambu and Embu Counties of Kenya. Journal of Applied Life Sciences International. Vol 2(1): 1-8, 2017; Article no.JALSI.30932 ISSN: 2394-1103
6. Manene, D. W., Njoka, F.M.. (2017) Determination of Post Striga Attachment Resistance in Selected Resistant Sorghum Lines in Kenya. Journal of Global Agriculture and Ecology Volume 7, Issue 1: 36-42, 2017.
7. Njoka, F.M., Margaret, O., Omondi, C., Kathurima, E. (2017). Pathogenicity of Colletotrichum kahawae in Kenya. International Journal of Science and Research (IJSR) Volume 6, Issue 5, 491-494,  2017.
8. Kiranga, N. A, Njoka, F.M., Nderito, C. W. (2017) Physiological and Agronomic Performance of Domesticated and Wild Cotton Germplasm from Selected Regions of Kenya. Journal of Applied Life Sciences International Volume 11, Issue 3: 1-7, 2017.
9. Kariuki, J.M, M. Njoka, Leley, P. K., Manene, D. W. (2016). Combining Ability of Inbred Lines of Maize (Zea mays) in Kiambu and Embu Counties, Kenya.
   International Journal of Plant & Soil Science 12(4): 1-8
10. Kithure, R. K., Muchugi, A., Jamnadass, R., Njoka, F.M., Mwaura, L. (2015). Genetic diversity of Faidherbia albida (Del.) A. Chev accessions held at the World Agroforestry Centre. Journal of Forests, Trees and Livelihoods Vol (1): 1-12.
11. Sande F. O., Njoka F. M., Mgutu J. A., Anami E. A. (2014) Screening for water deficit tolerance, relative growth analysis and Agrobacterium-infectivity
    in Tropical maize (Zea mays). inbred lines in Nairobi. International Journal of Life Sciences Research Vol. 2 (4): 218-224.
12. Melil K. Charles, Njoka M. Fredrick, Ombakho A. George, Omari M. Odongo (2013). Genetic variability analysis for growth and yield parameters in double cross maize (Zea mays L.) genotypes in Kitale county of Kenya; Journal of Plant Breeding and Genetics, Volume1.
13. Grace K., Njoka F. M. (2013) Identifying morpho-physiological characteristics associated with drought tolerance in selected Chickpea germplasms in Nakuru and Baringo Counties, Kenya. Agriculture Science Developments (11): 106-115.

Books/Book Chapters Published

• 2.10.70 Name: Agricultural Sector Development Support Programme (ASDSP) report (Volume 1).
• 2.10.71 Year of publication: 2014
• 2.10.72 Authors: Ministry of Agriculture, Livestock and Fisheries
• 2.10.73 Title: Household Baseline Survey Report, Embu County.
• 2.10.70 Name: Plant Breeding reference materials
• 2.10.71 Year of publication: 2015
• 2.10.72 Authors: Fredrick M. Njoka
• 2.10.73 Title: Introduction to Plant Breeding: For Agriculture and Biology students in Universities and Tertiary Institutions.
• 2.10.70 Name: Cell Biology reference materials
• 2.10.71 Year of publication: 2014
• 2.10.72 Authors: Fredrick M. Njoka
• 2.10.73 Title: Cell Biology and Genetics