DrHarunIreriGitari

Position: Lecturer
Title/Qualifications: PhD
Department: Agricultural Science and Technology
Contact Address: P.O. Box 43844 , 00100 Nairobi
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Publications

  • Parecido RJ, Soratto RP, Guidorizzi FVC, Perdoná MJ, Gitari HI. (2022). Soil application of silicon enhance initial growth and nitrogen-use efficiency of Arabica coffee plants. Journal of Plant Nutrition. In Press.

  • Parecido RJ, Soratto RP, Perdoná MJ, Guidorizzi FVC, Gomes GG, Paula RA, Gitari HI. (2021). Limestone increased coffee yield and profitability more than phosphogypsum or their combination. Agronomy Journal. 2021: 1−14. https://doi.org/10.1002/agj2.20712.
  • Raza, MA, Gul H, Wang J, Yasin HS, Qin R, Khalid MHB, Naeem M, Feng LY, Iqbal N, Gitari H, Ahmad S, Battaglia M, Ansar M, Yang F, Yang W. (2021). Land productivity and water use efficiency of maize-soybean strip intercropping systems in semi-arid areas: A case study in Punjab Province, Pakistan. Journal of Cleaner Production. 308, 127282. https://doi.org/10.1016/j.jclepro.2021.127282.
  • Ngugi MM, Gitari HI, Muui C, Gweyi-Onyango JP. (2021). Cadmium mobility, uptake and accumulation in spinach, kale and amaranths vegetables as influence by Silicon fertilization. Bioremediation Journal. https://doi.org/10.1080/10889868.2021.1924111.
  • Ochieng’ IO, Gitari HI, Mochoge B, Rezaei-Chiyaneh E, Gweyi-Onyango JP. (2021). Optimizing maize yield, nitrogen efficacy and grain protein content under different N forms and rates. Journal of Soil Science and Plant Nutrition. https://doi.org/10.1007/s42729-021-00486-0.
  • Otieno MA, Gitari HI, Danga B, Karuma AN (2021). Soil properties and fertility management with respect to Capsicum (Capsicum annuum L.) production in Nairobi Peri-urban Counties. Journal of Soil Science and Plant Nutrition. https://doi.org/10.1007/s42729-021-00655-1.

  • Michelle AO, Gitari HI, Danga B, Raza MA, Kisaka OM, Elbeltagi A, Singh RJ, Soratto RP. (2021). Application of GIS in land evaluation and development of Suitability Map for capsicum production in Nairobi Peri-Urban Counties. Journal of Remote Sensing & GIS 10(6): 290. https://doi.org/10.35248/2469-4134.21.10.290.

  • Nyawade S, Gitari HI, Karanja NN, Gachene CKK, Schulte-Geldermann E, Parker M (2021). Yield and evapotranspiration characteristics of potato-legume intercropping simulated using a dual coefficient approach in a tropical highland. Field Crops Research. 274: https://doi.org/10.1016/j.fcr.2021.108327.

  • Cheptoek RP, Gitari HI, Mochoge B, Kisaka OM, Otieno E, Maitra S, Nasar J, Seleiman MF (2021) Maize productivity, economic returns and phosphorus use efficiency as influenced by lime, Minjingu Rock Phosphate and NPK inorganic fertilizer. International Journal of Bioresource Science 08: 47–60. https://doi.org/10.30954/2347-9655.01.2021.7.

  • Seleiman MF, Aslam MT, Alhammad BA, Hassan MU, Maqbool R, Chattha MU, Khan I, Gitari HI, Uslu OS, Roy R, Battaglia ML. (2021). Salinity Stress in Wheat: Effects, Mechanisms and Management Strategies. Phyton-International Journal of Experimental Botany. https://doi.org/10.32604/phyton.2022.017365.

  • Heydarzadeh S, Gitari H, Rahimi A, Khiavi HK, Hosseinpour A (2021). The physiological properties of lentil (Lens culinaris Medik.) in response to mycorrhizal fungi and phosphate-solubilizing bacterium under irrigation condition. International Journal of Bioresource Science 08:1–14 https://doi.org/10.30954/2347-9655.01.2021.1.

  • Nasar J, Khan W, Khan MZ, Gitari HI, Gbolayori JF, Moussa AA, Mandozai A, Rizwan N, Anwari G, Maroof SM. (2021). Photosynthetic activities and photosynthetic nitrogen use efficiency of maize crop under different planting patterns and nitrogen fertilization. Journal of Soil Science and Plant Nutrition. https://doi.org/10.1007/s42729-021-00520-1.

  • Faridvand S, Rezaei-Chiyaneh E, Battaglia M, Gitari H, Raza MA, Siddique KHM. (2021). Application of bio and chemical fertilizers improves yield, and essential oil quantity and quality of Moldavian balm (Dracocephalum moldavica L.) intercropped with mung bean (Vigna radiata L.). Food and Energy Security. https://doi.org/10.1002/fes3.319.

  • Parecido RJ, Soratto RP, Perdoná MJ, Guidorizzi FVC, Gomes GG, Paula RA, Gitari HI. (2021). Limestone increased coffee yield and profitability more than phosphogypsum or their combination. Agronomy Journal. 2021: 1−14. https://doi.org/10.1002/agj2.20712.

  • Raza, MA, Gul H, Wang J, Yasin HS, Qin R, Khalid MHB, Naeem M, Feng LY, Iqbal N, Gitari H, Ahmad S, Battaglia M, Ansar M, Yang F, Yang W. (2021). Land productivity and water use efficiency of maize-soybean strip intercropping systems in semi-arid areas: A case study in Punjab Province, Pakistan. Journal of Cleaner Production. 308, 127282. https://doi.org/10.1016/j.jclepro.2021.127282.

  • Ngugi MM, Gitari HI, Muui C, Gweyi-Onyango JP. (2021). Cadmium mobility, uptake and accumulation in spinach, kale and amaranths vegetables as influence by Silicon fertilization. Bioremediation Journal. https://doi.org/10.1080/10889868.2021.1924111.

  • Ochieng’ IO, Gitari HI, Mochoge B, Rezaei-Chiyaneh E, Gweyi-Onyango JP. (2021). Optimizing maize yield, nitrogen efficacy and grain protein content under different N forms and rates. Journal of Soil Science and Plant Nutrition. https://doi.org/10.1007/s42729-021-00486-0.

  • Mugo N. James, Karanja NN, Gachene CK, Dittert K, Gitari HI, Schulte-Geldermann E (2021). Response of potato crop to selected nutrients in Central and Eastern highlands of Kenya. Cogent Food & Agriculture. 7: 1898762. https://doi.org/10.1080/23311932.2021.1898762.
  • Panda SK, Panda P, Pramanick B, Shankar T, Praharaj S, Saren BK, Gitari HI, Brahmachari K,  Hossain A, Maitra S (2020). Advantages of Cotton Based Intercropping System: A Review. International Journal of Bioresource Science. 7(2): 5157. https://doi.org/10.30954/2347-9655.02.2020.2.
  • Nduwimana D, Mochoge B, Danga B, Masso C, Maitra S, Gitari H (2020). Optimizing nitrogen use efficiency and maize yield under varying fertilizer rates in Kenya. International Journal of Bioresource Science, 7(2): 6373. https://doi.org/10.30954/2347-9655.02.2020.4
  • Maitra S, Hossain A, Brestic M, Skalicky M, Ondrisik P, Gitari H, Brahmachari K, Shankar T, Bhadra P, Palai JB, Jena J, Bhattacharya U, Duvvada SK, Lalichetti S, Sairam M (2020). Intercropping system – A low input agricultural strategy for food and environmental security. Agronomy. 11(2): 343. https://doi.org/10.3390/agronomy11020343.
  • Hassan MJ, Raza MA, Rehman SU, Ansar M, Gitari H, Khan I, Wajid M, Ahmed M, Shah GA, Peng Y, Li Z (2020). Effect of cadmium toxicity on growth, oxidative damage, antioxidant defense system and cadmium accumulation in two sorghum cultivars. Plants. 9 (11): 1575. https://www.mdpi.com/2223-7747/9/11/1575 
  • Nyawade S, Gitari HI, Karanja NN, Gachene CK, Schulte-Geldermann E, Sharma K, Parker M (2020). Enhancing climate resilience of rain-fed potato through legume intercropping and silicon application. Frontier in Sustainable Food Systems. 4: 566345. https://doi.org/10.3389/fsufs.2020.566345 
  • Gitari HI, Nyawade SO, Kamau S, Karanja NN, Gachene CKK, Raza MA, Maitra S, Schulte- Geldermann E (2020). Revisiting intercropping indices with respect to potato-legume intercropping systems. Field Crops Research. 258: 107957. https://doi.org/10.1016/j.fcr.2020.107957 
  • Nyawade SO, Karanja NN, Gachene CKK, Gitari HI, Schulte-Geldermann E, Parker M (2020). Optimizing soil nitrogen balance in a potato cropping system through legume intercropping. Nutrient Cycling in Agroecosystems. In Press. https://doi.org/10.1007/s10705-020-10054-0.
  •  Gitari HI, Shadrack N, Kamau S, Gachene CKK, Karanja NN, Schulte-Geldermann E (2020). Agronomic assessment of phosphorus efficacy for potato (Solanum tuberosum L) under legume intercrops. Journal of Plant Nutrition. 43 (6): 864–878. https://doi.org/10.1080/01904167.2019.1702202.
  • Gitari HI, Nyawade SO, Kamau S, Gachene CKK, Karanja NN, Schulte-Geldermann E (2019). Increasing potato equivalent yield increases returns to investment under potato-legume intercropping systems. Open Agriculture. 4: 623–629. https://doi.org/10.1515/opag-2019-0062.
  • Nyawade SO, Karanja NN, Gachene CKK, Gitari HI, Schulte-Geldermann E, Parker M (2019). Intercropping Optimizes Soil Temperature and Increases Crop Water Productivity and Radiation Use Efficiency of Rainfed Potato. American Journal of Potato Research, 96 (5): 457–471. http://dx.doi.org/10.1007/s12230-019-09737-4.
  • Nyawade SO, Gachene CKK, Karanja NN, Gitari HI, Schulte-Geldermann E, Parker M  (2019). Controlling soil erosion in smallholder potato farming systems using legume intercrops. Geoderma Regional, 17 e00225. https://doi.org/10.1016/j.geodrs.2019.e00225.
  • Nyawade SO, Karanja NN, Gachene CKK, Gitari HI, Schulte-Geldermann E, Parker ML (2019). Short-term dynamics of soil organic matter fractions and microbial activity in smallholder legume intercropping systems. Applied Soil Ecology. 142: 123–135. https://doi.org/10.1016/j.apsoil.2019.04.015.
  • Gitari HI, Gachene CKK, Karanja NN, Kamau S, Nyawade S, Schulte-Geldermann E (2019). Potato-legume intercropping on a sloping terrain and its effects on soil physico-chemical properties. Plant and Soil. 438: 447–460. https://doi.org/10.1007/s11104-019-04036-7.
  • Gitari HI, Gachene CKK, Karanja NN, Kamau S, Nyawade S, Sharma K, Schulte-Geldermann E (2018). Optimizing yield and economic returns of rain-fed potato (Solanum tuberosum L.) through water conservation under potato-legume intercropping systems. Agricultural Water Management. 208: 59–66. https://doi.org/10.1016/j.agwat.2018.06.005.
  • Gitari HI, Karanja NN, Gachene CKK, Kamau S, Sharma K, Schulte-Geldermann E (2018). Nitrogen and phosphorous uptake by potato (Solanum tuberosum L.) and their use efficiency under potato-legume intercropping systems. Field Crops Research. 222: 78–84. https://doi.org/10.1016/j.fcr.2018.03.019.
  • Gitari HI, Mochoge BE, Danga BO (2015). Effect of Lime and Goat Manure on Soil Acidity and Maize (Zea mays) Growth Parameters at Kavutiri, Embu County - Central Kenya. Journal of Soil Science and Environmental Management. 6: 275–283. https://academicjournals.org/journal/JSSEM/article-abstract/FA9BA8255355.

Conference Papers

  1. Gitari H, Kamau S, Nyawade S (2020). Crop water productivity and economic return of rain fed potato-legume intercropping systems. Book of Abstracts. GEA International (Geo Eco-Eco Agro) Online Conference, May 28–31, 2020. Podgorica, Montenegro. Online presentation.
  2. Nyawade S, Gitari H, Kamau S, (2020). Silicon exerts additive effects on phosphorus acquisition by potato intercropped with chickpea. Book of Abstracts. GEA International (Geo Eco-Eco Agro) Online Conference, May 28–31, 2020. Podgorica, Montenegro.
  3. Gitari H, Nyawade S (2020). Spatial variability of soil properties in a 2-year field cultivated with potato-legume intercrops. Book of Abstracts. GEA International (Geo Eco-Eco Agro) Online Conference, May 28–31, 2020. Podgorica, Montenegro.
  4. Nyawade S, Gitari H (2020). Unlocking legume intercropping technology in smallholder potato farming systems for climate change adaptation. Book of Abstracts. GEA International (Geo Eco-Eco Agro) Online Conference, May 28–31, 2020. Podgorica, Montenegro.
  5. Gitari HI, Karanja NN, Gachene CKK, Nyawade SO, Kamau S, Schulte-Geldermann E (2019). Assessing profitability of fertilizer use in potato-legume intercropping systems. AGRO 2019 Conference, October 22–24, 2019. Nairobi, Kenya.
  6. Nyawade S, Karanja N, Gachene C, Gitari H, Kamau S, Atieno E, Sharma K, Schulte-Geldermann Parker M (2019). Soil and water conservation and nutrient use efficiencies in smallholder potato-legume intercropping systems. Eleventh triennial African Potato Association (APA) Conference, August 25–29, 2019. Kigali, Rwanda.
  7. Nyawade OS, Gitari HI, Karanja NN, Gachene CKK, Schulte-Geldermann, Parker M (2018). Intercropping potato with grain legumes for enhanced productivity and climate change adaptation in smallholder farms, Regional Universities Forum for Capacity Building in Agriculture (RUFORUM) Biennial Conference, October 22-26, 2018. Nairobi, Kenya. 17: 377–381.
  8. Gitari HI, Gachene CKK, Karanja NN, Schulte-Geldermann E (2017). Water use efficiency and yield of potato in potato-legume based intercropping systems in a semi- humid region, Kenya. Twentieth European Association for Potato Research (EAPR) Conference, July 9–14, 2017.Versailles, France.
  9. Gitari HI, Gachene CKK, Karanja NN, Schulte-Geldermann, E (2016). Effect of legume cover crops on potato (Solanum tuberosum L.) water use efficiency and yield. Tenth Triennial African Potato Association (APA) Conference, October 9–13, 2016. Addis Ababa, Ethiopia.
  10. Gitari HI, Gachene CKK, Karanja NN, Schulte-Geldermann E (2016). Evaluation of potato (Solanum tuberosum ) nutrient use efficiency under legume intercropping systems. Annual Tropical and Subtropical Agricultural and Natural Resource Management (TROPENTAG) Conference, September 18–21, 2016. Vienna, Austria.