Original Article

Nitrogen Rates Affect the Growth and Yield of Pearl Millet and Sorghum in Kiambu and Bomet Counties, Kenya

Year: 2026 | Month: June | Volume 13 | Issue 1

Drusilla Cherono Mwende Ngie James Mutegi and Joseph Gweyi-Onyango

References (57)

1.Abera, K., Tana, T. and Takele, A. 2020. Effect of Rates and Time of Nitrogen Fertilizer Application on Yield and Yield Components of Sorghum [Sorghum bicolor (L.) Moench] at Raya Valley, Northern Ethiopia. Int. J. Plant Breed Crop Sci., 7(1): 598–612.

View at Google Scholar

2.Aboelgoud, Sh. and Ragab, M. 2021. Performance of Two Fodder Pearl Millet Varieties under Different Seeding and Nitrogen Fertilizer Rates, J. Plant Prod., 12(10).

View at Google Scholar

3.Alhammad, B.A., Mohamed, A., Raza, M.A., Ngie, M., Seleiman, M.F. and Wasonga, D.O. 2023. Optimizing productivity of Buffel and Sudan grasses using optimal nitrogen fertilizer application under arid conditions. Agron., 13(8): 2146.

View at Google Scholar

4.Ali, A., Jabeen, N., Farruhbek, R., Chachar, Z., Laghari, A., Chachar, S., Ahmed, N., Ahmed, S. and Yang, Z. 2025. Enhancing nitrogen use efficiency in agriculture by integrating agronomic practices and genetic advances. Front. Plant Sci., 16: 1543714.

View at Google Scholar

5.Ayub, M., Athar, M., Tahir, M., Ibrahim, M. and Aslam, M.N. 2009. Effect of nitrogen application and harvesting intervals on forage yield and quality of pearl millet (Pennisetum americanum L). Pak. J. Life Soc. Sci., 7(2): 185–189.

View at Google Scholar

6.Banerjee, P. and Maitra, S. 2020. The role of small millets as functional food to combat malnutrition in developing countries. Indian J. Nat. Sci., 10: 20412-20417.

View at Google Scholar

7.Batista, P.S.C., Carvalho, A.J., Portugal, A.F., E.A. Bastos, E.A., Cardoso, M.J., Torres, L.G., Mingote, Júlio, M.P. and de Menezes, C.B. 2019. Selection of sorghum for drought tolerance in a semiarid environment Genetics and molecular research, 18(1).

View at Google Scholar

8.Blummela, M., Zerbinib, E., Reddyc, B.V.S., Hashc, C.T., Bidingerc, F. and Khan, A.A. 2003. Improving the production and utilization of sorghum and pearl millet as livestock feed: progress towards dual-purpose genotype. Field Crops Res., 84: 143–158

View at Google Scholar

9.Chaturvedi, P., Govindaraj, M., Govindan, V. and Weckwerth, W. 2022. Editorial: Sorghum and Pearl Millet as Climate Resilient Crops for Food and Nutrition Security. Front. Plant Sci., 13: 851970.

View at Google Scholar

10.Chiang, F., Mazdiyasni, O. and Agha Kouchak, A. (2021). Evidence of anthropogenic impacts on global drought frequency, duration, and intensity. Nat. Commun., 12: 2754.

View at Google Scholar

11.Das, S., Maitra, S., Lalichetti, S., Guchhait, D., Masina, S., Ray, S. and Bochalya, R.S. 2026. Optimizing nitrogen application strategies using nano urea for improving growth, yield and nitrogen use efficiency of pearl millet (Pennisetum glaucum). J. Appl. Biol. Biotech.

View at Google Scholar

12.Das, S., Maitra, S., Sagar, L., Balaji, M., Pavan, A., Sairam, M. and Bochalya, R.S. 2025. Effect of split nitrogen application on yield attributes and grain yield of pearl millet (Pennisetum glaucum L.). Crop Res., 60: 12-17.

View at Google Scholar

13.Du, M., Zhang, W., Gao, J., Liu, M., Zhou, Y., He, D., Zhao, Y. and Liu, S. 2022. Improvement of root characteristics due to nitrogen, phosphorus, and potassium interactions increases rice (Oryza sativa L.) yield and nitrogen use efficiency. Agronomy, 12(1).

View at Google Scholar

14.El-tilib, A.Ma., Hag, T.E.M., Karim, A.H.E.L. and Ali, S.A.M. 2006. Effect of nitrogen and phosphatic fertilizers on performance of rainfall pearl millet grown on clay loam soil. Arab Univ. J. Agric. Sci., 14(1): 195–203.

View at Google Scholar

15.Fathi, A. and Zeidali, E. 2022. Effect of Tillage Methods and Nitrogen Levels on Seed Yield, Weed Traits, and Nitrogen Use Efficiencies of Maize (Zea mays). In Research on Crop Ecophysiology, 17: 2.

View at Google Scholar

16.Gumo, P., Sakha, M., Otieno, E.O., Wambua, J.M., Ishmael, K. and Gweyi-Onyango, J. 2025. Sorghum Varieties Invariably Show Improved Water Use Efficiency Coupled with Morpho-physiological Characters Under Limiting Water Conditions. Int. J. Exp. Res. Rev., 49: 126–139.

View at Google Scholar

17.He, X., Zhu, H., Shi, A. and Wang, X. 2024. Optimizing Nitrogen Fertilizer Management Enhances Rice Yield, Dry Matter, and Nitrogen Use Efficiency. Agron., 14(5).

View at Google Scholar

18.Jahan, A., Islam, A., Sarkar, M.I.U., Iqbal, M., Ahmed, M.N. and Islam, M.R. 2022. Nitrogen response of two high yielding rice varieties as influenced by nitrogen levels and growing seasons. Geol Ecol Landscapes, 6(1): 24–31.

View at Google Scholar

19.Jakhar, G.R., Golada, S.L. and Sadhu, A.C. 2011. Influence of levels and time of application of nitrogen on Growth, yield, and nitrogen uptake by pearl millet during summer. Madras Agric. J., 98(10-12): 347–349.

View at Google Scholar

20.Joshi, M.P., Patel, H.A., Joshi, M.P., Virdia, H.M. and Patel, H.A. 2020. Effect of nutrient practices on performance and quality of rabi green gram (Vigna radiata L.)-pearl millet (Pennisetum glaucum L.) cropping sequence. J. Pharm. Phytochem., 9(5): 2060–2064.

View at Google Scholar

21.Keller, A.B., Walter, C.A., Blumenthal, D.M., Borer, E.T., Collins, S.L., DeLancey, L.C., Fay, P.A., Hofmockel, K.S., Knops, J.M.H., Leakey, A.D.B., Mayes, M.A., Seabloom, E.W. and Hobbie, S.E. 2023. Stronger fertilization effects on aboveground versus belowground plant properties across nine U.S. grasslands. Ecol., 104(2): 3891.

View at Google Scholar

22.Khan, Z., Nauman Khan, M., Luo, T., Zhang, K., Zhu, K., Rana, M.S., Hu, L. and Jiang, Y. 2021. Compensation of high nitrogen toxicity and nitrogen deficiency with biochar amendment through enhancement of soil fertility and nitrogen use efficiency promoted rice growth and yield. GCB Bioenergy, 13(11): 1765–1784.

View at Google Scholar

23.Krishna, T.G., Maitra, S., Sairam, M., Maheswari, N., Hemasree, K.R. and Ray, S. 2024. Precision nutrient management and plant stand influence the growth and productivity of maize under North Eastern Ghat Region of Odisha, India. Int. J. Bioresour. Sci., 11: 191-204.

View at Google Scholar

24.Kumar, R., Pareek, N.K., Kumar, U., Javed, T., Al-Huqail, A.A., Rathore, V.S., Nangia, V., Choudhary, A., Nanda, G., Ali, H.M., Siddiqui, M.H., Youesf, A.F., Telesi?ski, A. and Kalaji, H.M. 2022. Coupling Effects of Nitrogen and Irrigation Levels on Growth Attributes, Nitrogen Use Efficiency, and Economics of Cotton. Front. Plant Sci., 13: 890181.

View at Google Scholar

25.Luo, L., Zhang, Y. and Xu, G. 2020. How does nitrogen shape plant architecture? J. Exp. Bot., 71(15): 4415–4427.

View at Google Scholar

26.Maheswari, N., Maitra, S., Sairam, M., Ray, S., Sagar, L., Santosh, D.T. and Gaikwad, D.J. 2025. Impact of real time nitrogen management on the performance of maize cowpea intercropping system. Crop Res., 60: 139-146.

View at Google Scholar

27.Maitra, S., Shankar, T., Hossain, A., Sairam, M., Sagar, L., Sahoo, U., Gaikward, D.J. and Pramanick, B. 2024. Climate-Smart Millets Production in Future for Food and Nutritional Security. In: Sheraz, M.S., Singh, R., Dhekale, B. (Eds). Adapting to Climate Change in Agriculture- Theories and Practices. Springer, Cham., pp. 11–41.

View at Google Scholar

28.Majeed, Y., Fiaz, S., Teng, W., Rasheed, A., Gillani, S.F.A. and Zhu, X. 2023. Evaluation of twenty genotypes of wheat (Triticum aestivum L.) grown under heat stress during germination stage. Notulae Botanicae Horti Agrobotanici Cluj-Napoca., 51(2): 13207.

View at Google Scholar

29.Masso, C., Gweyi-Onyango, J., Luoga, H.P., Yemefack, M. and Vanlauwe, B.A. 2024. Review on Nitrogen Flows and Obstacles to Sustainable Nitrogen Management within the Lake Victoria Basin, East Africa. Sustain., 16: 4816.

View at Google Scholar

30.Melak, E., Sebnie, W., Esubalew, T., Lamesgn, H., Abera, M. and Asmelie, T. 2024. Response of tef yield and yield components to nitrogen and phosphorus fertilizers. PLoS ONE, 19(3): 299861.

View at Google Scholar

31.Munda, C.W., Secchi, S., Akamani, K. and Wang, G. 2019. A Regional Comparison of Factors Affecting Global Sorghum Production: The Case of North America, Asia and Africa’s Sahel. Sustain., 11: 2135.

View at Google Scholar

32.Nasar, J., Liu, J., Qin, J., Tang, L. and Zhao, Q. 2025. Indica- Japonica rice intercropping enhances rice productivity by efficiently utilizing the resources. BMC Plant Biol., 25: 1259.

View at Google Scholar

33.Njinju, S.M., Gweyi, J. and Mayoli, R.N. 2022. Sorghum Production Challenges in Drought Areas of Siaya and Baringo Counties, Kenya. East Afr. Agric. For. J., 8(2): 11-18.

View at Google Scholar

34.Otieno, M.A., Danga, B. and Karuma, A.N. 2022. Soil properties and fertility management with respect to Capsicum (Capsicum annuum L.) production in Nairobi Peri-urban Counties. J. Soil Sci. Plant Nut., 22: 374–392.

View at Google Scholar

35.Pandey, R.K., Maranville, J.W. and Bako, Y. 2001. Nitrogen fertilizer response and use efficiency for three cereal crops in Niger. Comm. Soil Sci Plant Anal., 32(9-10): 1465–1482.

View at Google Scholar

36.Pathan, S.H., Bhilare, R.L. and Damame, S.V. 2010. Seed yield of forage pearl millet varieties as influenced by nitrogen levels under rainfed condition. J. Maharashtra Agric. Univ., 35(2): 306–308.

View at Google Scholar

37.Pradhan, P., Sairam, M., Ray, S., Sagar, L. and Maitra, S. 2026. Influence of real time nitrogen management and optimisation of phosphorus and potassium on productivity of grain sorghum in South Odisha. Plant Sci. Today, 13(sp2): 1-7.

View at Google Scholar

38.Puri, K.P. and Tiwana, U.S. 2005. Response of pearl millet varieties to nitrogen levels under irrigated conditions. Range Manage Agro Forest, 26(2): 124–126.

View at Google Scholar

39.Randy, M.E., Alenazi, M.M., Muui, C., Muindi, E.M., Maitra, S., Alotaibi, M., Ali, N. and Seleiman, M.F. 2026. Combined Effects of Organic and Inorganic Fertilizer Sources on Nutrient (N, P, and K) Use Efficiency of Potato (Solanum tuberosum L.). Potato Research, 69(5).

View at Google Scholar

40.Ranjan, S., Padhan, S.R., Kumar, S. and Sadhu, S. 2025. Impact of Climate Change and Abiotic Stresses on Food Crop Production. In: Pramanick, B., Singh, S.V., Maitra, S., Celletti, S., Hossain, A. (Eds) Climate-Smart Agricultural Technologies. Sustainability Sciences in Asia and Africa. Springer, Singapore.

View at Google Scholar

41.Ray, S., Hemasree, K.R., Maheswari, N., Maity, B. and Sairam, M. 2025. Optical sensing and site-specific nutrient management for sustainable precision agriculture. International Journal of Bioresource Science, 12(1): 135–146.

View at Google Scholar

42.Sagar, M., Praharaj, S., Hossain, A. and Shankar, T. 2022. Small Millets: The Next-Generation Smart Crops in the Modern Era of Climate Change. In: Pudake, R.N., Solanke, A.U., Sevanthi, A.M., Rajendrakumar, P. (Eds) Omics of Climate Resilient Small Millets. Springer, Singapore, pp. 1–25.

View at Google Scholar

43.Sagar, M., Shankar, T., Hossain, A., Sairam, M., Sagar, L., Sahoo, U., Gaikward, D.J., Pramanick, B., Mandal, T.K. and Sarkar, S. 2024. Climate-Smart Millets Production in Future for Food and Nutritional Security. In: Sheraz, M.S., Singh, R., Dhekale, B. (Eds). Adapting to Climate Change in Agriculture-Theories and Practices. Springer, Cham., pp. 11–41.

View at Google Scholar

44.Sairam, M., Maitra, S., Sagar, L., Biswas, T., Bárek, V., Brestic, M. and Hossain, A. 2025. Application of precision nutrient tools for the optimization of fertilizer requirements and assessment of the growth and productivity of maize (Zea mays L.) in the northeastern Ghat of India. J. Agric. Food Res., 21: 101958.

View at Google Scholar

45.Santosh, D.T., Debnath, S., Maitra, S., Sairam, M., Sagar, L., Hossain, A. and Moulick, D. 2024. Alleviation of climate catastrophe in agriculture through adoption of climate smart technologies. In: Chatterjee, U., Shaw, R., Kumar, S., Raj, A.D. and Das, S. (Ed.), Climate Crisis: Adaptive Approaches and Sustainability. Springer Nature, Switzerland, pp. 307-332.

View at Google Scholar

46.Schulte-Uebbing, L.F., Beusen, A.H.W., Bouwman, A.F. and de Vries, W. 2022. From planetary to regional boundaries for agricultural nitrogen pollution. Nat., 610: 507–512.

View at Google Scholar

47.Seleiman, M.F., Ahmad, A., Alotaibi, M., Al-Saif, A.M. and Ranjan, S. 2025. High-Throughput Metabolomics for Studying Plant Stress Physiology under a Changing Climate. In: Chen, J. (Ed). High Throughput Plant Metabolomics. CAB International: Wallingford, UK. 11: 114–131.

View at Google Scholar

48.Shah, K.A., Balodariya, K.K., Patel, N.N., Salunkhe, S. and Kendra, K.V. 2022. effect of varieties, fym and nitrogen levels on growth, yield and quality of summer fodder pearl millet (Pennisetum glaucum.) under south gujarat conditions. Forage Res., 48: 1.

View at Google Scholar

49.Sharma, P., Roy, M., Deka, S.D., Sharma, K.K., Barua, P.K., Sow, S. and Ranjan, S. 2026. Millets: A Promising Small- Grain Crop for Ensuring Nutritional Food Security in the Era of Climate Change. In: Kumar, S., Ranjan, S., Sow, S., Padhan, S.R., Roy, D.K. (Eds). Climate-Resilient Agriculture for Sustainable Crop Production. CRC Press, Taylor & Francis Group, pp. 129–154.

View at Google Scholar

50.Sharma, S., Kaur, G., Singh, P., Alamri, S., Kumar, R. and Siddiqui, M.H. 2022. Nitrogen and potassium application effects on productivity, profitability and nutrient use efficiency of irrigated wheat (Triticum aestivum L.). PLoS ONE, 17(5): 264210.

View at Google Scholar

51.Teshome, H., Molla, E. and Feyisa, T. 2023. Identification of Yield-Limiting Nutrients for Sorghum (Sorghum bicolour (L.) Moench) Yield, Nutrient Uptake and Use Efficiency on Vertisols of Raya Kobo District, Northeastern Ethiopia. Int. J. Agron., 2023: 5394806.

View at Google Scholar

52.Ullah, I., Mao, H., Rasool, G., Gao, H., Javed, Q., Sarwar, A. and Khan, M.I. 2021. Effect of deficit irrigation and reduced n fertilization on plant growth, root morphology and water use efficiency of tomato grown in soilless culture. Agron., 11(2): 20228.

View at Google Scholar

53.Wodaje, M., Fekadu, E., Abiye, W., Scopa, A., Abdelrahman, M.A.E. and Moursy, A.R.A. 2024. Optimising Sorghum (Sorghum bicolour) Yields: A Comprehensive Study of Key Soil Nutrient Deficiencies. Egyptian Journal of Soil Science, 64(4): 1617–1636.

View at Google Scholar

54.Xiong, Q., Hu, J., Wei, H., Zhang, H. and Zhu, J. 2021. Relationship between plant roots, rhizosphere microorganisms, and nitrogen and its a special focus on rice. Agric., 11: 1030234.

View at Google Scholar

55.Zandalinas, S.I., Mittler, R., Balfagón, D., Arbona, V. and Gómez-Cadenas, A. 2018. Plant adaptations to the combination of drought and high temperatures. Physiol. Plant, 162: 2–12.

View at Google Scholar

56.Zhao, R.X., Sun, H.Q., Xing, L.S., Li, R.Z., Li, M. and Zhang, Q. 2023. Effects of anthropogenic climate change on the drought characteristics in China: From frequency, duration, intensity, and affected area. J. Hydrol., 617: 10.

View at Google Scholar

57.Zhou, Y., Zhang, X., Zou, Y., Luxi, C.L., Xu, X., Chen, Y., Zhan, J., Tu, H., Junjie, X., Deng, O., Pradhan, M., Gweyi-Onyango, J., Masso, C. and Gu, B. 2026. Cutting global nitrogen emissions by one-third for balanced and achievable SDGs by 2030, One Earth, (2026), 2025: 101562.

View at Google Scholar

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