List of Selected Publications

• 1. H. G. Ahmed., M.D. Magaji. M.E, Aken’Ova, and A. Abubakar (2000). Changes in in-Sacco dry matter degradability of gero and maiwa types of pearl millet (Pennisetum glaucum L) at different stages of growth. Journal of Agriculture and Environment.1(2),27-34 ISSN1595-465
• 2. A.I.Yakubu and H.G. Ahmed (2000).Performance evaluation of the use of glyphosate for Wild rice control in low land rice production. NigerianJournal of Basic and applied, Science 9:157-163. ISSN0794-5698
• 3. L. Abubakar, S. Hassan and H.G. Ahmed (2001) Evaluation of spacing and variety effect on forage potential of millet (Pennisetum glacum} in Sokoto. In; A.E.O. Malau-Aduli and I.A. Adeyinka. Strategies For Poverty Alleviation: Animal Production Option. Proceeding of the 26th Annual conference of The Nigerian Society for Animal production, held at Arewa House Kaduna and Ahmadu Bello University, Zaria, from 18th–22nd March, 2001. 26: 291-193. ISSN0331-2064
• 4. A. Abubakar. Y A. Bashar, A. Obabon and H.G. Ahmed (2002). Response of broiler startars fed diet with high - level inclusion of wheat offal supplemented with garlic (Allium sativa L.) In A.O. FANIMO and J.A. OLANITE. Contributary Role of Animal Production in National Development. Pro. 7th Ann. Conf. of Anim, Sci. Assoc.of Nig. (ASAN) Sept 16-19. Univ. of Agric. Abeokuta. Nigeria. ISSN NO.978-34777-2-2
• 5. Y. Na Allah, B.S. Malami, M Jibir, B.Z. Abubakar. M. Yakubu H.G, Ahmed and R.H. Daudu (2004). Sustainable strategy for resolving pastoralist farmer’s conflicts. A case study of Shamushalle Community in Zamfara Grazing Reserve. Nigeria. In H.M. Tukur, W.A. Hassan, S.A. Maigandi, J.K. Ipinjolu, A.I. Daneji, K.M. Baba and B.R. Olorede. Sustainable Livestock Production under Changing Economic Fortunes. Proceeding of the 29th Annual conference of the Nigerian Society for Animal Production, held at Usmanu Danfodiyo University, Sokoto, from 21st – 25th March,2004.29:424-426 ISBN978-056-878-6
• 6. M.Yakubu, M.A. Rimau and H.G. Ahmed (2006) Organic residue management and their nutrient content in the Sokoto Environment. Research Journal of Science, 12 (1&2):125-132ISSN1119-2541
• 7. H. G. Ahmed, M. D. Magaji..,A.I Yakubu, L. Abubakar, Y. A. Bashar. and B. A. Gambo 2007). Effects of weeding regime and clove size on growth and yield of garlic ( Allium sativum L.) Nigerian Journal of Experimental and Applied Biology . 8 (1) : 89-94 ISSN 1595-5389
• 8. H.G. Ahmed, M.D Magaji. A.I Yakubu. L. Aliyu and A. Singh (2007). Response of Garlic (Allium sativum L,) to irrigation interval and clove size in semi-arid, Nigeria. Journal of Plant Science 2(2): 202-208 ISSN 18816-4951
• 9. H.G. Ahmed, M.D. Magaji and A. I, Yakubu (2007). Effect of Irrigation Interval and weeding regime on the yield of Garlic (Allium sativum) Nigerian Journal of Weed Science.20:1-7.ISSNO794-4950
• 10. Ahmed, H.G. and Magaji M.D (2008), Effect of irrigation interval on growth and yield of garlic (Allium sativum L.) in Sokoto, Nigeria. Journal of Basic and Applied Sciences (16(1):7-11. ISSN 794-5696
• 11. H.G. Ahmed, U. Aliyu, A.B. Haruna, Y.S. Isa, and A.S. Mohammad (2009). Effects of planting date and weeding regimes on Growth and yield of sesame (Sesamum indicum L.) in Sokoto, North West Nigeria. Nigerian Journal of Basic and Applied Sciences, 17(2):202-206 ISSN 0794-5698
• 12. H.G. Ahmed and M.D. Magaji (2009). Correlation and Path Coefficient Analysis of Bulb Yield Components in Garlic (Allium sativum L.) Journal of Agriculture and Environment, 5, (1&2):61-68. ISSN 1595-465X
• 13. H.G. Ahmed, A.S Umar, M.D. Magaji and U.Aliyu (2010). Effect of Intra-row spacing and variety on growth and yield of onion (Allium cepa L.). Journal of Agriculture and Environment. 6,(1&2): 69-73
• 14. Ahmed, H.G. Abdulkadir M.B., Magaji M.D and Ibrahim N.D (2010) Varietal influence on the performance of wheat (Triticum aestivum L.) in Sokoto, North West Nigeria. In; Akinlade, J. A., Ogunwale, A. B., Asaolu V. O., Aderinola O. A., Ojebiyi, O. O., Rafiu, T. A., T. B. Olayeni, Yekinni O. T. (Ed) Restrategizing Nigerian Agriculture in a Rapidly Changing Climatic Conditions for Sustainable Food Security. Proceedings of the Agricultural Society of Nigeria 44th Annual Conference. 18th-22nd October, 2010. Ladoke Akintola University of Science and Technology, Ogbomoso, Oyo State, Nigeria pp 885-888. ISBN 0300.366X
• 15. Tiamiyu, R.A. Magaji, M.D. Ahmed, H.G. and Yakubu, M. (2010) Effect of type and rate of organic manure on yield attributes of okra((Abelmoschus esculentus L.) varieties in Sokoto, North West, Nigeria. In; AkinladeJ. A., Ogunwale, A. B., Asaolu V. O., Aderinola O. A., Ojebiyi, O. O., Rafiu, T. A., T. B. Olayeni, Yekinni O. T. Restrtegizing Nigerian Agriculture in a Rapidly Changing Climatic Conditions for Sustainable Food Security. Proceedings of the Agricultural Society of Nigeria 44th Annual Conference.18th-22nd October, 2010. Ladoke Akintola University of Science and Technology, Ogbomoso, Oyo State, Nigeria. 1198. ISBN 0300.368X
• 16. M.A. Sokoto, L.G. Hassan, S.M. Dangoggo, H.G. Ahmed and A.Uba (2011) Influence of Fatty Acid Methyl Esters on fuel properties of biodiesel produced from the Seed oil of Curcuvita pepo, Nigerian Journal of Basic and Applied Science, 19(1):81-86.ISSN0794-5698
• 17. A. Singh, A.L. Baoule, H.G. Ahmed, A.U. Dikko, U. Aliyu, M.B. Sokoto, J. Alhassan, M. Musa, B. Haliru (2011). Influence of phosphorus on the performance of cowpea (Vigna unguiculata (L) Walp.) varieties in the Sudan savannah of Nigeria. Agricultural Sciences..2,(.3),313-317(online)104236/as2011.23042
• 18. A. Singh, A.H. Abubakar, H.G. Ahmed, U. Aliyu, M.B. Sokoto, J. Alhassan, M. Musa and R.B. Singh (2011). Seed hydropriming effects on germination, emergence and growth of cowpea (Vigna unguiculata L. Walp.), Trends in Advanced Science and Engineering, TASE 1(3) 37-42. Journal homepage: http//www.sciroad.com/ntase.html
• 19. H.G. Ahmed, M.D, Magaji, S. Boureima, K.T. Abubakar, U. Aliyu, and A.S. Muhammad (2011). Effect of variety and spacing on growth and yield of millet (Pennisetum glaucum L) in Sokoto ecological zone of Nigeria. In W.A. Hassan, U.B. Kyiogwom, H.M. Tukur, J.K. Ipinjolu, S.A. Maigandi, A. Singh, N.D. Ibrahim, A.U. Dikko, Y.A. Bashar and N. Mohammed Mobilizing Agricultural Research Towards Attaining Food Security and Industrial Growth in Nigeria. Proceedings of the Agricultural Society of Nigeria 45th Annual Conference. 24th-28nd October, 2011. Usmanu Danfodiyo University,Sokoto,Nigeria.Pp142-144ISBN:0300.368X
• 20. U. Muhammad, H.G. Ahmad, N.D. Ibrahim, A.U. Dikko, M. Musa and B.S. Haliru (2011). Influence of variety and spacing on the performance of groundnut (Arachis hypogea L.) in Sokoto, Sudan savanna of Nigeria. In W.A. Hassan, U.B. Kyiogwom, H.M. Tukur, J.K. Ipinjolu, S.A. Maigandi, A. Singh, N.D. Ibrahim, A.U. Dikko, Y.A. Bashar and N. Mohammed Mobilizing Agricultural Research Towards Attaining Food Security and Industrial Growth in Nigeria. Proceedings of the Agricultural Society of Nigeria 45th Annual Conference. 24th-28nd October, 2011. Usmanu Danfodiyo University,Sokoto,Nigeria.Pp245-248.ISBN:0300.368X
• 21. A.B. Mustapha, A.G. Ojanuga , S.S. Noma and H.G. Ahmed (2011). Yield and water use efficiency of supplementary irrigated pearl millet in Maiduguri dry sub-humid region of Nigeria. In P. B. Okon, P. K. Turkson, J. E. Eyo, E. M. Akunda, I. K. Nyameche, O. D. Mwandemele, R. Kandando, M. P. Iwandu, D. Hurreram, S. C. M. Tay, D. J. Robertson, S. K. A. Danso, M.F. Mbeza, G. A. Magutu, K. R. Mayoka, S. Were, D. Obuobi, E. A. Jackson, P. A. Ilenikhena, A. K. Maulloo, E.C. Chuku, G.O. Kokwaro, E. S. Samuel, N. E. Waindi. In Proceeding of the International Conference on Science and Sustainable Development. 2(1). Pp 65-67.
• 22. A.B. Mustapha, A.G. Ojanuga , S.S. Noma and H.G. Ahmed (2011).The effect of supplemental irrigation on the growth and yield of pearl millet in Maiduguri in Borno State of Nigeria. In P. B. Okon, P. K. Turkson, J. E. Eyo, E. M. Akunda, I. K. Nyameche, O. D. Mwandemele, R. Kandando, M. P. Iwandu, D. Hurreram, S. C. M. Tay, D. J. Robertson, S. K. A. Danso, M.F. Mbeza, G. A. Magutu, K. R. Mayoka, S. Were, D. Obuobi, E. A. Jackson, P. A. Ilenikhena, A. K. Maulloo, E.C. Chuku, G.O. Kokwaro, E. S. Samuel, N. E. Waindi. In Proceeding of the International Conference on Science and Sustainable Development. 2(2). Pp 61-66.
• 23. Tiamiyu R. A., Ahmed H.G. and Muhammad, A.S. (2012). Correlation coefficient analysis of fresh pod and yield attribute in okra in Sokoto North West Zone of Nigeria. In J.M. Jibrin, M.A. Hussaini, B.M. Auwalu, E.U. Essiet, I.R. Muhammad, S.G. Mohammed, M.I. Daneji, Y. Garba and S.A. Pantami. Agricultural Transformation in a Deregulated Economy: Prospects and ChallengesIn Proceedings of the Agricultural Society of Nigeria 46th Annual Conference. 5th-9nd November, 2012. Bayero University,Kano,Nigeria.Pp742-745.ISBN;0300368X
• 24. R. A. Tiamiyu, H.G. Ahmed and A.S. Muhammad (2012). Effect of Sources of Organic Manure on Growth and Yields of Okra (Abelmoschus esculentus L) in Sokoto, Nigeria. Nigerian Journal of Basic and Applied Science. 20(3): 213-216.ISSN 0794-5698
• 25. M. A. Sokoto, L.G. Hassan, M.A. Salleh, S.M. Dangoggo and H.G. Ahmed (2013). Quality Assessment and Optimization of Biodiesel from Lagenaria Vulgaris (Calabash) Seeds Oil. International Journal of Pure and Applied Sciences and Technology.15(1),Pp55-66.ISSN2229-6107
• 26. A.S. Rabo and H.G. Ahmed (2013). Effect of Tillage Practices on the Growth and Yield Of Groundnuts (Arachis Hypogea) At Danbatta, Kano, Nigeria. INTERNATIONAL JOURNAL OF SCIENTIFIC & TECHNOLOGY RESEARCH VOLUME 2, ISSUED 7, JULY 2013 pp 204-206
• 27. Abdullahi Muhammad Sokoto, Lawal Gusau Hassan, Sani Muhammad Dangoggo, Hamidu Gwandu Ahmad and Mohamad Amran Mohd Salleh (2013). Assessment of Lagenaria vulgaris Seeds Cake for Bioethanol and Biohydrogen Production. In Saji Baby and Yang Dan. International Proceedings of Chemical, Biological & Environmental Engineering 3rd International Conference on Energy and EnvironmentalScience,IPCBEEvol.54pp64-70.ISSN:2010-4618
• 28. M.A. Sokoto, L.G. Hassan, M.A. Salleh, S.M. Dangoggo and H.G. Ahmad (2013). Thermo-Chemical Properties of Lagenaria Vulgaris, Lagenaria Ladle and Cucurbita Pepo de-Oiled Cakes. International Journal of Pure and Applied Sciences and Technology.18(1),pp.12-17.ISSN2229-6107
• 29. U. Muhammad and H.A. Gwandu (2013). Influence of starter nitrogen levels on the growth and herbage yield of groundnut in Sokoto semi-arid zone of Nigeria. In J.A. Adediran, J.O. Saka, A.G. Ibrahim, V.A. Adeyemi, M.O. Adenikan and A.O. Atere. Revamping Nigeria Agriculture Through Transformation Agenda – The Way Forward In Proceedings of the 47th Annual Conference of the Agricultural Society of Nigeria(ASN) 4th-8th November, 2013. Hosted by the Federal College of Animal Health and Production Technology, Moor Plantation, Ibadan, Oyo State, Nigeria. Pp 317-320.ISBN0300.368X
• 30. H. Sani, B.L. Aliero, A.A. Aliero and H.G. Ahmed (2013). Floristic Composition and Life Forms Study of Woody Plants in Magama Local Government Area, Niger State, Nigeria. Annual Resaerch & Review in Biology. Sciencedomain international. www.sciencedomain.org 4(3): 527-537.
• 31. S. D. Tanka, B.S. Malami, B.M. Bodinga, H.G. Ahmed, B.A. Yahaya (2013). Influence of Intra row spacing on growth and fodder yield of Lablab (Lablab purpureus (L) in Semi-Arid Sokoto Nigeria. Nigerian Journal of Basic and Applied Sciences 21(4): 267-272.ISSN0794-5698
• 32. Muhammad, A., N.M. Kwaifa, A.I. Yakubu and H.G. Ahmed (2013). Growth and yield of onion (Allium cepa L.) as influenced by farm yard and poultry manures in Jega, Sudan savannah of Nigeria. In Atungwu, J, J., Joseph- Adekunle, T.T., Sakariyawo O.S., Fabunmi, T. O. Olowokere, F.A. and Olorunmaiye, P.M. Organic Agriculture for national food security, conservation of biodiversity and climate change adaptation. Proceedings of the 9th National Conference on Organic Agriculture in Nigeria, 11-15 November, 2013 Federal University of Agriculture, P.M.B. 2240,Alabata, Road Abeokuta. pp 78-83
• 33. N. M. Kwaifa, A. Muhammad, A. I. Yakubu and H. G. Ahmed (2013). Insecticidal effects of neem seed kernel extracts on onion thrips (Thrips tabaci L.) in Jega, Sudan savannah Nigeria. In Atungwu, J, J., Joseph- Adekunle, T.T., Sakariyawo O.S., Fabunmi, T. O. Olowokere, F.A. and Olorunmaiye, P.M. Organic Agriculture for national food security, conservation of biodiversity and climate change adaptation. Proceedings of the 9th National Conference on Organic Agriculture in Nigeria, 11-15 November, 2013 Federal University of Agriculture, P.M.B. 2240,Alabata, Road Abeokuta. pp 116-122
• 34. Muhammad, A. S., H. G. Ahmed, U. Aliyu and A. Ismail (2014). Fungi causing post harvest rot disease of sweet potato (ipomoea batatas L.) in Sokoto. I. E.A. Salako, P.O. Idisi, E.E. Idu, R.A. Oluwafemi, P.O. Anyaegbu, O.C. Pagubosi, T.O. Fadeji, J. Ajah, I. Maduekwe and B.M. Iliya. Emerging issues in agricultural transformation in Nigeria. Proceedings of the 48th Annual Conference of Agricultural Society of Nigeria, 24th – 27th November, 2014 held at University of Abuja, Abuja.Nigeria Pp 518 – 521
• 35. M. B. Bodinga, B. S. Malami, S. A. Maigandi, H. A. Gwandu and S. D. Tanko (2014). Effect of phosphorus application on growth characteristics and fodder yield of centro(Centrosema pascuorum Mart. Ex Benth.) in the semi- arid North-West Nigeria. In A. R. Abdullahi, G. O. Tayo, A.O. Okubanjo and O.A. Akinsoyinu. Positioning animal production in the agricultural transformation agenda. Proceedings of the 39th Annual Conference of Nigeria Society for Animal Production, 16th – 19th Marchr, 2014 held at Babcock University, Ilisha-Remo, Ogun State. ISSN: 1596-5570
• 36. Y. Garba, A.I. Yakubu, H. G. Gwandu and S. Muhammad (2014). Influence of nitrogen fertilizer levels and intra-row spacing on growth attributes and yield of maize (Zea-mays L.) Proceedings of the 48th Annual Conference of Agricultural Society of Nigeria, 24th – 27th November, 2014 held at University of Abuja, Abuja. Pp 518 – 521 varieties under artificial striga infestation. In P. O. Idisi, B. C. Okoye, E. E. Idu, A. A. Njidda, R. A. Oluwafemi and O. C. P. Agubosi. Emerging issues in Agricultural Transformation in Nigeria. Proceeding of the 48th Annual Conference of Agricultural Society of Nigeria. held at University of Abuja. FCT, Nigeria 24th-27th November, 2014. Hosted by Universty of Abuja, Abuja. Nigeria. Pp898-902. ISBN 978-978-5236-8-2
• 37. M. A. Sokoto, L. G. Hassan, S. M. Dangoggo, H. G. Ahmad, J. Nasir, and M. A. Salleh (2011). Effect of catalyst concentration and temperature on transesterification of oil extracted from the curcubita pepo (pumpkin) seeds. Nigeria Journel of Renewable Energy, Volume 16 Numbers 2 & 2 57-63.ISSN 1115-0610
• 38. Saba, I., Ahmed H.G. and Aliyu, U.(2015). GROWTH AND YIELD OF PEARL MILLET (Pennisetum galaucum) (L.) R. (Br.) AS INFLUENCED BY VARIETY AND INTRA-ROW SPACING IN SOKOTO, NORTH-WEST NIGERIA. Journal of Global Biosciences. Vol.4, Number 7, 2015, pp.2641-2648. ISSN 2320-1355
• 39. H.G. Ahmed, Y. I. Saidu, U. Aliyu and M. T. Bello (2015). Effects of Defoliation Stages and Defoliation Intensity on Growth and Yield of Garlic (Allium sativum L.) In Sokoto, Nigeria.JOSR Journal of Agriculture and Veterinary Science (JOSR-JAVS), Volume 8, Issue 12 Ver1.Pp 96-99 ISSN2319-2372
• 40. H.G. Ahmed, Y. I. Saidu, U. Aliyu and A. S. Muhammad (2015). Effects of clove size and defoliation stages on yield parameters of garlic (Allium sativum L.) in Sokoto, Nigeria. African Journal of Agricultural Science and Technology (AJAST) Vol. 3, Issue 12, pp. 544-548, ISSN 2311-5882
• 41. H.G. Ahmed, S. Isah, U. Aliyu and A.S. Muhammad (2015). Growth and yield of pearl millet (Pennisetum glaucum L.) as influenced by intra-row spacing and nitrogen levels in sokoto, North-Western Nigeria. African Journal of Agricultural Science and Technology (AJAST) Vol. 3, Issue 12, pp. 532-536, ISSN 2311-5882
• 42. Y. Garba, A. I. Yakubu., H. G. Ahmed., S. Muhammad and K. M. Isah (2015). EFFECT OF DIFFERENT RATES OF NOTROGEN FERTILIZER ON THE GROWTH AND YIELD PARAMETERS OF MAIZE VARIETIES UNDER STRIGA HERMONTHICA INFESTATION IN SOUTHERN GUINEA SAVANNA OF NIGERIA. Development Journal of Science and Technology Research (DJOSTER), Vol. 4, No. 2. ISSN: 2143-3275
• 43. H. A. Gwandu, Babagana Abba Gambo, Aliyu. I (2015). Survey of Weeds on Irrigated Farms in Bakalori-Area, Zamfara State. International Journal of Agriculture Innovations and Research. ISSN(Online): 2319-1473(Acceptance)
• 44. GARBA, Y., YAKUBU A. I. H. G. Ahmad., Muhammad, S., ALIYU, U and Muhammad, A.S (2015). YIELD AND YIELD COMPONENTS OF MAIZE VARIETIES AS INFLUENCE BY NITROGEN AND INTRA-ROW SPACING UNDER ARTIFICIAL STRIGA HERMONTHICA INFESTATION. NSUK Journal of Science and Technology. Vol. 5, No. 2,ISSN: 1597-5527
• 45. H.A. Gwandu, F. Idris (2016) Effect of Irrigation on Growth and Yield of Onion (Allium Cepa L.) in Bunza, Kebbi State, Nigeria. International Journal of Research in Engineering and Science (IJRES) ISSN (Online):2320-9364 Volume 4 issue 9 September, 2016 Pp 48-51
• 46, H.A. Gwandu, Y. S. Isa (2016) Effect of Clove Size and Defoliation Intensity on the Growth and Yield of Garlic (Allium Sativum L.) in Sokoto, Nigeria. International Journal of Research in Engineering and Science (IJRES) ISSN (Online): 2320-9364 Volume 4 issue 9 September, 2016, Pp 37-41
• 47. S.A. Lukman1, M. Audu1, A.U. Dikko1, H.G. Ahmed2, M.M. Sauwa1, M. Haliru1, S.S. Noma1, S.A. Yusuf1, A. Salisu1 and N.G. Hayatu1 (2016) Effects of NPK and Cow Dung on the Performance of Rice (Oryza sativa) in the Sudan Savanna Agro-ecological Zone of Nigeria. Asian Research Journal of Agriculture 1(4)1-9, 2016 Article no. ARJA,27277.
• 48. *Aliyu, U, *I.S. Dalatu, *H.G. Gwandu and *M, Audu (2016). Effect of Bionim and Agriboom Fertilizer on The Tield and Yield Attributes on Onion (Allium Cepa L.) in Sokoto, Nigeria/ International Journal of Research in Engineering and Science (IJRES) ISSN (Online): 3220-9364, ISSN (Print): 2320-9456m Volume 4 Issue 9 September 2016 Pp. 59-64
• 49 Aliyu, U., Sukuni, M., Abubakar, L. and H. G. Ahmad. (2015). EFFECT OF ORGANIC FERTILIZER ON GROWTH AND FRESH FRUIT YIELD OF OKRA (Abelmoschus esculentus (L.) Moench IN SOKOTO, NIGERIA. Equity Journal of Science and Technology, 3(2): 1-4 Pp. 1-4
• 50. U. Aliyu, A. Singh, H.G. Ahmed and A.S. Muhammad (2011). SEED-BORN FUNGI ASSOCIATED WITH MILLET SEEDS (Pennisetum typhoides L.) IN NORTH-WESTERN NIGERIA. Proceedings of the 45th Annual Conference of Agricultural Society of Nigeria, 24th – 28th October, 2011 held at Faculty of Agriculture, Usmanu Danfodiyo University Sokoto. Pp 188 – 191 Mobilizing Agricultural Research Towards Attaining Food Security and Industrial Growth in Nigeria. In W. A. Hassan, U. B. Kyiogum, H. M. Tukur, J. K. Ipinjolu, S. A. Maigandi, A. Singh, N. D. Ibrahim, A. U. Dikko, Y. A. Bashar and N. Muhammad. ISBN 0300.368X