| Manual of soil, plant and water analysis EJ Udo, TO Ibia, JA Ogunwale, AO Ano, IE Esu Lagos: Sibon Books, Publishers Ltd., Nigeria 183, 2009 | 346 | 2009 |
| Detailed soil survey of NIHORT farm at Bunkure, Kano State, Nigeria IE Esu Institute for Agricultural Research, Ahmadu Bello University, Zaria, Nigeria 32, 1991 | 236 | 1991 |
| Soil characterization, classification and survey IE Esu HEBN Publishers, 2010 | 94 | 2010 |
| Characteristics and constituent composition of Harmattan dust falling in Northern Nigeria JP Møberg, IE Esu, WB Malgwi Geoderma 48 (1-2), 73-81, 1991 | 78 | 1991 |
| Characterization and classification of soils along a typical Hillslope in Afikpo Area of Ebonyi State, Nigeria IE Esu, AU Akpan-Idiok, MO Eyong Nigerian Journal of Soil and Environmental Research 8, 2008 | 47 | 2008 |
| Characteristics and composition of some savanna soils in Nigeria JP Møberg, IE Esu Geoderma 48 (1-2), 113-129, 1991 | 46 | 1991 |
| Soil characterization and mapping for food security and sustainable environment in Nigeria IE Esu Proceedings of the 29th annual conference of the soil Science Society of …, 2004 | 45 | 2004 |
| Characteristics and management problems of vertisols in the Nigerian Savannah G Lombin, IE Esu Proceedings of the Conference on Management of Vertisols in Sub-saharan …, 1988 | 29 | 1988 |
| Hydrochloric acid (0.1 M) and dtpa extractable and total iron and manganese in basaltic soil profiles of the Nigerian savanna T Kparmwang, VO Chude, IE Esu Communications in soil science and plant analysis 26 (17-18), 2783-2796, 1995 | 26 | 1995 |
| Available and total forms of copper and zinc in basaltic soils of the Nigerian savanna T Kparmwang, IE Esu, VO Chude Communications in soil science and plant analysis 29 (15-16), 2235-2245, 1998 | 24 | 1998 |
| Fertility status and mangement of some upland basement complex soils in the Nigeria Tropical Savanna Region IE Esu Nigerian Journal of Soil Science 7, 155-183, 1987 | 22 | 1987 |
| Morphological, physical and chemical characteristics of Alfisol in the Kaduna area of Nigeria IE Esu, AG Ojanuga Samaru Journal of Agricultural Research (Nigeria) 3 (1), 1985 | 22 | 1985 |
| Characterization classification and management problems of the major soil order in Nigeria IE Esu Text of Inaugural Lecture, University of Calabar, 2005 | 18 | 2005 |
| Evaluation of soils for irrigation in the Kaduna Area of Nigeria IE Esu Unpublished) Ph. D. Thesis. Department of Soil Science ABU, Zaria. 305pp, 1982 | 18 | 1982 |
| Detailed soil survey of NIHORT Farm at Bunkure IE Esu Kano state, Nigeria, IAR, ABU, Zaria, Nigeria, 1991 | 17 | 1991 |
| Pedological study of soils developed on Biotite-Hornblende-Gneiss in Akamkpa Local Government area of Cross River State, Nigeria. EE Aki, IE Esu, AU Akpan-Idiok | 16 | 2014 |
| Agricultural potential of the beach ridge soils of the Niger Delta, Nigeria. BT Udoh, IE Esu, TO Ibia, EU Onweremadu, SE Unyienyin | 16 | 2013 |
| Properties, classification and management implications of soils of Illela sand dunes, northwestern Nigeria BA Raji, IE Esu, VO Chude, JJ Owonubi, T Kparmwang Journal of the Science of Food and Agriculture 71 (4), 425-432, 1996 | 16 | 1996 |
| Detailed soil survey of NIHORT farm at bunkure kano state IE Esu IAR/ABU Zaria Federal Department of Agricultural Land Resources [FDALR](2004 …, 1991 | 16 | 1991 |
| Characterization and classification of soils in Okitipupa local government area, Ondo state, Nigeria IE Esu, AU Akpan-Idiok, PI Otigbo, EE Aki, KI Ofem International Journal of Soil Science 9 (1), 22, 2014 | 15 | 2014 |
