Prof. ECHEZONA Bonaventure Chukwujindu.

Department: Crop Science
Faculty: Agriculture
Designation : Professor
Email: bonaventure.echezona@unn.edu.ng
Phone: +234 805 029 4362 , +234 706 111 1573


Publications (Articles and Journals):

JOURNAL ARTICLES:
1.    Echezona, B. C., Mbah, M. C., and Egwu, S. O. (2000). Effect of Seed Dressing and a Foliar Insecticide on the yield and control of some major cowpea pests and diseases. J. Sci. Fd. Tech, and Env., Nigeria. I (1): 65 – 69.

2.    Echezona, B. C., Mbah, M. C., (2001) Comparative Efficacy of Aqueous Dilutions of Neem Fruits and Conventional Insecticide, Actellic 25EC on the control of Callosobruchus maculatus (Fabriciuis) in stored cowpea. Int. J. Agric. and Bio. Sci., Nigeria, I (1): 45 – 50.

3.    Echezona, B. C. (2004). Evaluation of some soybean (Glycine max (L.) Merr.) Accessions for resistance to natural field infestation by Stinkbugs. Nig. J. Bot., Nigeria. 17: 62 – 67.

4.    Ogah, E. O., Echezona, B. C. and Umeh, E. D. N. (2005). Effects of N-Fertilization and Spacing on African Rice Gall Midge, Orseolia oryzivora Harris and Gagne’ in a sub-Humid Area of Southeastern Nigeria Agro-Science Journal, Nigeria. 4(2): 15 – 1.

5.    Echezona, B. C. and Iloba, C. (2005). Maize Earworm attack as Influenced by Varying Maize spatial Arrangement and Population in Maize – Soybean Mixture. Agro-Science Journal, Nigeria. 4(1): 60 – 65.

6.    Echezona, B. C. (2006). Selection of pepper cultivars (Capsicum spp.) for the Control of Bruchids Callosobruchus maculatus (F.) on stored Cowpea (Vigna unguiculata (L.) Walp.) Seeds. Afr. J. Biothec. (Academic J. Kenya), Kenya. 5 (8): 624 – 628.

7.    Echezona, B. C., Ogah, E. O., Okporie, E. O., and Ekwu, L. G. (2006). Effects of Planting Dates and N-rates on African Rice Gall Midge (Orseolia oryzivora, Harris and Gagne’) Infestation on Lowland Sub-Humid Tropics. Global J. Agric. Sci., Nigeria, 5(2): 155 – 160.

8.    Ogah, E. O., Echezona, B. C. and Mbah, M. C. (2006). Stem Borer Damage and Rice Yield as Influenced by Transplanting Date and N-Fertilization. Bio-Research, Nigeria. 4(1): 14 – 17.

9.    Echezona, B. C. and Nganwuchu, O. G. (2006). Poultry Manure Application and Varietal Effects of Chilli-Pepper (Capsicum spp) on Insect Pests and Diseases in a Humid-Tropical Environment.  Agro-Science Journal, Nigeria 5(2): 49 – 58.

10.    Echezona, B. C. (2007). Corn Stalk Lodging and Borer Damage as Influenced by varying Corn Densities and Planting Geometry with Soya bean (Glycine max (L.) Merrill). Int. Agrophysics, Poland. 21(2): 133 – 143.

11.    Aindingh, F. D., Baiyeri, K. P., and Echezona, B. C. (2008). Effect of Different Weed Management Techniques on Growth, Susceptibility to Wind Damage and Bunch Yield of a Plantain Landrace (Musa sp. AAB cv. Agbagba) In a Derived Savannah Ecosystem of Nigeria. Global J. Agric Sci., Nigeria, 7(1): 17-21.

12.    Dasbak, M. A., Echezona, B.C., and Asiegbu, J.E. (2009a). Pigeon pea (Cajanus cajan L. Millsp) grain physical characteristics and resistance to attack by the bruchid storage pest. Int. Agrophysics,  Poland . 23 (1): 19-26.

13.    Dasbak, M. A., Echezona, B.C., and Asiegbu, J.E. (2009b). Post-harvest bruchid richness and residual activity of Pirimiphos-methyl on Callosobruchus maculatus F. infested pigeon pea (Cajanus cajan L. Millsp) in storage. Afr. J. Biothec. (Academic Journal), Kenya Vol. 8(2), 311-315.

14.    Dialoke, S.A., Ofor, M.O. and Echezona, B.C. (2010a). The influence of botanical pesticides on the pests and yield of Nsukka yellow pepper (Capsicum spp) in Imo state. International Journal of Agriculture, Vol., 2 No. 1, pp 38-44.

15) Dialoke, S. A., Agu, C.M., Ojiako, G.O., Onwurah, E., Onyishi,C.C., Ozor, N, Echezona, B.C., Ofor, M.O., Ibeawuchi, I. I., Chigbundu, I. N., Ngwuta, A. A., and Ugwuoke, F.O. (2010b). Survey of insect pests on pigeon pea in Nigeria. Available on line at: http:// ejournal. icrisat.org/volume 8/ chickpea_pigeonpea/ survey_of_insect.pdf. Journal of SAT Agricultural Research 8, 1-8.

16) Echezona, B.C., Asiegbu, J.E.and Izuagba, A.A.(2010c). Flea beetle populations and economic yield of okra as influenced by nitrogen and 2, 3- Dihydro-2, 2- Dimethyl Benzofuran. African Crop Science Journal, Uganda. Vol.18, No. 3, pp 101-109.

17) Eze, E.I., Echezona, B.C. and Uzodinma, E.C. (2011a). Isolation and Identification of pathogenic bacteria associated with frozen Mackerel fish Scomber scombrus) in a humid tropical environment. African Journal of Agricultural Research. Kenya 6(7):1918-1922.

18) Echezona, B.C., Baiyeri, K.P. and Aindigh, F.D. (2011b). Yield and econmics of plantain production under six weed management systems in a derived savanna agro-ecosystem. TROPICULTURA. Belgium. 29 (1):14-19.

19) Echezona, B.C. and Offordile, J.I. (2011c). Responses of flea beetles (Podagrica spp) and okra plants (Abelmoschus esculentus L. Moench) to differently coloured polyethylene shade. International Journal of Pest Management, U.K. 57:2,161-168.

20) Echezona, B.C., Nweze, R.O. and Atta, E.S. (2011d). Leucinodes orbonalis Guen. attack in relation to fruit maturation stages and anti-nutritional constituents of Solanum melongena L. Int. Journal of Agriculture and Forestry, USA 1(1): 1-8. doi:10.5923/j.ijaf.20110101.02.

21) Echezona, B.C., Igwe, C.A., and Attama, L. A. (2012a). Properties of arboreal and ground-termite nests in relation to their nesting sites and location in a tropical derived savanna”. Hindawi Publishing Corporation, Psyche, U.K. Vol. 2012, Article ID 235840, 11 pages, 2012. doi:10.1155/2012/23584 vol. 2012, Article ID 235840, 11 pages, 2012. doi:10.1155/2012/235840.

22) Dasbak, B.C., Echezona, B.C. and Asiegbu, J.E.(2012b). Field insect pests and crop damage assessment of pigeon pea grown under ratoon and in mixture with maize. Chilean Journal of Agricultural Research, Chile, 72 (1): 45-52.

23) Echezona, B.C. and  Igwe, C.A. (2012c). Evaluation of different ant nests for the growth and yield of soybean (Glycine max L. Merrill). Int. Journal of Plant Nutrition, U. K., 35: 1601-1617.

24) Echezona, B.C. and Igwe, C.A. (2012d). Stabilities of Arboreal-ant, Epigeous   Ground- termite Nests and their Adjacent Surface Soils in a West African Derived Savanna. Int. Agrophysics PolandVol. 26, 355-363.

25) Amuji, C.F., Echezona, B.C. and Dialoke, S.A.(2012e). Extraction fractions of ginger (Zingiber officinale Roscoe) and residue in the control of field and storage pests. Journal of Agriculture and Veterinary Sciences, 4: 45-52.

26) Eze, S.C. and Echezona, B.C. (2012f). Agricultural Pest Control Programmes, Food Security and Safety. African Journal of Food, Agriculture, Nutrition and Development, Nairobi, Kenya. 12 (5): 6582-6592.

27) Ahmed, M., K.P. Baiyeri and Echezona, B.C. (2012g). The effect of Planting Parts and Potassium Rates on the Productivity of sugarcane (Saccharum officinarium L.). Experimental Agriculture & Horticulture. Canada, 2(1): 23-30.

28) Ahmed, M., K.P. Baiyeri and Echezona, B.C. (2012h). Effect of coloured polyethylene mulch and harvesting stage on the growth and yield of industrial sugarcane in Nigeria. African Journal of Biothecnology, Kenya, 12 (10):1078-1083.
 
29) Ahmed, M., K. P. Baiyeri and Echezona, B. C. (2014). Evaluation Of Organic Mulch on the Growth and Yield of Sugarcane (Saccharum  officinarum L.) in A Southern Guinea Savannah of Nigeria. The Journal of Animal and Plant Sciences, Pakistan, 24 (1): 329-335.

30) Echezona, B. C., Amuji, C. F. and Eze, S. C. (2013a). Evaluation of some accessions of Bambara groundnut (Vigna unguiculata L.Verdc.) for resistance to bruchid infestation based on grain source and seed coat color. Journal of Plant Protection Research Poloand. 53(3):210-214.

31) Mbadianya, J. I.,Echezona, B.C., Ugwuoke, K. I. and Wokocha, R.C. (2013b). Pathogenicity of fungi associated with the leaf spot disease of Eggplant (Solanum aethiopicum L.) in a derived savannah zone, International Organization of Scientific Research Journal of Agriculture and Veterinary Science, 2 (4): 51-57.

32) Mbadianya, J. I., Echezona, B. C., Ugwuoke, K.I., and Wokocha, R.C.  (2013c). Phytochemical constituents of some Medicinal Plants, International Journal of Scientific Research, India. 2(4):18-22.

33 Mbadianya, J. I., Echezona, B. C., Ugwuoke, K.I., and Wokocha, R.C.  (2013d). Anti-Fungal Activity of Some Botanicals on Helminthosporium infestans causal agent of Leaf Spot Disease in Eggplant (Solanum aethiopicum L.). International Journal of Scientific Research, 2 (6) : 1-4.

34) Ahmed, M., K. P. Baiyeri and Echezona, B. C. (2013d). Responses of Planting parts and Potassium rate on Ratoon crop of Sugarcane (Saccaharum officinarium L.). International Journal of Agricultural and Development Economics [IJADE], 2 (2):141-151.

35) Ahmed, M., K. P. Baiyeri and Echezona, B. C. (2013e). Growth and yield responses of ratoon crops of sugarcane to organic mulching materials at Badeggi, Nigeria. Journal of Arid Agriculture, 21:109-118.
 
36) Agahiu, A. E., Baiyeri K.P., Echezona B. C., Ogbuji R.O., and Attah, E. S. (2013f). Tuber yield and economic analysis of cassava (Manihot esculanta crautz) production under different weed management systems. International Journal of Scientific Research, India. (in press)

37) Chukwulobe, M.N. and Echezona, B.C. (2014). Insecticidal Activity of some Plant Powders Against Tribolium casteneum (Herbst) (Coloeptera: Tenebrionodae) on Stored “Acha” (Digitaria spp). In:Water Resources and Agricultiure (Pawan Kr. Bharti and Ezeaku Peter Ikemefuna eds) Discovery Publishing House PVT. LTD New Delhi, India 110002, pp 64-74.

38) Abba, N. Y. and Echezona, B.C. (2004). Nanotechnology and Crop Protection. In:Water Resources and Agricultiure (Pawan Kr. Bharti and Ezeaku Peter Ikemefuna eds) Discovery Publishing House PVT. LTD New Delhi, India 110002, pp 127-145.

39) Echezona, B.C., G.O. Edebo, and Baiyeri, K.P. (2014). Tuber yield and Storability of Processed Chips of Some Newly Developed Cassava (Manihot esculenta Crantz) genotypes in Nigeria. In: Agriculture and Environmental Biotechnology (Pawan Kr. Bharti  and Avnish Chauhan eds) Discovery Publishing House PVT. LTD New Delhi, India 110002, pp 29-44.
 
40) Chukwulobe, M. and B.C. Echezona (2014). Responses of Tribolium casteneum (Herbst.) (Coleoptera: Tenebrionidae) to coloured polyethylene films in storage of Musa chips. World Journal of Agricultural Research, 2 (2): 51-55.

41) Chukwulobe,M.N., Echezona, B.C. (2014). Efficacy of Three Protectants, Primiphos Methyl, Piper guineense and Eugenia aromatica, against Tribolium castaneum (Herbst) (Coleoptera Tenebrionidae) on Stored Chips of Three Musa spp. World Journal of Agricultural Research, 2 (3): 136-141

42) Ahmed, M., K.P. Baiyeri and Echezona, B.C. (2012). Growth and yield responses of ratoon crops of sugar cane to organic mulching materials at Badeggi, Nigeria, J. Arid Agric. 21: 109-118.

43) Ahmed, M., K.P. Baiyeri and Echezona, B.C. (2012). The effect of Planting Parts and Potassium Rates on ratoon crops of sugarcane (Saccharum officinarium L.). International Journal of Agricultural and Development Economics, 2(2): 141-151.

44) Amaefula, C., C. U. Agbo, B. C. Echezona and Nwofia, G. E. (2014). Field reactions of Interspecific hybrids of Tomato (Solanum lycopersicon Mill.) lines to leaf spot Disease. Agro-Science 13(3): 15-23.

45) Ezeaku I. E., B.C. Echezona, K. P. Baiyeri and Mbah, B. N. (2014).Seasonal and Genotypic Influence on Insect Pests, Growth and Yield of Cowpea (Vigna unguiculata L.Walp). American Journal of Experimental Agriculture, 4 (12): 1658 -1667.

46) Abba, N.Y. and Echezona, B.C. (2015). Evaluation of Different Accessions / Varieties of Maize In Relation to Their Anti-Nutritional Compositions. Agro-Science Journal of Tropical Agriculture, Food, Environment and Extension, 14 (1): 24 – 30. ISSN 1119-7455.

47) Dialoke, S. A., Ofor, M. O., Ojiako, F. O., Echezona B. C. and Emeribe, E. O. (2016). Influence of botanical pesticides on the pests and yield of Nsukka yellow pepper (Capsicum spp.) in Imo State, Nigeria. International Journal of Agriculture and Rural Development (IJARD), School of Agriculture and Agricultural Technology (SAAT), FUTO, Volume 19(1):2540-2544, 2016.


CHAPTERS IN A BOOK:
1) Echezona, B.C. (2009) Crop protection in agricultural development. In:  Echezona, B.C. (ed) General Agriculture: Principles and Practices University of Nigeria Press Ltd., Nsukka. pp 50-57.

2) Echezona, B. C. and Chukwulobe, M.N. (2013). Loss of Grain Legume Genetic Resources and their Conservation in Nigeria. Pages 104-124. In: Advances in Agriculture and Ecology. Bharti, PKP; Chauhan, A. and Ezeaku, P.I. (eds). Discovery Publishing House PVT. Ltd., New Delhi 110 002, India.
 
3) Echezona, B. C. and Ugwuaneke, V. O. (2013). Allelopathy: An Alternative Method of Weed Control. Pages 142-157. . In: Advances in Agriculture and Ecology. Bharti, PKP; Chauhan, A. and Ezeaku, P.I. (eds). Discovery Publishing House PVT. Ltd., New Delhi 110 002, India.

4) Chukwulobe, M.N. and Echezona, B.C. (2014). Insecticidal Activity of some plant powders against Tribolium castaneum (Herbst) (Coleoptera: Tenebrionidae) on stored “Acha” (Digitaria spp), Pages 64-74, In: Water Resources and Agriculture Pawan Kr.. Bharti,.and Ezeaku, P.I. (eds). Discovery Publishing House PVT. Ltd., New Delhi 110 002, India.

5) Abba, N. Y. and Echezona, B.C. (2014). Nanotechnology and Crop Protection. Pages 127-145. , In: Water Resources and Agriculture Pawan Kr.. Bharti,.and Ezeaku, P.I. (eds). Discovery Publishing House PVT. Ltd., New Delhi 110 002, India.

6) Echezona, B. C.; G.O. Edebo and Baiyeri,  K.P. (2014). Tuber yield and storability of processed chips of some newly developed cassava (Manihot esculenta Crantz) genotypes in Nigeria. In: Agriculture and Environmental Biotechnology. Pawan Kr. ‘Bharti’ and Avnish Chauhan (eds) Discovery Publishing House PVT. Ltd., New Delhi 110 002, India.

7) Osadebe, Vivian Ogechi and Echezona, Bonaventure C.(2015).Effect of Climate Change on Pesticide Use. In: Natural Ecosystem and Cimate Change. Pawan Kr. ‘Bharti’ and Khwairakpam Gajananda (eds) Discovery Publishing House PVT. Ltd., New Delhi 110 002, India. ISBN: 978-5056-745-6.

8) Echezona, B.C. and K. P. Baiyeri (2015). Climate change and Emerging plant Diseases. In: Risk Management in Africa- A Contextualized Manual for Tertiary Institutions and Development Practitioners (pp 381-395). John A. F. Obiri, Marie-Francoise Driver, Aissetou D. Yaye, Jonathan C. Onyekwelu, Brinda Ramasawmy, Joseph G. Akpoko, Alfred O. Ochala, Pascal K. T. Angui, Sebastino K. Da Costa (eds). Reviewed Edited and Published by The Ivoirian Association of Agricultural Sciences (AISA).


EDITORSHIP OF A BOOK:
Echezona, B.C. (ed) (2009) General Agriculture: Principles and Practices. University of Nigeria Press Ltd., Nsukka. Nigeria.pp 167.

REFERRED AND PUBLISHED CONFERENCE PAPERS:
1.    Echezona, B. C., Mbah, M. C. (2001). Okra Growth, Development and Podagrica attack in relation to weed presence and carbofuran Application. In: B. N. Mbah and K. P. Baiyeri (eds) Proceedings of the 19th Annual Conference of Horticultural Society of Nigeria, Nigeria. May 28 – June 1st, 2001: 135 – 141.

2.    Echezona, B. C. (2005). Plant Qualitative Characters Associated with Resistance to Stinkbugs in Soybean (Glycine max (L.) Merrill). In: M. I. Uguru, C. U. Iroegbu and V. C. Ejere (eds). Proceedings of the 30th Annual. Conference of Genetics Society of Nigeria, Nsukka, Nigeria. 5 – 8. September, 2005 pp 7 – 13.

3.    Echezona, B.C., Igwe, C.A. and Attama, L.A.(2010). Characterisation of arboreal ant nests, ground termite mounds and bulk soil based on their physico-chemical properties in a tropical derived savanna. In: Proceedings of the 44th Annual Conference of Agricultural Society of Nigeria.”LAUTECH 2010”.pp 1078-1084.

4.    Echezona, B.C. and Igwe, C.A.(2010). Structural stabilities of Arboreal ant and epigeous ground termite nests and their adjacent surface soils in a West African Derived Savanna. In: Proceedings of the 44th Annual Conference of Agricultural Society of Nigeria.”LAUTECH 2010”.pp 1143-1149.

5.    Echezona, B.C., and Igwe, C.A.(2010). Evaluation of ant (Camponotus acvapimensis Mayr) and termite (Odontotermes sudanensis Sjost.) and their adjacent surface soils for the growth and yield of soybean (Glycine max L. Merrill). In: Proceedings of the 44th Annual Conference of Agricultural Society of Nigeria.”LAUTECH 2010”.pp 1090-1098.

6.    Ogbonna, P.E., Nweze, J.C. and Echezona, B.C. (2010). Effect of time of planting on insect pest infestation on egusi melon (Colocynthus citrullus L.). In: Proceedings of the 44th Annual Conference of Agricultural Society of Nigeria.”LAUTECH 2010”.pp 814-818.

7.    Echezona, B.C. and Nweze, R.O. (2012). Incidence and damage by Leucinodes orbonalis Guen. as affected by fruit maturation stages and nutritional characteristics of Solanum melongena L.  Minia International Conference for Agriculture and Irrigation in the Nile Basin Countries, 26th-29th March 2012, El- Minia, Egypt.

8. Atanu, S. O. Echezona, B. C. Ugwuoke, K. I. (2016). A survey of the level of sweet orange (Citrus senensis L. Osbeck) fruit drop as caused by insect pest infestations in Benue State, Nigeria. In: Proceedings of 3rd National Annual Conference of Crop Science Society of Nigeria, Nsukka held at the University of Nigeria, Nsukka September 27-30, 2016.pp362-366.

9. Atanu, S. O. Echezona, B. C. Ugwuoke, K. I. (2016). Identification and abundance of fruit fly species responsible for fruit drop of sweet orange (Citrus senensis L. Osbeck) in Benue State Nigeria In: Proceedings of 3rd National Annual Conference of Crop Science Society of Nigeria, Nsukka held at the University of Nigeria, Nsukka September 27-30, 2016.pp367-372




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