Hughes, J.    

Firstname:J. 
Surname:Hughes 
Email: 
Institute:IITA 
Homepage:http://www.iita.org 
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Publications as Author



2012

Re-evaluation of Yam Mosaic Virus (YMV) detection methods, Eni, A*, Hughes, J., Asiedu, R. and Rey, M.*, in: Academic Journal of Plant Sciences, volume 5, number 1, pages 18-22, ISSN 1995-8986, 2012. [DOI]
 

2008

Cassava improvement in sub-Saharan Africa: contributions of IITA and its partners, Dixon, A., Okechukwu, R., Ssemakula, G., Hanna, R., Thresh, J. M., Hughes, J., Ingelbrecht, I., Fregene, M.*, Legg, J., Mahungu, N., Nweke, F., Ntawuruhunga, P., Fauquet, C., Manyong, V., Neuenschwander, P., Whyte, J., Wydra, K., Asiedu, R., Egesi, C. N.*, Bandyopadhyay, R., Winter, S., Tarawali, G., Bokanga, M., Ezedinma, C., Sanni, L., Ferguson, M., Ogbe, F., Akoroda, M., Maziya-Dixon, B., Ilona, P., Ekanayake, I. J., Ariyo, O., Onyeka, J.*, Otim-Nape, G.*, Dahniya, M. T., Ortiz, R., Hahn, S. K. and Hartmann, P., 2008.
 
Alternate hosts of African cassava mosaic virus and East African cassava mosaic Cameroon virus in Nigeria, Alabi, O., Ogbe, F., Bandyopadhyay, R., Kumar, P. L., Dixon, A., Hughes, J. and Naidu, R.*, in: Archives of Virology, volume 153, number 9, pages 1743-1747, ISSN 0304-8608, 2008. [DOI]
 
First report of cucumber mosaic virus in yams (Dioscorea spp.) in Ghana, Togo and Republic of Benin in West Africa, Eni, A., Kumar, P. L., Asiedu, R., Alabi, O., Naidu, R.*, Hughes, J. and Rey, M.*, in: Plant Disease, volume 92, number 5, pages 833, ISSN 0191-2917, 2008. [DOI]
 
Multiple virus infections of lablab [ Lablab purpureus (L.) Sweet] in Nigeria, Odedara, O.*, Hughes, J., Odebode, C. A.* and Odu, B. O.*, in: Journal of General Plant Pathology, volume 74, pages 322-325, ISSN 1345-2630, 2008.
 
Survey of the incidence and distribution of five viruses infecting yams in the major yam-producing zones in Benin, Eni, A., Hughes, J. and Rey, M.*, in: Annals of Applied Biology, ISSN 0003-4746, 2008.
 
Institutional aspects of sanitary and phytosanitary issues in ECOWAS trade, Hughes, J., Bandyopadhyay, R., Makinde, K. and Olembo, S.*, pages 335-348, chapter 29, CABI Publishing, ISBN 978-1-84593-082-0, 2008.
 

2007

Evaluation of water yam (Dioscorea alata L.) germplasm for reaction to yam anthracnose and virus diseases and their effect on yield, Egesi, C. N.*, Odu, B., Ogunyemi, S., Asiedu, R. and Hughes, J., in: Journal of Phytopathology, volume 155, number 9, pages 536-543, 2007.
 
Banana streak disease survey in three plantain growing regions of Ghana, Lamptey, J. N. L.*, Dzomeku, B. M.*, Anno-Nyako, F. O.*, Banful, B.* and Hughes, J., in: International Journal of Virology, volume 3, number 2, pages 96-99, 2007.
 
The occurrence of African cassava mosaic virus and East African cassava mosaic Cameroon virus in natural hosts other than cassava in Nigeria, Alabi, O., Ogbe, F., Bandyopadhyay, R., Dixon, A., Hughes, J. and Naidu, R.*, in: Phytopathology, volume 97, number 7 (Supplement), pages S3, 2007.
 
Cowpea viruses: effect of single and mixed infections on symptomatology and virus concentration, Taiwo, M. A.*, Kareem *, K. T., Nsa *, I. Y. and Hughes, J., in: Virology Journal, volume 4, number 95, ISSN 1743-422X, 2007. [DOI]
 
Incidence of seed transmitted viruses in cowpea and soybean in Nigeria, Mgbechi-Ezeri, J., Ayodele, M., Akinbade, S., Hughes, J., Bandyopadhyay, R. and Kumar, P. L., pages 160, 2007.
 
Mixed infections by biological variants of African Cassava Mosaic Virus and their associated severe symptoms on cassava in Nigeria, Ogbe, F., Dixon, A., Hughes, J. and Alabi, F., in: Proceedings of 9th ISTRC-AB symposium, pages 639-643, Mombasa, Kenya, 2007.
 
Towards the control of a severe form of cassava mosaic disease in Nigeria: diagnostic survey for cassava mosaic begomoviruses, Ogbe, F., Dixon, A. and Hughes, J., in: Proceedings of the 13th ISTRC-Govt symposium, pages 298-306, Arusha, Tanzania, 2007.
 
Yam anthracnose disease: field symptoms and laboratory diagnostics, Ayodele, M., Hughes, J. and Asiedu, R., in: Proccedings of the 9th ISTRC-AB symposium, Mombasa, Kenya, 2007.
 
Diagnosis, occurrence and seed transmission studies of viruses infecting four Centrosema species in Nigeria, Odedara, O.*, Hughes, J. and Ayo-John, E.*, in: Tropical Science, volume 47, number 4, pages 244-252, ISSN 0041-3291, 2007. [DOI]
 
Characterisation of a potyvirus from Centrosema pubescens Benth, Odedara, O.*, Hughes, J., Tarawali, G., Odebode, C. A.* and Winter, S., in: Tropical Science, volume 47, number 1, pages 3-15, ISSN 0041-3216, 2007.
 
Incidence and distribution of virus and virus-like diseases on yams (Dioscorea sp.) in the Republic of Benin, Eni, A., Hughes, J., Asiedu, R., Bandyopadhyay, R. and Kumar, P. L., in: 10th International Plant Virus Epidemiology Symposium, 15 - 19 October 2007, ICRIST, Hyderadad, India, pages 123, 2007.
 

2006

Reaction of white guinea yam (Dioscorea rotundata Poir.) genotypes to virus diseases in four agroecological zones in Nigeria, Odu, B., Asiedu, R., Shoyinka, S.* and Hughes, J., in: Journal of Phytopathology, volume 154, number 11-12, pages 688-693, ISSN 0931-1785, 2006.
 
Screening of water yam (Dioscorea alata L.) genotypes for reactions to viruses in Nigeria, Odu, B., Asiedu, R., Shoyinka, S.* and Hughes, J., in: Journal of Phytopathology, volume 154, number 11-12, pages 716-724, ISSN 0931-1785, 2006.
 
Status of cassava begomoviruses and their new natural hosts in Nigeria, Ogbe, F., Dixon, A., Hughes, J., Alabi, O. and Okechukwu, R., in: Plant Disease, volume 90, number 5, pages 548-553, 2006.
 

2005

Agrobacterium-mediated transformation of plantain (Musa spp.) cultivar Agbagba, Tripathi, L., Tripathi, J. and Hughes, J., in: African Journal of Biotechnology, volume 4, number 12, pages 1378-1383, ISSN 1684-5315, 2005.
 
The status of cassava mosaic disease, cassava begomoviruses, and whitefly vector populations in Nigeria, Ogbe, F., Dixon, A., Hughes, J., Alabi, F. and Okechukwu, R., International Institute of Tropical Agriculture (IITA), 2005.
 

2004

Evaluation of resistance to yam mosaic virus (YMV), genus Potyvirus in white yam (Dioscorea rotundata Poir.), Odu, B., Asiedu, R., Hughes, J., Shoyinka, S.* and Oladiran, O., in: Field Crops Research, volume 89, pages 97-105, 2004.
 
Mixed infections by biological variants of African cassava mosaic virus and their associated severe symptoms on cassava in Nigeria, Ogbe, F., Dixon, A., Hughes, J. and Alabi, F., in: Book of Abstracts of the 9th Triennial Symposium of the International Society for Tropical Root Crops-Africa Branch, 31 October-5 November 2004, Mombasa, Kenya, 2004.
 
Responses of white yam (Dioscorea rotundata) cultivars to inoculation with three viruses, Odu, B., Hughes, J., Asiedu, R., Ng, N. Q., Shoyinka, S.* and Oladiran, O., in: Plant Pathology, volume 53, number 2, pages 141-147, ISSN 0032-0862, 2004.
 
Incidence of cucumber mosaic virus (CMV), genus Cucumovirus causing infectious chlorosis of Musa spp. in Nigeria, John, E., Hughes, J., Ekpo, E.* and Coyne, D., in: Abstract Guide for the 1st International Congress on Musa: Harnessing research to improve livelihoods, 6-15 July 2004, Penang, Malaysia, 2004.
 
Safe and effective international movement of vegetatively propagated crops in sub-Saharan Africa, Hughes, J., Asiedu, R., Ayodele, M., Dixon, A. and Tenkouano, A., in: Book of Abstracts of the 9th Triennial Symposium of the International Society for Tropical Root Crops-Africa Branch, 31 October-5 November 2004, Mombasa, Kenya, 2004.
 

2003

Cassava: from poor farmer's crop to pacesetter of African rural development, Dixon, A., Bandyopadhyay, R., Coyne, D., Ferguson, M., Ferris, R. S. B., Hanna, R., Hughes, J., Ingelbrecht, I., Legg, J., Mahungu, N., Manyong, V., Mowbray, D., Neuenschwander, P., Whyte, J., Hartmann, P. and Ortiz, R., in: Chronica Horticulturae, volume 43, number 4, pages 8-15, ISSN 0578-039X, 2003.
 
Yam breeding, Asiedu, R., Mignouna, H., Odu, B. and Hughes, J., in: Plant Virology in sub-Saharan Africa: proceedings of a conference organized by IITA, 4-8 June 2001., pages 466-475, International Institute of Tropical Agriculture (IITA), 2003.
 
Summary and survey of existing facilities for research and training in sub-Saharan Africa, Kimmins, F., Kenyon, L., Shoyinka, S.* and Hughes, J., in: Plant virology in sub-Saharan Africa: proceedings of a conference organized by IITA, 4-8 June 2001, pages 569-574, 2003.
 
Regeneration and transient gene expression of African Musa species with diverse genomic constitution and ploidy levels, Tripathi, L., Tripathi, J., Oso, R., Hughes, J. and Keese, P., in: Tropical Agronomy, volume 80, pages 182-187, 2003.
 
An overview of viruses infecting Dioscorea yams in sub-Saharan Africa, Kenyon, L., Shoyinka, S.*, Hughes, J. and Odu, B., in: Plant virology in sub-Saharan Africa: proceedings of a conference organized by IITA, 4-8 June 2001, pages 432-439, International Institute of Tropical Agriculture (IITA), 2003.
 
Virus diseases of root crops in Africa: Abstracts, Legg, J., Gibson, R. and Hughes, J., in: Paper presented at: Thirteenth smposium of the International Society for Tropical Root Crops (ISTRC); 10-14 November, Arusha, Tanzania, 2003.
 
Prospects for breeding agronomically superior Musa with resistance or tolerance to BSV, Tenkouano, A., Dahal, G., Hughes, J. and Pillay, M., in: Plant Virology in sub-Saharan Africa: proceedings of a conference organized by IITA, 4-8 June 2001., International Institute of Tropical Agriculture (IITA), 2003.
 
Methods for the detection of plant viruse diseases, Naidu, R.* and Hughes, J., in: Plant virology in sub-Saharan Africa: proceedings of a conference organized by IITA, 4-8 June 2001. Ibadan, Nigeria, pages 233-260, International Institute of Tropical Agriculture (IITA), 2003.
 
Towards the control of a severe cassava mosaic disease in Nigeria: diagnostic survey of cassava mosaic begomoviruses, Ogbe, F., Hughes, J. and Dixon, A., in: Paper presented at: 13th Symposium of the International Society of Tropical Root Crops (ISTRC); 10-14 November, International Conference Center, Arusha, Tanzania, 2003.
 
Bacterial tuber rot of seed yams (Dioscorea rotundata) in Nigeria and the Republic of Benin, Ayodele, M., Hughes, J. and Asiedu, R., in: Root crops: the small processor and development of local food industries for market economy: proceeding of the Eighth Triennial Syposium of the International Society for Tropical Root Crops - Africa Branch (ISTRC-AB), 12-16 November 2001, Ibadan, Nigeria, pages 597-602, 2003.
 
Reactions of white yam (Dioscorea rotundata Poir.) genotypes to three viruses infecting yams, Odu, B., Hughes, J., Asiedu, R., Shoyinka, S.* and Oladiran, O., in: Root crops: the small processor and development of local food industries for market economy: proceeding of the Eighth Triennial Syposium of the International Society for Tropical Root Crops - Africa Branch (ISTRC-AB), 12-16 November 2001, Ibadan, Nigeria, pages 516-521, 2003.
 
Plant virology in sub-Saharan Africa: proceedings of a conference organized by IITA, 4-8 June 2001, Hughes, J. and Odu, B., 2003.
 
Overview of viruses of legumes other than groundnut in Africa, Hughes, J. and Shoyinka, S.*, in: Plant Virology in sub-Saharan Africa: proceedings of a conference organized by IITA, 4-8 June 2001., pages 553-568, International Institute of Tropical Agriculture, IITA, 2003.
 
Future of plant virus disease research in sub-Saharan African agriculture, Hughes, J., Naidu, R.* and Shoyinka, S., in: Plant virology in sub-Saharan Africa: proceedings of a conference organized by IITA, 4-8 June 2001, Ibadan, Nigeria, pages 261-278, International Institute of Tropical Agriculture (IITA), 2003.
 

2002

Pod surface characteristics in wild and cultivated Vigna species and resistance to the coreid bug Clavigralla tomentosicollis Stal. (Hemiptera: Coreidae), Koona, P., Osisanya, E., Jackai, L., Tamo, M., Reeves, J. and Hughes, J., in: Insect Science and Its Application, volume 22, pages 1-7, 2002.
 
Reduced consumption and use of pods of Vigna species (Leguminosae) by Maruca vitrata (Lepidoptera : Pyralidae), Oigiangbe, O., Jackai, L., Ewete, F., Hughes, J. and Lajide, L., in: African Entomology, volume 10, number 2, pages 333-340, 2002.
 
A sensitive TAS-ELISA for the detection of some West African isolates of yam mosaic virus (YMV) in Dioscorea species, Njukeng, A. P.*, Atiri, G.*, Hughes, J., Agindotan, B., Mignouna, H. and Thottappilly, G., in: Tropical Science, volume 42, pages 65-74, 2002.
 
Good and bad viruses, Cherry, A. and Hughes, J., International Institute of Tropical Agriculture (IITA) Work Planning Week, 2002.
 
Nematodes as potential vectors of banana die-back, a virus disease of Musa spp., Auwerkerken, A., Hughes, J., Coyne, D., De Waele, D. and Brown, D., in: Proceedings, Lagos, Nigeria, 2002.
 
Occurrence of yam leaf, vine, and tuber infection by Colletotrichum gloeosporioides strains in four locations in Nigeria, Ayodele, M., Hughes, J. and Asiedu, R., in: Proceedings of the 4th ISTA-PDC Seed Health symposium on helathy seeds, the basis for sustainable farming, Wageningen, The Netherlands, 2002.
 
Production of transgenic Musa varieties for sub-Saharan Africa, Tripathi, L., Hughes, J. and Tenkouano, A., in: Paper Presented, Leuven, Belgium, 2002.
 
Occurrence of the Uganda variant of East African cassava mosaic virus (EACMV-Ug) in western Democratic Republic of Congo and the Congo Republic defines the westernmost extent of the CMD pandemic in East/Central Africa, Neuenschwander, P., Hughes, J., Ogbe, F., Ngatse, J. and Legg, J., in: Plant Pathology, volume 51, pages 385, ISSN 0032-0862, 2002.
 

2001

Potential of West African white yam (Dioscorea rotundata Poir.) genotypes as sources of resitance to yam mosaic virus (genus Potyvirus; family Potyviridae), Odu, B., Asiedu, R., Hughes, J., Shoyinka, S.* and Oladiran, A., 2001.
 
Sources of resistance to rice yellow mottle virus (RYMV) Genus sobemovirus among rice varieties and lines in Nigeria, Abo, M., Ukwungwu, M., Hughes, J. and Misari, S., in: Journal of Agriculture and Environment, volume 2, pages 263-270, 2001.
 
Yam viruses in Nigeria, Odu, B., Shoyinka, S.*, Hughes, J., Asiedu, R. and Oladiran, A., in: Root crops in the 21st century: proceedings of the 7th Triennial Symposium of the International Society for Tropical Root Crops - Africa Branch (ISTRC-AB), Cotonou, Benin, 11-17 October 1998, pages 631-633, ISTRC-AB; Government of Benin, 2001.
 
Viruses and viral diseases of yams in Ghana, Offei, S.*, Olatunde, O., Hughes, J. and Kenyon, L., 2001.
 
Banana die-back: a new disease of bananas, Auwerkerken, A., Hughes, J., Coyne, D. and De Waele, D., International Institute of Tropical Agriculture (IITA), 2001.
 
New reports of the occurrence of the Uganda variant of East African Cassava Mosaic Virus (EACMV-Ug) from western Democratic Republic of Congo and the Congo Republic define the westernmost extent of the CMD pandemic in East/Central Africa, Neuenschwander, P., Hughes, J., Ogbe, F., Ngatse, J. and Legg, J., in: New Disease Reports, volume 4, 2001.
 
Bacterial tuber root of seed yams (Dioscorea rotundata) in Nigeria and the Republic of Benin, Ayodele, M., Hughes, J. and Asiedu, R., in: Abstract of the Eighth Triennal Symposium of the International Society for Tropical Root Crops - Africa Branch (ISTRC-AB) 12-16 Nov, Ibadan, Nigeria, 2001.
 
Methods for the detection of plant viruses, Naidu, R.* and Hughes, J., in: Book of Abstracts of the First conference on Plant virology in sub-Saharan Africa, 4-8 June, International Institute of Tropical Agriculture (IITA), Ibadan, Nigeria, 2001.
 
Evaluation of cowpeas, soybeans, and herbaceous legumes for seedborne viruses, Odedara, O.* and Hughes, J., 2001.
 
Reactions of white yam (Dioscorea rotundata Poir.) genotypes to three viruses infecting yams, Odu, B., Hughes, J., Asiedu, R., Shoyinka, S.* and Oladiran, O., in: Book of Abstracts of the Eighth Triennial Symposium of the International Society for Tropical Root Crops (ISTRC) - Africa Branch, 12-16 Nov, International Institute of Tropical Agriculture (IITA), Ibadan, Nigeria, 2001.
 
Three new isometric viruses infecting yams in Nigeria, Dongo, L., Hughes, J. and Atiri, G.*, pages 652-661, 2001.
 
Strategy for strengthening plant virus research in sub-Saharan African agriculture, Hughes, J., Naidu, R.* and Shoyinka, S.*, pages 17-18, International Institute of Tropical Agriculture (IITA), Ibadan, Nigeria, 2001.
 

2000

Relationship between natural occurrence of banana streak badnavirus and symptom expression, relative concentration of viral antigen, and yield characteristics of some micropropagated Musa spp, Dahal, G., Ortiz, R., Tenkouano, A., Hughes, J., Thottappilly, G., Vuylsteke, D. and Lockhart, B., in: Plant Pathology, volume 49, number 1, pages 68-79, 2000.
 
Symptomatology and development of banana streak badnavirus, under natural conditions in Ibadan, Nigeria, Dahal, G., Hughes, J., Gauhl, F., Pasberg-Gauhl, C. and Nokoe, S., in: Acta Horticulturae, volume 540, pages 361-375, 2000.
 
Comparative sensitivity of triple-antibody sandwich enzyme-linked immunosorbent assay(TAS-ElISA) and immunocapture-reverse transcription polymerase chain reaction (IC-RT-PCR) for the detection of yam mosaic virus, genus Polyvirus, in yam, Hughes, J., Olatunde, O., Canning, E., Seal, S., Kenyon, L. and Offei, S.*, in: Book of Abstracts of the Eighteenth Annual Conference of the Nigerian Institute of Science Technology, 28 Nov-1 Dec. 2000, Maiduguri, Nigeria, pages 25-26, 2000.
 

1999

International Institute of Tropical Agriculture, Schilder, A. M. C., Florini, D. A., Berner, D. K., Hughes, J., Ng, S. Y. C., Ng, N. Q., Thottappilly, G. and Haug, T. M., pages 65-78, APS Press, 1999.
 
A new virus on maize in Nigeria: maize mild mottle virus, Thottappilly, G., Batten, J. S., Qiu, W. P., Hughes, J. and Scholthof, G. K., in: Plant Disease, volume 83, number 3, pages 302, ISSN 0191-2917, 1999.
 
Evaluation of micropropagated plantain and banana (Musa spp.) for banana streak badnavirus incidence under field and screenhouse conditions in Nigeria, Dahal, G., Gauhl, F., Pasberg-Gauhl, C., Hughes, J., Thottappilly, G. and Lockhart, B., in: Annals of Applied Biology, volume 134, number 2, pages 181-191, ISSN 0003-4746, 1999.
 
Isolation, characterisation and identification of a potyvirus from Dioscorea alata L. (water yam) in Nigeria, Odu, B. O.*, Hughes, J., Shoyinka, S.* and Dongo, L., in: Annals of Applied Biology, volume 134, number 1, pages 65-71, ISSN 003-4746, 1999.
 
Viruses of herbaceous legumes in the moist savannah of West Africa, Hughes, J. and Tarawali, S., in: Tropical Science, volume 39, number 2, pages 70-76, ISSN 0041-3291, 1999.
 
Inegrated management of viruses infecting Musa spp, Hughes, J., in: Mobilizing IPM for sustainable banana production in Africa: proceedings of a workshop on banana IPM held in Nelspruit, South Africa, 23-28 November 1998, pages 189-198, International Plant Genetic Resources Institute (IPGRI), 1999.
 

1998

Studies on a Nigerian isolate of banana streak badnavirus: II. Effect of intraplant variation on virus accumulation and reliability of diagnosis by ELISA, Dahal, G., Pasberg-Gauhl, C., Gauhl, F., Thottappilly, G. and Hughes, J., in: Annals of Applied Biology, volume 132, pages 263-275, ISSN 0003-4746, 1998.
 
Status of banana streak disease in Africa: problems and future research needs, Dahal, G., Hughes, J. and Lockhart, B., in: Integrated Pest Management Reviews, volume 3, pages 1-13, 1998.
 
Effect of temperature on symptom expression and reliability of banana streak badnavirus detection in naturally infected plantain and banana (Musa spp.), Dahal, G., Hughes, J., Thottappilly, G. and Lockhart, B., in: Plant Disease, volume 82, number 1, pages 16-21, ISSN 0191-2917, 1998.
 
Theoretical and practical considerations in the regeneration of cowpea germplasm at IITA, Ng, N. Q. and Hughes, J., pages 76-80, IPGRI, 1998.
 
Banana die-back virus - a new virus infecting banana in Nigeria, Hughes, J., Speijer, P. and Olatunde, O., in: Plant Disease, volume 82, number 1, pages 129, ISSN 0191-2917, 1998.
 
Diagnosis of yam viruses, Hughes, J., Dongo, L. and Ng, S. Y. C., in: Tropical Agriculture, volume 75, number 1, pages 45-48, ISSN 0041-3216, 1998.
 

1997

Intraplant variation in sympton expression and distribution of banana streak badnavirus in naturally-infected plantain and banana ( Musa spp.), Dahal, G., Pasberg-Gauhl, C., Gauhl, F., Thottappilly, G. and Hughes, J., in: Phytopathology, volume 87, number S-22, 1997.
 
First report of banana streak badnavirus in plantain landraces in southern Cameroon, Central Africa, Gauhl, F., Pasberg-Gauhl, C. and Hughes, J., in: Plant Disease, volume 81, number 1335, 1997.
 
Effect of temperature on symptom expression and detection of banana streak badnavirus in plantains and bananas, Dahal, G., Hughes, J., Thottappilly, G. and Lockhart, B., in: Phytopathology, volume 87, number S-22, 1997. [DOI]
 
Evaluation of micropropagated plantain and banana hybrids for banana streak badnavirus incidence in Nigeria, Dahal, G., Hughes, J., Gauhl, F., Pasberg-Gauhl, C., Thottappilly, G., Tenkouano, A., Vuylsteke, D. and Lockhart, B., in: Phytopathology, volume 87, number S-22, 1997.
 
Viruses infecting cultivated yams (Dioscorea alata and D. rotundata) in Nigeria, Hughes, J., Dongo, L. and Atiri, G.*, in: Phytopathology, volume 87, number S-45, 1997.
 

1995

Evidence from the virobacterial agglutination test for the existence of eight serogroups of cocoa swollen shoot virus, Hughes, J., Adomako, D. and Ollennu, L. A. A., in: Annals of Applied Biology, volume 127, pages 297-307, 1995.
 

Publications as Editor

2004

Scoping study: impact of sanitary and phytosanitary (SPS) issues on the safe trade in plant and animal products in the Economic Community of West African States (ECOWAS), International Institute of Tropical Agriculture (IITA), 2004.
 

2003

Yam breeding, Asiedu, R., Mignouna, H., Odu, B. and Hughes, J., in: Plant Virology in sub-Saharan Africa: proceedings of a conference organized by IITA, 4-8 June 2001., pages 466-475, International Institute of Tropical Agriculture (IITA), 2003.