Hammond, W.    

Firstname:W. 
Surname:Hammond 
Email: 
Institute:IITA 
Homepage:http://www.iita.org 
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23 publications (0 read)





Publications as Author



2012

An historical review of progress to control key cowpea biotic constraints in Burkina Faso, Dabire, C.*, Tignegre, J. B.*, Ba, M. N.*, Tamo, M., Sanon, A.*, Ouedraogo, T.J.*, Neya, B.*, Muleba, N., Hammond, W. and Coulibaly, O., in: Improving livelihoods in the cowpea value chain through advancements in science. Proceedings of the 5th World Cowpea Research Conference, 26 September - 1 October 2010 , Saly, Senegal, pages 273-286, International Institute of Tropical Agriculture (IITA), 2012.
 

2011

Efforts geared toward the control of cowpea biotic stress in Burkina Faso and West Africa: Proceedings of the 5th World Cowpea Research Conference, held at Palm Beach Hotel, Saly, Senegal. 27 September - 1 October, Dabire, C.*, Tignegre, J. B.*, Ba, M. N.*, Tamo, M., Sanon, A., Ouedraogo, T.J.*, Neya, B.J, Muleba, N., Hammond, W. and Coulibaly, O., 2011.
 

2010

Efforts of cowpea biotic stresses management in Burkina Faso and in West Africa, Dabire, C.*, Tamo, M., Ouedraogo, T.J.*, Neya, B.J, Tignegre, J. B.*, Diasso, G., Ba, M. N.*, Hammond, W. and Coulibaly, O., Abstract (Poster) in Program and Book of Abstracts of the 5th World Cowpea Research Conference, held at Palm Beach Hotel, Saly, Senegal. 27 September - 1 October, 2010.
 
Efforts de gestion des contraintes biotiques sur le niebe au Burkina Faso et en Afrique de I'Quest, Dabire, C.*, Tamo, M., Ouedraogo, T.J.*, Neya, B.J, Tignegre, J. B.*, Diasso, G., Ba, M. N.*, Hammond, W. and Coulibaly, O., Abstract (Oral presentaion) in Program and Book of Abstracts of the 5th World Cowpea Research Conference, held at Palm Beach Hotel, Saly, Senegal. 27 September - 1 October, 2010.
 

2008

Integrated pest management for cowpea-cereal cropping systems in the West African savannah, Adati, T., Tamo, M., Yusuf, S.*, Downham, M., Singh, B. and Hammond, W., in: International Journal of Tropical Insect Science, volume 27, number 3-4, pages 123-137, ISSN 1742-7584, 2008. [DOI]
 
Integrated pest management for cowpea-cereal cropping systems in the West African savannah, Adati, T., Tamo, M., Yusuf, S.*, Downham, M., Singh, B. and Hammond, W., in: International Journal of Tropical Insect Science, volume 27, number 3-4, pages 123-137, ISSN 1742-7584, 2008.
 

2007

Countrywide distribution of fauna association with the cassva green mite (Mononychellus tanajoa) in Cameroon, Tchuanyo, M.*, Yaninek, J., Hammond, W., Onzo, A. and Lienou, L.*, in: Cameroon Journal of Agricultural Science, volume 3, number 2, pages 43-48, 2007.
 

2003

Integrated pest management for cowpea-cereal cropping systems in the West African savanna, Adati, T., Hammond, W., Yusuf, S.*, Downham, M., Singh, B. and Tamo, M., in: Paper presented at: 15th Biennial Congress of the African Association of Insect Scientists and Silver Jubiless Celebrations jointly organized with the Entomological Society of Kenya, 9-13 June, ICIPE, Nairobi, Kenya, 2003.
 

1992

Biological control in cassava: a viable crop protection package for resource-poor farmers, Hammond, W., Neuenschwander, P., Yaninek, J. and Herren, H. R., in: Seminar on Crop Protection for Resources-Poor Farmers, pages 45-54, Technical Centre for Agricultural Co-operation (CTA); Natural Resources Institute (NRI), 1992.
 

1991

Sex ratios in field populations of Epidinocarsis lopezi, an exotic parasitoid of the cassava mealybug, in Africa, van Dijken, M. J., Neuenschwander, P., van Alphen, J. J. M. and Hammond, W., in: Ecological Entomology, volume 16, pages 233-240, 1991.
 

1990

Crop protection, Ikotun, T.*, Neuenschwander, P., Yaninek, J. and Hammond, W., pages 69-81, International Institute of Tropical Agriculture (IITA), 1990.
 
The role of kairomones in prey finding by Diomus sp. and Exochomus sp., two coccinellid predators of the cassava mealybug, Phenacoccus manihoti, Meiracker van den, R. A. F., Hammond, W. and Van Alphen, J. J. M., in: Entomologia experimentalis et applicata, volume 56, pages 209-217, 1990.
 
Biological control of cassava mealybug, Phenacoccus manihoti in Africa: review of field studies, Neuenschwander, P. and Hammond, W., pages 42-50, International Institute of Tropical Agriculture (IITA), 1990.
 
Biological control of the cassava mealybug, Phenacoccus manihoti (Hom., Pseudococcidae) by Epidinocarsis lopezi (Hym., Encyrtidae) in West Africa, as influenced by climate and soil, Neuenschwander, P., Hammond, W., Ajuonu, O., Gado, A., Echendu, N.*, Bokonon-Ganta, A. H., Allomasso, R. and Okon, I., in: Agriculture, Ecosystems and Environment, volume 32, pages 39-55, ISSN 0167-8809, 1990.
 
Sustained biological control of the cassava mealybug Phenacoccus manihoti (Hom: Pseudococcidae) by Epidinocarsis lopezi (Hym.: Encyrtidae) in Nigeria, Hammond, W. and Neuenschwander, P., in: Entomophaga, volume 35, number 4, pages 515-526, ISSN 0013-8959, 1990. [DOI]
 

1989

Insect invasions: the case of the cassava mealybug and its natural enemies evaluated, Van Alphen, J. J. M., Neuenschwander, P., van Dijken, M. J., Hammond, W. and Herren, H. R., in: The Entomologist, volume 108, pages 38-55, 1989.
 
Impact assessment of the biological control of the cassava mealybug, Phenacoccus manihoti Matile-Ferrero (Hemiptera: Pseudococcidae), by the introduced parasitoid Epidinocarsis lopezi (De Santis) (Hymenoptera: Encyrtidae), Neuenschwander, P., Hammond, W., Gutierrez, A. R., Cudjoe, A.*, Adjakloe, R., Baumgartner, J. and Regev, U., in: Bulletin of Entomological Research, volume 79, pages 579-594, ISSN 0007-4853, 1989.
 

1988

An overview of a systems model of cassava and cassava pests in Africa, Gutierrez, A. P., Wermelinger, B., Schulthess, F., Baumgaertner, J. U., Yaninek, J., Herren, H. R., Neuenschwander, P., Lohr, B., Hammond, W. and Ellis, C. K., in: Insect Science and its Application, volume 8, pages 919-924, 1988.
 
Cassava mealybug (Phenacoccus manihoti) and green spider mites (Mononychellus spp.) biological control: an example of classical biological control for Africa, Herren, H. R., Neuenschwander, P., Hammond, W., Yaninek, J., Gutierrez, A. P., Haug, T., Schulthess, F., Lohr, B., Varela, A. M. and Hennessey, R. D., Institut national de la recherche agronomique (INRA), 1988.
 
Natural enemy activity following the introduction of Epidinocarsis lopezi (Hymenoptera: encyrtidae) against the cassava mealybug, Phenacoccus manihoti (Homoptera: psudococcidae), in southwestern Nigeria, Neuenschwander, P. and Hammond, W., in: Environmental Entomology, volume 17, number 5, pages 894-902, ISSN 0046-225X, 1988. [DOI]
 

1987

Introduction and dispersal of Epidinocarsis lopezi (Hymenoptera: Encyrtidae), an exotic parasitoid of the cassava mealybug. Phenacoccus manihoti (Homoptera: Pseudococcidae), in Africa, Herren, H. R., Neuenschwander, P., Hennessey, R. D. and Hammond, W., in: Agriculture, Ecosystems and Environment, volume 19, pages 131-144, 1987.
 
Changes in the composition of the fauna associated with the cassava mealybug, Phenacoccus manihoti, following the introduction of the parasitoid Epidinocarsis lopezi, Neuenschwander, P., Hammond, W. and Hennessey, R. D., in: Insect Science and its Application, volume 8, pages 893-898, 1987.
 
Impact of the exotic parasitoid Epidinocarsis lopezi on cassava mealybug (Phenacoccus manihoti) populations, Hammond, W., Neuenschwander, P. and Herren, H. R., in: Insect Science and its Application, volume 8, pages 887-891, 1987.