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W. N. O. Hammond
Observed names:
Hammond, W.,
Hammond, Winfred,
W Hammond,
W. Hammond,
W. N. O Hammond,
W.N.O. Hammond,
WINFRED N. O. HAMMOND
show all 7
Observed institutions:
International Institute of Tropical Agriculture,
International Institute of Tropical Agriculture,
International Institute of Tropical Agriculture
OpenAlex ID:
A5009947136
Introduction and dispersal of Epidinocarsis lopezi (Hym., Encyrtidae), an exotic parasitoid of the cassava mealybug, Phenacoccus manihoti (Hom., Pseudococcidae), in Africa
1987
·
H.R. Herren
, P. Neuenschwander
, et al.
·
Agriculture Ecosystems & Environment
·
67
Impact assessment of the biological control of the cassava mealybug,Phenacoccus manihotiMatile-Ferrero (Hemiptera: Pseudococcidae), by the introduced parasitoidEpidinocarsis lopezi(De Santis) (Hymenoptera: Encyrtidae)
1989
·
P. Neuenschwander
, W. N. O Hammond
, et al.
·
Bulletin of Entomological Research
·
64
PDF
Biological control of the cassava mealybug, Phenacoccus manihoti (Hom., Pseudococcidae) by Epidinocarsis lopezi (Hym., Encyrtidae) in West Africa, as influenced by climate and soil
1990
·
P. Neuenschwander
, W.N.O. Hammond
, et al.
·
Agriculture Ecosystems & Environment
·
43
Integrated pest management for cowpea–cereal cropping systems in the West African savannah
2007
·
T. Adati
, M. Tamò
, et al.
·
International Journal of Tropical Insect Science
·
35
Sex ratios in field populations of Epidinocarsis lopezi , an exotic parasitoid of the cassava mealybug, in Africa
1991
·
MARIANNE J. VAN DIJKEN
, PETER NEUENSCHWANDER
, et al.
·
Ecological Entomology
·
34
The role of kairomones in prey finding by Diomus sp. and Exochomus sp., two coccinellid predators of the cassava mealybug, Phenacoccus manihoti
1990
·
R. A. F. van den Meiracker
, W. N. O. Hammond
, et al.
·
Entomologia Experimentalis et Applicata
·
33
Sustained biological control of the cassava mealybugPhenacoccus manihoti [Hom.: Pseudococcidae] byEpidinocarsis lopezi [Hym.: Encyrtidae] in Nigeria
1990
·
W. N. O. Hammond
, P. Neuenschwander
·
BioControl
·
30
Natural Enemy Activity Following the Introduction of Epidinocarsis lopezi (Hymenoptera: Encyrtidae) Against the Cassava Mealybug., Phenacoccus manihoti (Homoptera: Pseudococcidae)., in Southwestern Nigeria
1988
·
P. Neuenschwander
, W. N. O. Hammond
·
Environmental Entomology
·
30
Impact of the Exotic Parasitoid Epidinocarsis Lopezi on Cassava Mealybug (Phenacoccus Manihoti) Populations
1987
·
W. N. O. Hammond
, P. Neuenschwander
, et al.
·
International Journal of Tropical Insect Science
·
25
Changes in the Composition of the Fauna Associated With the Cassava Mealybug, Phenacoccus Manihoti, Following The Introduction of the Parasitoid Epidinocarsis Lopezi
1987
·
P. Neuenschwander
, W. N. O. Hammond
, et al.
·
International Journal of Tropical Insect Science
·
7
An Overview of a Systems Model of Cassava And Cassava Pests in Africa
1987
·
A. P. Gutierrez
, B. Wermelinger
, et al.
·
International Journal of Tropical Insect Science
·
4
FAO'S SUPPORT TOWARDS THE SUSTAINABLE MANAGEMENT OF BEET ARMYWORM (Spodoptera exigua) IN JAMAICA
2014
·
Lopez, Vyjayanthi
, Hammond, Winfred
, et al.
·
AgEcon Search (University of Minnesota, USA)
·
1
PDF
Countrywide distribution of fauna associated with the cassava green mite (Mononychellus tanajoa) in Cameroon
2009
·
M Tchuanyo
, J Yaninek
, et al.
·
Cameroon Journal of Agricultural Science
Enhancing management of Maruca vitrata by using pheromone traps. Paper presented at Joint PRONAF/Bean-Cowpea CRSP/Project Workshop, 8-11 April 2002, IITA, Cotonou, Republic of Benin.
2002
·
Manuele Tamò
, O. Coulibaly
, et al.
La lutte biologique contre les ravageurs a de beaux jours devant elle
1995
·
Hammond, Winfred
·
CGSPace A Repository of Agricultural Research Outputs (Consultative Group for International Agricultural Research)
Biological control is here to stay
1995
·
W. N. O. Hammond
·
CGSPace A Repository of Agricultural Research Outputs (Consultative Group for International Agricultural Research)
Interpretation of sex ratios in Epidinocarsis lopezi, a parasitoid of the cassava mealybug Phenacoccus manihoti, as found in cassava fields in Africa.
1990
·
Marianne J. van Dijken
, Peter Neuenschwander
, et al.
The role of kairomones in prey finding in the coccinellids Diomus sp. and Exochomus sp., predators of the cassava mealybug, Phenacoccus manihoti.
1988
·
R. A. F. van den Meiracker
, W. N. O. Hammond
, et al.
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Works count:
19
Citation count:
373
H-index:
9
I10-index:
9
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