D. Obeng‐ofori

发表

P. J. Anankware, Fening Ko, E. Osekre, 2015 .

Predator‐parasitoid‐host interaction: biological control of Rhyzopertha dominica and Sitophilus oryzae by a combination of Xylocoris flavipes and Theocolax elegans in stored cereals

C. Ulrichs, D. Obeng‐ofori, M. Schöller, 2019, Entomologia Experimentalis et Applicata.

Laboratory Evaluation of The Susceptibility of Adult African Invader Fly Bactrocera Invadens (Diptera : Tephritidae) To Nulure-Based Bait of Some Selected Insecticides Commonly Used By Mango Farmers In Ghana

D. Obeng‐ofori, M. Billah, G. Abdullahi, 2011 .

Intra- and Interspecific Aggregation Responses of Locusta migratoria migratorioides and Schistocerca gregaria and a Comparison of Their Pheromone Emissions

B. Torto, D. Obeng‐ofori, A. Niassy, 1999, Journal of Chemical Ecology.

Field and laboratory studies on natural enemies associated with the newly invasive mealybug species, Paracoccus marginatus, and other pests of papaya in the eastern and greater Accra regions of Ghana.

D. Obeng‐ofori, D. Cham, H. Davis, 2013 .

Phase‐independent responses to phase‐specific aggregation pheromone in adult desert locusts, Schistocerca gregaria (Orthoptera: Acrididae)

D. Obeng‐ofori, A. Hassanali, P. G. Njagi, 1996 .

Toxicity and protectant potential of camphor, a major component of essential oil of Ocimum kilimandscharicum, against four stored product beetles

D. Obeng‐ofori, C. Reichmuth, A. Hassanali, 1998 .

Evaluation of three German enhanced diatomaceous earth formulations for the management of two major storage pests in Ghana

C. Ulrichs, M. Tuda, D. Obeng‐ofori, 2022, Journal of Stored Products Research.

Bio-insecticidal effectiveness of three formulations of diatomaceous earths against Callosobruchus maculatus (F.) (Coleoptera: Chrysomelidae) in stored cowpea

C. Ulrichs, D. Obeng‐ofori, M. Schöller, 2021, Journal of Plant Diseases and Protection.

Toxicity and protectant potential of Piper guineense (Piperaceae) and Senna siamea (Fabaceae) mixed with diatomaceous earth for the management of three major stored product beetle pests

C. Ulrichs, D. Obeng‐ofori, M. Schöller, 2018 .

Insecticidal efficacy of botanical food by-products against selected stored-grain beetles by the combined action with modified diatomaceous earth

C. Ulrichs, D. Obeng‐ofori, M. Schöller, 2017 .

Bioefficacy of enhanced diatomaceous earth and botanical powders on the mortality and progeny production of Acanthoscelides obtectus (Coleoptera: Chrysomelidae), Sitophilus granarius (Coleoptera: Dryophthoridae) and Tribolium castaneum (Coleoptera: Tenebrionidae) in stored grain cereals

C. Ulrichs, D. Obeng‐ofori, M. Schöller, 2017 .

Efficacy of diatomaceous earth formulations against Callosobruchus maculatus (F.) (Coleoptera: Bruchidae) in Kersting’s groundnut (Macrotyloma geocarpum Harms): influence of dosage rate and relative humidity

C. Ulrichs, D. Obeng‐ofori, C. Adarkwah, 2013, Journal of Pest Science.

Residual insecticides, inert dusts and botanicals for the protection of durable stored products against pest infestation in developing countries

D. Obeng‐ofori, D. Obeng-Ofori, 2010 .

Compensatory and susceptive responses of cowpea genotypes to infestation by aphis Craccivora koch.

D. Obeng‐ofori, F. Kusi, F. Padi, 2011 .

Effect of cassava processing equipment on quality of gari produce in selected processing site in Ghana.

D. Obeng‐ofori, E. Kyereh, R. Bani, 2013 .

Manganese, Iron, Lead, and Zinc Levels and Haematological Profile among Welders in Bibiani Anhwiaso Bekwai District, Ghana

E. Awuah, S. Gyasi, D. Obeng‐ofori, 2022, Journal of environmental and public health.

Bioactivity of eugenol, a major component of essential oil of Ocimum suave (Wild.) against four species of stored-product Coleoptera

D. Obeng‐ofori, C. Reichmuth, D. Obeng-Ofori, 1997 .

Identification and classification of common edible insects in Ghana

E. Osekre, D. Obeng‐ofori, J. P. Anankware, 2016 .

Host Range of the Newly Invasive Mealybug Species Paracocccus Marginatus Williams and Granara De Willink (Hemiptera: Pseudococcidae) in Two Ecological Zones of Ghana

D. Obeng‐ofori, D. Cham, H. Davis, 2011 .

Sex differentiation studies relating to releaser aggregation pheromones of the desert locust, Schistocerca gregaria

D. Obeng‐ofori, A. Hassanali, P. G. Njagi, 1994 .

Integration of Calneem® oil and parasitoids to control Cadra cautella and Corcyra cephalonica in stored grain cereals

C. Büttner, D. Obeng‐ofori, M. Schöller, 2011, Phytoparasitica.

Did the price-related reforms in Ghana's cocoa sector favour farmers?

F. Asante, A. van Huis, D. Obeng‐ofori, 2014 .

Incentives for cocoa bean production in Ghana: Does quality matter?

A. Huis, F. Asante, D. Obeng‐ofori, 2012 .

Assessing the effectiveness of a Local Agricultural Research Committee in diffusing sustainable cocoa production practices: the case of capsid control in Ghana

N. Röling, A. van Huis, D. Obeng‐ofori, 2007 .

Host preference and suitability of some selected crops for two biotypes of Bemisia tabaci in Ghana

D. Obeng‐ofori, A. Omondi, E. Danquah, 2005 .

Econometrics of Domestication of the African Palm Weevil (Rhynchophorus phoenicis F.) Production as Small-Scale Business in Ghana

D. Obeng‐ofori, Thomas Commander N., Jacob P. Anankware, 2019 .

Toxicity, growth regulatory and repellent activities of medicinal plant extracts on Musca domestica L. (Diptera: Muscidea)

D. Obeng‐ofori, H. Bisseleua, Seth W. K. Gbewonyo, 2008 .

Bio-rational control of red flour beetle Tribolium castaneum (Herbst) (Coleoptera: Tenebrionidae) in stored wheat with Calneem® oil derived from neem seeds

C. Büttner, D. Obeng‐ofori, M. Schöller, 2010, Journal of Pest Science.

Products derived from the leaves of Ocimum kilimandscharicum (Labiatae) as post-harvest grain protectants against the infestation of three major stored product insect pests

D. Obeng‐ofori, A. Hassanali, G. Nyamasyo, 1995 .

Effect of temperature on immature development and longevity of two introduced opiine parasitoids on Bactrocera invadens

S. Ekesi, F. Khamis, D. Salifu, 2013 .

Preliminary inventory of hymenopteran parasitoids associated with fruit-infesting flies (Diptera: Tephritidae) in Northern Ghana

D. Obeng‐ofori, M. Billah, K. Afreh-Nuamah, 2016 .

Evaluation of Ocimum suave (Willd) as a source of repellents, toxicants and protectants in storage against three stored product insect pests

D. Obeng‐ofori, A. Hassanali, A. Bekele, 1996 .

Review of biodiversity in sacred groves in Ghana and implications on conservation

D. Obeng‐ofori, Rosina Kyerematen, T. Nganso, 2012 .

Biological activity of 1,8 cineole, a major component of essential oil of Ocimum kenyense (Ayobangira) against stored product beetles

D. Obeng‐ofori, A. Hassanali, J. Bekele, 1997 .

Bioactivity of Securidaca longepedunculata Fres. against Callosobruchus maculatus Fab. (Coleoptera: Bruchidae) and Sitophilus zeamais Motsch (Coleoptera: Curculionidae)

D. Obeng‐ofori, E. Owusu, E. Afful, 2012 .

Bioactivities of crude extracts of the candlewood Zanthoxylum xanthoxyloides Lam. (Rutaceae) against the cowpea beetle Callosobruchus maculatus (Walp)

D. Obeng‐ofori, Bd Bisseleua, Ws Gbewanyo, 2008 .

Insecticidal efficacy of botanical food by-products against selected stored-grain beetles by the combined action with modified diatomaceous earth

C. Ulrichs, D. Obeng‐ofori, M. Schöller, 2016, Journal of Plant Diseases and Protection.

Plant oils as grain protectants against infestations of Cryptolestes pusillus and Rhyzopertha dominica in stored grain

D. Obeng‐ofori, D. Obeng-Ofori, 1995 .

Corcyra cephalonica ( Stainton ) ( Lepidoptera : Pyralidae ) in Stored Rice

C. Büttner, D. Obeng‐ofori, M. Schöller, 2008 .

Plant oils as potentiation agents of monoterpenes for protection of stored grains against damage by stored product beetle pests

D. Obeng‐ofori, C. Reichmuth, D. Obeng-Ofori, 1999 .

Evaluation of Ocimum kenyense (Ayobangira) as source of repellents, toxicants and protectants in storage against three major stored product insect pests

D. Obeng‐ofori, A. Hassanali, A. Bekele, 1997 .

Comparative efficacies of three insecticidal materials and steam treatment for protection of Bambara groundnut against Callosobruchus maculates (Fab.) (Coleoptera: Bruchidae)

D. Obeng‐ofori, J. Dankwah, D. Obeng-Ofori, 2006 .

Field evaluation of non-synthetic insecticides for the management of insect pests of okra Abelmoschus esculentus (L.) Moench in Ghana

J. Sackey, D. Obeng‐ofori, D. Obeng-Ofori, 2005 .

Effects of harvest techniques and drying methods on the stability of glucosinolates in Moringa oleifera leaves during post-harvest

C. Ulrichs, I. Mewis, D. Obeng‐ofori, 2019, Scientia Horticulturae.

Perception of Ghanaian mango farmers on the pest status and current management practices for the control of the African invader fly Bactrocera invadens (Diptera: Tephritidae)

D. Obeng‐ofori, M. Billah, G. Abdullahi, 2011 .

Multiyear Rainfall and Temperature Trends in the Volta River Basin and their Potential Impact on Hydropower Generation in Ghana

Y. Mulugetta, Komlavi Akpoti, A. T. Kabo-bah, 2016 .

Efficacy of mixing vegetable oils with pirimiphos-methyl against the maize weevil, Sitophilus zeamais Motschulsky in stored maize

D. Obeng‐ofori, S. Amiteye, D. Obeng-Ofori, 2005 .

Some factors affecting responses of four stored product beetles (Coleoptera: Tenebrionidae & Bostrichidae) to pheromones.

D. Obeng‐ofori, T. H. Coaker, D. Obeng-Ofori, 1990 .

C. Ulrichs, D. Obeng‐ofori, C. Adarkwah, 2014, Journal of Pest Science.

Managing infestation levels of major insect pests of garden eggs (Solanum integrifolium L.) with aqueousneem seed extracts

D. Obeng‐ofori, F. Owusu-Ansah, K. Ofosu-Budu, 2001 .

The use of botanicals by resource poor farmers in Africa and Asia for the protection of stored agricultural products

D. Obeng‐ofori, D. Obeng-Ofori, 2007 .

Aggregation pheromone system of adult gregarious desert locust schistocerca gregaria (forskal)

B. Torto, D. Obeng‐ofori, A. Hassanali, 2005, Journal of Chemical Ecology.

Weaver Ant, Oecophylla longinoda (Latreille) (Hymenoptera: Formicidae) activity reduces fruit fly damage in citrus orchards

D. Obeng‐ofori, M. Billah, K. Afreh‐Nuamah, 2012 .

Species composition and host range of fruit-infesting flies (Diptera: Tephritidae) in northern Ghana

D. Obeng‐ofori, M. Billah, K. Badii, 2015 .

Review of the pest status, economic impact and management of fruit-infesting flies (Diptera: Tephritidae) in Africa

D. Obeng‐ofori, M. Billah, G. Nyarko, 2015 .

Haemolymph ecdysteroids and the prothoracic glands in the solitary and gregarious adults of Schistocerca gregaria

F. Sehnal, D. Obeng‐ofori, Weiwei Li, 1997 .

Comparative Susceptibility of Adult African Invader Fly Bactrocera invadens (Diptera: Tephritidae) to Some Selected Insecticides in Ghana

D. Obeng‐ofori, M. Billah, G. Abdullahi, 2012 .

Species composition of fruit flies (Diptera: Tephritidae) in the Citrus Museum at the Agricultural Research Centre (ARC), Kade, Ghana

C. N. Foba, D. Obeng‐ofori, M. Billah, 2012 .

African weaver ant-produced semiochemicals impact on foraging behaviour and parasitism by the Opiine parasitoid, Fopius arisanus on Bactrocera invadens (Diptera: Tephritidae)

S. Ekesi, S. Mohamed, D. Obeng‐ofori, 2014 .

Evidence for mediation of two releaser pheromones in the aggregation behavior of the gregarious desert locust,Schistocerca gregaria (forskal) (Orthoptera: Acrididae)

B. Torto, D. Obeng‐ofori, A. Hassanali, 1993, Journal of Chemical Ecology.