Search Results - "International Institute of Tropical Agriculture"

Development of improved plantain/banana germplasm with black sigatoka resistance by Ortíz, R., Vuylsteke, D.R., Ferris, R.

“…This paper reviews result obtained by the Plantain and Banana Improvement Programme (PBIP) of the International Institute of Tropical Agriculture in the development of improved plantain germplasm (TMPx) with stable yield, improved suckering, short stature and black sigatoka resistance. …”
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Sweet potato root and biomass production with and without nitrogen fertilization by Hill, W., Dodo, H., Hahn, S., Mulongoy, K., Adeyeye, S.

“…In 1987 and 1988, improved sweet potato cultivars developed at International Institute of Tropical Agriculture (IITA), Ibadan, Nigeria were grown with and without 50 kg N ha−1 in Oxic Paleustalfs with low N and C concentrations. …”
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Impact of IITA cassava varieties in Oyo State, Nigeria, 19761985 by Akoroda, M.O., Gebremeskel, T., Oyinlola, A.

“…Cassava improvement research at the International Institute of Tropical Agriculture (I1TA) developed several new varieties during 1976-1985 that entered into the cassava culture of Oyo State of Nigeria where IITA is situated. …”
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Studies on the reproductive biology of white yam (Dioscorea rotundata Poir.) by Segnou, M., Fatokun, C., Akoroda, M.O., Hahn, S.

“…Investigations were conducted on the identification and distribution of yam natural pollinators, flowering pattern and hybridization of white yam (Dioscorea rotundata Poir.) at the International Institute of Tropical Agriculture (IITA), Ibadan, Nigeria, in order to provide informations for producing hybrid seeds needed for vam genetic improvement. …”
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Investigation of inoculum threshold and latent infection in Colletotrichum gloeosporiodes f. sp. manihotis in cassava cultivars by Fokunang, C.N., Akem, C., Ikotun, T., Tembe-Fokunang, E.A., Koona, P., Dixon, A.

“…Studies were conducted at the advance pathology laboratory and glasshouse at the International Institute of Tropical Agriculture (IITA), Ibadan, Nigeria, to determine the inoculums threshold of fungal suspensions at different concentration levels, and also to investigate latent infection of cassava anthracnose disease pathogen, (colletotrichum gloeosporioides f. sp. …”
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Cycle biologique duree des stades larvaires du criquet puant, Zonocerus variegatus (Linne, 1758) (Orthoptera: Pyrgomorphidae) au sud du Benin by Douro-Kpindou, O.K., Lomer, C., Langewald, J., Bocco, Y.

“…The life cycle and development of Zonocerus variegatus (variegated grasshopper) from southern Benin was studied at the International Institute of Tropical Agriculture (IITA) Benin Station, from March 1992 to August 1994. …”
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Advances in cowpea cropping systems research by Olufajo, O.O., Singh, B.B.

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Insecticidal activities of the African yam bean seed lectin on the development of the cowpea beetle and the pod sucking bug by Okeola, O.G., Machuka, J., Fasidi, I.O.

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Inheritance of albinism in banana and plantain (Musa spp.) by Ortíz, R., Vuylsteke, D.R.

“…Full-sib diploid (2n = 2x = 22) plantain-banana hybrids of the International Institute of Tropical Agriculture were selfed or outcrossed with other diploid bananas, one of which is an improved selection from Central America. …”
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Macrophomina phaseolina on the tropical cover crops Mucuna pruriens var. utilis by Berner, D.K., Killani, A.S., Aigbokhan, E.I., Couper, D.C.

“…DC. var. utilis (Wallich ex Wight) Baker ex Burck at the International Institute of Tropical Agriculture in Ibadan, Nigeria. Initial outbreak of symptoms followed a brief dry period, and subsequently more than 75% of the crop was lost. …”
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Cryopreservation of cassava (Manihot esculenta Crantz) by Adeniyi, O.J., Akoroda, M.O., Ng, S.Y.

“…Seven cultivars obtained from the International Institute of Tropical Agriculture were used. These include TMS M80/00106, TMS 63397,TMS 60142, TMS 30001, TMS 91/02324, TME 1 and TME2. …”
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Policy document and brief for engagement with government and private sector in Cocoa: A case of Ghana by Dalaa, Mustapha Alasan, Asare, Richard, Mensah, Christian, Naponen, Martin, Saeed, Abdul Razak

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Survey and management of potato pests in Uganda (CC3.1.2.2 - output no. 12557) by Cortada, L., Coyne, D., Nakato, V., Kisitu, J., Wasukira, A., Okonya, J.

“…An inclusive and multi institutional team was tasked to conduct this potato disease survey; this exercise was led by the International Institute of Tropical Agriculture (IITA) and the International Fertilizer Development Centre (IFDC-GIZ), with the special cooperation of the International Potato Centre (CIP), and the active engagement of the BugiZARDI-NARO and the District Production Office of the District Local Governments and Ministry of Agriculture, Animal Industry and Fisheries-Department of National Crop Certification Services.…”
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Potential of genomics for the improvement of underutilized legumes in sub-Saharan Africa by Paliwal, R., Adegboyega, T.T., Abberton, Michael T., Faloye, B., Oyatomi, Olaniyi

“…The genetic resources center (GRC) of the International Institute of Tropical Agriculture (IITA) conserves a diverse collection of about 2500 accessions of these crops with the majority from Africa. …”
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Exploring the genetic diversity and population structure of aerial yams (Dioscorea bulbifera L.) DArT-seq and agronomic traits by Ekaette, E., Nwofia, E., Okocha, P., Nnnabue, I., Eluwa, K., Obidiegwu, J., Agre, A.P.

“…The aims of this study was to assess the genetic diversity of Dioscorea bulbifera accessions collected from Nigeria and accessions maintained at the genebank of International Institute of Tropical Agriculture (IITA) Ibadan. Accessions were profiled using quatitative and qualitative phenotypic traits and Diversity Array Technology SNP-markers. …”
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Trends in key agricultural and rural development indicators in Rwanda by Bizimana, Claude, Usengumukiza, Felicien, Kalisa, John, Rwirahira, John

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Smart Nkunganire System user experience: insights & opportunities by Rabourn, T., Simiyu, M., Mudereri, B.T., Senge, M., Gatari, E., Ogunsami, T., Uzamushaka, S., Sartas, M., Kihoro, E., Kangethe, E., Muzata, B.S., Guchu, W., Kamau, N.E.

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Soybean pod shattering resistance allele pdh1 and marker-assisted selection by Shimbwambwa, D., Nachilima, C., Hamabwe, S., Kuwabo, K., Chigeza, G., Bilyeu, K., Kamfwa, K.

“…The objectives of this study were to (i) estimate heritability for pod shattering resistance, (ii) determine the frequency of the pod shattering resistance allele pdh1 in the International Institute for Tropical Agriculture (IITA) soybean germplasm and Zambian commercial varieties, and (iii) determine the effectiveness of the DNA marker for the pod shattering resistance allele pdh1. …”
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Response of mononychellus tanajoa (acari: tetranychidae) to cropping systems, cultivars, and pest Interventions by Toko, M., Yaninek, J.S., O'Neil, R.J.

“…(Garman & McGregor) (Acari: Phytoseiidae) released at the beginning of the dry season at both sites and the acaricide dimethoate sprayed bimonthly at Dogbo and once in December at the International Institute of Tropical Agriculture. Intercropping cassava with maize had no significant effect on M. tanajoa and associated phytoseiid predator populations during the intercropping, dry, and postdry seasons. …”
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Initial nitrous oxide fluxes from a maize-legume cropping system in a soil of the derived savanna zone of Nigeria-effect of fertilizer and incorporated organic matter by Roing, K, Goossens, A, Diels, J., Sanginga, Nteranya, Andren, O., Vanlauwe, Bernard

“…eld trial at the International Institute of Tropical Agriculture (IITA), Ibadan (7, °30'N, 3 °S4'E) in the derived savanna zone of Nigeria. …”
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