Resultados de búsqueda - "International Institute of Tropical Agriculture"

Seasonal variations in the chemical and functional properties of starches from local and improved cassava varieties in high rainfall region of Nigeria por Eke, J., Achinewhu, S.C., Sanni, Lateef O., Barimalaa, I.S., Maziya-Dixon, B.B., Dixon, A.

“…The aim was to investigate the chemical and functional properties of starches produced from 39 different cassava varieties (36 varieties resistant to cassava mosaic disease and three checks TMS 30572, 4(2) 1425 and 8200058) in two planting seasons at the experimental farm of the International Institute of Tropical Agriculture, Onne, Rivers State, Nigeria. …”
Enlace del recurso

Relationship between natural occurrence of banana streak badnavirus and symptom expression, relative concentration of viral antigen, and yield characteristics of some micropropagat... por Dahal, G., Ortíz, R., Tenkouano, A., Hughes, J., Thottappilly, G., Vuylsteke, D.R., Lockhart, B.E.L.

“…Incidence of BSV on most International Institute of Tropical Agriculture (IITA) TMPx hybrids and three Fundación Hondureòa de Investigación Agrìcola (FHIA) hybrids was high in the three environments, with some variation. …”
Enlace del recurso

Exchanging and managing in-vitro elite germplasm to combat cassava brown streak disease (CBSD) and cassava mosaic disease (CMD) in Eastern and Southern Africa por Tumwegamire, Silver, Kanju, E., Legg, James P., Shirima, R., Kombo, S., Mkamilo, G.S., Mtunda, K., Sichalwe, K., Kulembeka, H.P., Ndyetabura, I., Saleh, H., Kawuki, R.S., Alicai, Titus, Adiga, G., Benesi, I.R.M., Mhone, A., Zacarias, A., Matsimbe, S.F., Munga, T., Ateka, E., Navangi, L., Maruthi, M.N., Mwatuni, F., Ngundo, G., Mwangangi, M., Mbugua, E., Ndunguru, J., Rajabu, C., Mark, D.

“…The International Institute of Tropical Agriculture led five national cassava breeding programs (Malawi, Mozambique, Kenya, Tanzania and Uganda) in virus-cleaning and exchanging elite cassava germplasm resistant to both diseases. …”
Enlace del recurso

Breeding for fungal resistance in Musa por Hartman, J.B., Vuylsteke, D.R.

“…The spread of the fungal pathogen Mycosphaerella fijiensis Morelet into Africa has lead to serious declines in the productivity of banana and plantain based farming systems, and lead to the establishment of a plantain breeding program at the International Institute of Tropical Agriculture (HTA) in 1987 (Vuylsteke et al, 1993). …”
Enlace del recurso

Evaluation du statut mycorhizien chez Allanblackia floribunda en vue de sa domestication en zones forestières humides du Cameroun por Tchinmegni, F.I., Tsobeng, A.C., Ngonkeu, M.E.L., Tchoundjeu, Z.

“…Cette étude a consisté en un ensemble d'opérations successives effectuées sur le terrain (pour le prélèvement des échantillons de racine et de sol à la rhizosphère d'A. floribunda), au laboratoire de microbiologie appliquée de l'Institut de Recherche Agricole pour le Développement (IRAD) (pour la coloration racinaire, le piégeage, l'extraction, le comptage et la caractérisation morphologique des spores) et le laboratoire d'analyse des sols de l'International Institute of Tropical Agriculture (IITA) (pour les analyses chimiques du sol). …”
Enlace del recurso

Antioxidant and starch-hydrolyzing enzymes inhibitory properties of Striga-resistant yellow-orange maize hybrids por Elemosho, A.O., Irondi, E.A., Alamu, Emmanuel Oladeji, Ajani, E.O., Menkir, A., Maziya-Dixon, Busie

“…The maize hybrids were grown at the International Institute of Tropical Agriculture (IITA), Nigeria. The bioactive compounds (total phenolics, tannins, flavonoids, and phytate) levels, antioxidant (DPPH• and ABTS•+ scavenging capacity and reducing power) and starch-hydrolyzing enzymes (α-amylase and α-glucosidase) inhibitory activities of the maize hybrids were determined by spectrophotometry. …”
Enlace del recurso

A decision makers’ guide to equitable sustainable agricultural intensification por Grabowski, Philip, Fischer, Gundula, Djenontin, I.N.S., Zulu, L., Kamoto, J., Kampanje-Phiri, J., Egyir, I., Darkwah, A.

Enlace del recurso

Genetic mapping, candidate gene identification and marker validation for host plant resistance to the race 4 of Fusarium oxysporum f. sp. cubense using Musa acuminata ssp. malaccen... por Chen, A., Sun, J., Viljoen, A., Mostert, D., Xie, Y., Mangila, L., Bothma, S., Lyons, R., Hřibová, E., Christelova, P., Uwimana, Brigitte, Amah, D., Pearce, S.C., Chen, N., Batley, J., Edwards, D., Doležel, J., Crisp, P., Brown, A., Martin, G., Yahiaoui, N., D’Hont, Angélique, Coin, L., Swennen, R., Aitken, E.A.B.

“…Additional screening in the International Institute for Tropical Agriculture’s collection suggests that the dominant allele is common among the elite ‘Matooke’ NARITA hybrids, as well as in other triploid or tetraploid hybrids derived from East African highland bananas. …”
Enlace del recurso

Strengthening capacity for accessing and disseminating information for policy research por International Food Policy Research Institute

“…The first workshop was held on November 13, 2008 at the International Institute for Tropical Agriculture (IITA), Ibadan and the second on November 18, 2008 at the International Center for Soil Fertility and Agricultural Development (IFDC), Abuja. …”
Enlace del recurso

Climate-smart cropping arrangement and integrated soil fertility technologies for maize and cowpea to enhance soil health, yield, and income in Malawi por Omondi, J.O., Simwaka, P., Kamwana, F., Siyeni, D., Alene, A., Gbegbelegbe, S., Kadwala, P., Wupe, M., Kyei-Boahen, S., Chinwada, P., Akinwale, G.

Enlace del recurso

Assessing genetic relatedness of in vitro cassava accessions using morphological traits and DArTseq single nucleotide polymorphism (SNP) markers por Byiringiro, M.H., Uchendu, E.E., Paliwal, R., Abberton, M.

“…This study assessed the genetic relatedness of 101 in vitro cassava (Manihot esculenta Crantz) accessions from the International Institute of Tropical Agriculture (IITA), Genetic Resources Centre, in February 2023 up to March 2024. …”
Enlace del recurso

Examining gendered cassava trait preferences through commercial seed business: a case study of IITA GoSeed and Umudike Seeds in Nigeria por Owoade, D., Olaosebikan, O., Bello, A., Kulakow, P., Parkes, E., Olajide, R., Madu, T.U., Diebiru-Ojo, E.M., Okoye, B., Esiobu, N.S., Onyeka, J., Anyim, C.G., Bentley, J.W., Liani, M.L., Adeyeye, O., Cole, S., Teeken, B.

“…Since 2015, the public cassava breeding program in Nigeria, led by the International Institute of Tropical Agriculture (IITA) in collaboration with the National Root Crops Research Institute (NRCRI), has carried out various research studies to determine the gendered trait preferences by different cassava users along the whole value chain. …”
Enlace del recurso

Evaluation of glycaemic index, starch-hydrolyzing enzymes inhibitory and antioxidant properties of tradition products of select biofortified cassava varieties por Kareem, B.

“…The carotenoids content of twenty-nine biofortified yellow cassava genotypes, grown at the International Institute of Tropical Agriculture (IITA) research field, Ibadan, was quantified using a reverse-phase HPLC system. …”
Enlace del recurso

Effect of tillage on the growth and yield of cowpea varieties in Sudan savanna agroecology of Northern Nigeria por Ewansiha, S.U., Udensi, U.E., Kamara, A.

“…Field study was conducted during the rainy seasons (July-November) of 2007, 2008, 2009 and 2010 at the Research Farm of the International Institute of Tropical Agriculture (IITA) Minjibir, Kano State, Nigeria; to compare responses of six cowpea varieties to tillage. …”
Enlace del recurso

Breeding early and extra-early maize for resistance to biotic and abiotic stresses in sub-Saharan Africa por Badu-Apraku, Baffour, Fakorede, M.A.B.

“…The International Institute of Tropical Agriculture (IITA), in collaboration with member countries of the West and Central Africa Collaborative Maize Network (WECAMAN), has developed early and extraearly maturing germplasm with tolerance or resistance to Striga, drought, and low soil N. tolerance/resistance to the stresses have been increased in the germplasm through population improvement and effective screening methods. …”
Enlace del recurso

Potential impact of investments in drought tolerant maize in Africa por La Rovere, R., Kostandini, G., Abdoulaye, Tahirou, Dixon, J., Mwangi, W., Guo, Z., Bänziger, Marianne

“…The study evaluates the potential impacts of the Drought Tolerant Maize for Africa (DTMA) project run by CIMMYT and the International Institute for Tropical Agriculture (IITA) in 13 countries of eastern, southern and West Africa: Angola, Benin, Ethiopia, Kenya, Malawi, Mali, Mozambique, Nigeria, Tanzania, Uganda, Zambia, and Zimbabwe and Ghana. …”
Enlace del recurso

Biological control of cassava green mite in Tanzania por Pallangyo, B., Hanna, R., Toko, M., Gnanvossou, D., Mgoo, V., Otema, M., Onzo, A., Hountondji, F.C.C., Nsami, E., Mfugale, O.

“…The International Institute of Tropical Agriculture (ETA) in collaboration with the Tanzania National Biological Control P r o m (NBCP) launched in 1998 the biological control campaign against cassava green mite in Tanzania with the release of the neotropicd phytoseiid predator Z)phlodromallus aripo DeLeon (Acari: Phytoseiidae), which had proven to be an efficient biological control agent of the cassava green mite in West Mca. …”
Enlace del recurso

Rimsulfuron for postemergence weed control in corn in humid tropical environments of Nigeria por Chikoye, David, Udensi, U.E., Lum, A.F., Ekeleme, F.

“…Field studies were conducted in 2002 and 2003 at two sites in Ibadan, Nigeria [Ijaye and the International Institute of Tropical Agriculture (IITA)], to evaluate the effect of rimsulfuron on weed communities dominated by cogongrass and guineagrass in corn. …”
Enlace del recurso

Preliminary results of screening IITA improved germplasm for resistance to Cassava Brown Streak Disease (CBSD) in Uganda por Ntawuruhunga, Pheneas, Kiryowa, M., Okechukwu, R., Otim Okello, F.

“…For quite some time, cassava breeding activities of the International Institute of Tropical Agriculture (IITA) in Uganda were mainly focused on developing genotypes resistant to cassava mosaic disease (CMD), which was the major biotic production constraint since the early 1990s. …”
Enlace del recurso

Banana market segmentation & value chain analysis for Rwanda: study report por Mugambi, S., Konlambigue, Matieyedou, Gaidashova, S., Nyirahabimana, H.

Enlace del recurso