Resultados de búsqueda - "Nigeria"

Agronomic traits and tuber quality attributes of farmer grown cassava landraces in Nigeria por Raji, A.A., Ladeinde, T.A.O., Dixon, Alfred G.O.

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Banana die-back virus- a new virus infecting banana in Nigeria por Hughes, J., Speijer, P., Olatunde, O.

“…Two viruses naturally infect Musa in Nigeria: banana streak badnavirus (BSV) and cucumber mosaic cucumovirus (CMV). …”
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Rodent pests of upland and lowland rice at a derived savanna site in Nigeria por Singh, B.N., Asimalowo, A.A., Ayodele, A.I.

“…Rodents are one of the major pests damaging the rice crop in Nigeria. Their population, damage, and species variation were monitored in upland, rainfed, and irrigated lowland areas in the 1994-95 dry and wet seasons. …”
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Plantable stem supply system for IITA cassava varieties in Oyo State of Nigeria por Akoroda, M.O., Oyinlola, A.E., Gebremeskel, T.

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Surveillance of potential pathogenic fungi associated with water hyacinth in Lake Kainji, Nigeria por Daddy, F., Ladu, B.M.B., Beed, Fenton D., Birmin-Yauri, Y.A., Owotunse, S.

“…The presence of A. eichhorniae in Nigeria indicates a great promise as its choice in most African environment by the International Mycoherbicide Programme for Eichhornia crassipes Control in Africa (IMPECCA) for development into a mycoherbicide. …”
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Monitoring tour of preemptive management of cassava mosaic disease field activities in Nigeria por Akoroda, M.O., Okechukwu, R.U., Ilona, Paul, Okoro, E., Ezedinma, C.I., Lemchi, J., Ogbe, F., Sanni, Lateef O., Dixon, Alfred G.O.

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A cassava industrial revolution in Nigeria: the potential of a new industrial crop por Phillips, T.P., Taylor, D.S., Sanni, Lateef O., Akoroda, M.O.

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Quantifying variability in maize yield response to nutrient applications in the northern Nigeria Savanna por Shehu, B.M., Merckx, Roel, Jibrin, J.M., Kamara, A., Rurinda, J.

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Influence of different fallow management systems on stability of soil aggregates in southern Nigeria por Salako, F., Hauser, S.

“…The effects of different fallow management systems on aggregate stability were studied on an Ultisol and an Alfisol in southern Nigeria. Aggregate stability was measured in natural regrowth, and planted fallows of Pueraria phaseoloides Benth. and Leucaena leucocephala Lam de Wit in a trial established in 1989 on an Alfisol at Ibadan (7°30′N, 3°54′E), southwestern Nigeria. …”
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Persistence and effectiveness of rhizobia nodulating promiscuous soybeans in moist savanna zones of Nigeria por Sanginga, N., Abaidoo, Robert C., Dashiell, Kenton E., Carsky, R.J., Okogun, A.

“…A pot experiment was conducted using soils collected from 13 farmers' fields located in two agroecological zones (northen and southern Guinea savanna) in the moist savanna of Nigeria to determine the relationships between growth response to previous rhizobial inoculation and the indigenous rhizobial populations. …”
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Regeneration of a degraded ultisol with Tephrosia candida in the humid zone of southeastern Nigeria por Gichuru, M.

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Prevalence and genome characterization of field isolates of sugarcane mosaic virus (SCMV) in Nigeria por Yayaya, A., Dangora, D.B., Kumar, P. Lava, Alegbejo, M.D., Gregg, L., Alabi, O.J.

“…Maize and sugarcane are two economically important crops often grown in adjacent fields or co-cultivated in the northern guinea savannah agroecological zone, a major cereal production region of Nigeria. This study was conducted to determine the prevalence of mosaic disease in sugarcane and maize crops in the northern guinea savannah agroecological zone and to molecularly characterize the associated sugarcane mosaic virus (SCMV, genus Potyvirus) isolates. …”
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Soil erosion problems on an alfisol in western Nigeria and their control: IITA monograph No. 1 por Lal, R.

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Cyanide toxicity and cassava research at the International Institute of Tropical Agriculture, Ibadan, Nigeria por Sadik, S., Hahn, S.K.

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Productivity of species in cassava/maize/okra/egusi melon complex mixtures in Nigeria por Ikeorgu, J., Ezumah, H.C., Wahua, T.A.

“…Cassava (Manihot esculenta Crantz)/Maize (Zea mays L.) intercropping is so popular in Nigeria that a cassava/maize intercropping package is recommended to small-scale farmers. …”
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Assessment of the chemical and trace metal composition of dried cassava products from Nigeria por Abass, A., Awoyale, W., Alamu, Emmanuel Oladeji

“…The chemical and trace metal composition of six groups of commercial dried cassava products in Nigeria (gari, starch, tapioca, fufu, lafun and high-quality cassava flour) were evaluated to ascertain quality standard compliance and safety for human consumption. …”
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Effectiveness of rhizobia nodulating recent promiscuous soyabean selections in the moist savanna of Nigeria por Sanginga, P., Thottappilly, G., Dashiell, Kenton E.

“…The ability of soybean to nodulate with a wide range of indigenous bradyrhizobia has been used in a breeding programme since 1997 in Nigeria. As far as is known, these indigenous bradyrhizobia strains have not been tested for compatibility and effectiveness with recent selections from a breeding programme which has proceeded without input from soil microbiologists for the last 20 yr. …”
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Implications of bipphysical site characteristics on growth and sustainable cassava production in the savannas of Nigeria por Ekanayake, I.J., Githunguri, C.M.

“…In the Nigeria savanna (derived, Guinea and Sudan) belt, continuous production of crops with short or no fallow cycle, with small amounts or no fertilizer and mixed cropping is a prevalent land use system. …”
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Symptomatology and development of banana streak badnavirus, under natural conditions in Ibadan, Nigeria por Hughes, J., Gauhl, F., Pasberg-Gauhl, C., Dahal, G.

“…A field experiment with suckers taken from five improved plantain hybrids and one landrace with typical symptoms of banana streak badnavirus (BSV) infection was established at Ibadan (Nigeria) to investigate climatic factors affecting BSV symptom development and to identify parameters useful in genotype evaluation for BSV incidence. …”
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The role of extension services for the successful introduction of new Musa cultivars in southeastern Nigeria por Akele, S.E., Isirimah, N., Brisibe, A.A., Ortíz, R.

“…The short-term approach of the International Institute of Tropical Agriculture (IITA) to control black sigatoka in Nigeria was to identify, multiply and distribute resistant cooking bananas. …”
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