Resultados de búsqueda - Wundt~

Licensing as a commercialization strategy to improve varietal adoption in Ghana por Kuhlmann, Katrin, Nalinya, Adron Naggayi, Botey, Mireku, Gichuru, Lilian, Puozaa, Doris Kanvenaa, Onsando, James, Ahenda, Joseph, Mujaju, Claid, Ojiewo, Chris Ochieng

“…Ghana’s Council for Scientific and Industrial Research (CSIR), through its Crops Research Institute (CRI) and Savanna Agricultural Research Institute (SARI), is responsible for developing improved crop varieties and has developed hundreds of varieties over the years. However, these public research institutes face significant funding challenges that constraint breeding activities, variety testing and release, maintenance and provision of early generation seed (EGS), and handover to seed systems actors. …”
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QGIS plugin for fine-scale hazard, exposure, vulnerability, and risk mapping por Jayamini, Kalpani, Alahacoon, Niranga, Amarnath, Giriraj

“…Risk-Mapper includes a suite of tools for raster preprocessing, hazard and exposure analysis, vulnerability computation, and final risk analysis. With bundled sample datasets and seamless installation through the QGIS Plugin Manager, it enables users, including government agencies, researchers, and planners, to produce fine-scale flood risk maps efficiently.…”
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Toward ‘post-REDD+ landscapes’: Mexico’s community forest enterprises provide a proven pathway to reduce emissions from deforestation and forest degradation por Bray, D.B.

“…Corruption and deforestation are also associated with some Mexican forest communities, but these regions have created a sector with hundreds of well-managed community forests that contribute to the mitigation of, and adaptation to, climate change. …”
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Food security and global environmental change por Ingram, J., Ericksen, Polly J., Liverman, D.

“…Global environmental change (GEC) represents an immediate and unprecedented threat to the food security of hundreds of millions of people, especially those who depend on small-scale agriculture for their livelihoods. …”
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The influence of vegetation pattern on the productivity, diversity and stability of vegetation: The case of 'brousse tigree' in the Sahel por Hiernaux, Pierre H.Y., Gerard, Bruno G.

“…Except for the herb layer, little evidence was found of grazing influence on the vegetation structure and yield a few hundred metres away from livestock concentration points. …”
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Spatial and temporal risk factors for the early detection of Trypanosoma brucei rhodesiense sleeping sickness patients in Tororo and Busia districts, Uganda por Odiit, M., Coleman, P.G., McDermott, John J., Fèvre, Eric M., Welburn, S.C., Woolhouse, Mark E.J.

“…Of 1316 sleeping sickness patients admitted at the Livestock Health Research Institute and Busolwe hospitals and Lumino health centre from Tororo and Busia districts, 471 (35.8%) were early stage, 825 (62.7%) were late stage, while 20 (1.5%) were not staged. Five hundred and eighty-five (44.5%) came from within a 10km radius of the reporting health units. …”
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Malaria prevention in highland Kenya: Indoor residual house-spraying vs. insecticide-treated bednets por Guyatt, H.L., Corlett, S.K., Robinson, Timothy P., Ochola S.A., Snow, R.W.

“…Homesteads operationally targeted for IRS and ITNs during a district-based emergency response undertaken by an international relief agency were selected at random for evaluation. Five hundred and ninety homesteads were selected (200 with no vector control, 200 with IRS and 190 with ITNs). …”
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Factors in the suboptimum performance of rural water supply systems in the Ethiopian highlands por Tilahun, Seifu A., Tigabu, A.D., Tarekegne, T.M., Addisie, Meseret B., Beyene, H.A., Alemeyehu, Z.A., Ayele, M., Collick, A.S., Steenhuis, Tammo S.

“…Access to safe drinking water services in the Ethiopian Highlands is one of lowest worldwide due to failure of water supply services shortly after construction. Over hundred water supply systems were surveyed to find the underlying causes of failure and poor performance throughout the Amhara Regional State. …”
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Assessment of environmental flows for the Upper Ganga Basin. por O'Keeffe, J., Kaushal, N., Bharati, Luna, Smakhtin, Vladimir U.

“…Climate change is adding another set of complexities to the problems of the Ganga and to the hundreds of millions of people who depend on the river and its basin.…”
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Genetic diversity and differentiation in nine West African local goat breeds assessed via microsatellite polymorphism por Missohou, Ayao, Poutya, M.R., Nenonene, A., Dayo, G.K., Ayssiwede, S.B., Talaki, E., Issa, Y., Fane, A.

“…This study was carried out to study the genetic relationship among nine (9) West African goat breeds out of which 6 (Guinea dwarf, Kirdi, Ghana dwarf, Mossi, Togo dwarf, Senegal dwarf) were of the trypanotolerant type and 3 (Mali Sahel, Mauritania Sahel, Chad Sahel) were of the trypanosusceptible type. One hundred ninety nine (199) animals were genotyped using 10 microsatellites. …”
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Operationalizing inclusive innovation: Lessons from innovation platforms in livestock value chains in India and Mozambique por Swaans, Cornelis P.M., Boogaard, Birgit K., Bendapudi, R., Taye, H., Hendrickx, Saskia C.J., Klerkx, Laurens

“…Critical to this is a flexible planning process stimulating incremental change through so-called innovation bundles (i.e. combinations of technological, organizational, and institutional innovations) and reflexive learning (systematically challenging constraining factors). …”
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Social dimensions of procurement auctions for environmental service contracts: Evaluating trade-offs between cost-effectiveness and participation by the poor in rural Tanzania por Jindal R, Kerr JM, Ferraro, P.J., Swallow, B.M.

“…We use a pilot auction to address these issues in the context of a PES program in Tanzania's Uluguru Mountains. Two-hundred fifty-one local farmers submitted sealed bids in the auction. …”
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Farmer evaluation of improved soybean varieties being screened in five locations in Kenya : Implications for research and development por Chianu, Jonas N., Vanlauwe, Bernard, Mukulama, J, Adesina, A.A., Sanginga, Nteranya

“…Farmers generated all the 17 criteria for use in the evaluation, with researchers only facilitating. One hundred and two farmers (52% females) participated in the evaluation. …”
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Property rights and soil fertility management in Niger por Gavian, S.

“…Fields were measured and their location described, conscious manuring was recorded as a binary variable (yes/no), labour input and yields were measured from farmer recall. Bundles of millet and sorghum were added together to derive a measure of crop output. …”
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Identification and origin of races of Pseudomonas syringae pv. phaseolicola from Africa and other bean growing areas por Taylor, JD, Teverson, D.M., Allen, David J., Pastor Corrales, Marcial A.

“…Isolates of Pseudomonas syringae pv. phaseolicola from Africa and other bean growing areas were categorized into nine races on the basis of their reactions to eight differential cultivars following artificial inoculation. Eight hundred and ninety-three isolates representing 303 disease occurrences were initially identified as P.s. pv. phaseolicola by their pathogenicity to bean, cultural and serological characteristics and phage sensitivity. …”
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An SSR-based molecular genetic map of cassava por Okogbenin, Emmanuel, Marín, J.A., Fregene, Martin A.

“…A set of 472 SSR markers, previously developed from cassava genomic and cDNA libraries, were screened for polymorphism in K150 and its parents TMS 30572 and CM 2177-2. One hundred and twenty two polymorphic SSR markers were identified and utilized for linkage analysis. …”
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Does secure land tenure save forests? A meta-analysis of the relationship between land tenure and tropical deforestation por Robinson, B.E., Holland, MB, Naughton-Treves, L.

“…Many assume that among the most important of these are the particular bundles of rights regulating who can benefit from land (tenure form) and the overall assurance that those rights will be upheld (tenure security). …”
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Identification of new sources of resistance to Striga gesnerioides in cowpea Vigna unguiculata accessions por Omoigui, L.O., Kamara, A., Alunyo, G.I., Bello, L., Oluoch, M., Timko, M.P., Boukar, O.

“…In this study we examined one hundred and ninety-four (194) accessions, four commercial varieties and two controls collected from a mini core collection of cowpea held at the International Institute of Tropical Agriculture genebank for resistance to S. gesnerioides race 3 (SG3), the most prevalent race in Nigeria, using phenotypic screening and molecular marker analysis. …”
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Farmers perception and criteria for cassava variety preference in Cameroon por Njukwe, E., Hanna, R., Kirscht, H., Araki, S.

“…To complement this effort, thirty cassava farmers in Ebolowa, Bertoua, Bamenda, Ngaoundere making a total of one hundred and twenty were interviewed following structured questionnaires, and their fields assessed. …”
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Marker-based estimates reveal significant non-additive effects in clonally propagated cassava (Manihot esculenta): implications for the prediction of total genetic value and the se... por Wolfe, M.D., Kulakow, Peter A., Rabbi, Ismail Y., Jannink, Jean-Luc

“…Cassava (Manihot esculenta Crantz) is a clonally propagated staple food crop that feeds hundreds of millions. We quantified the amount and nature of non-additive genetic variation for key traits in a breeding population of cassava from sub-Saharan Africa using additive and non-additive genome-wide marker-based relationship matrices. …”
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