Resultados de búsqueda - "M"

Natural regeneration as a tool for large-scale forest restoration in the tropics: prospects and challenges por Chazdon, R.L., Guariguata, Manuel R.

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Above-ground carbon assessment in the Kom-Mengamé forest conservation complex, South Cameroon: Exploring the potential of managing forests for biodiversity and carbon por Fongnzossie, E.F., Sonwa, D.J., Kemeuze, V.A., Auzel, P, Nkongmeneck, B.A.

“…This study assesses the above‐ground carbon stock and the congruence between carbon stock and tree diversity in the Kom‐Mengamé forest conservation complex (KMFCC) in South‐Cameroon, based on an inventory of trees with DBH ≥ 10 cm in 1,366 plots (100 × 5 m each) covering 63.8 ha, established in different land use types (terra firma forest, swamp forest and cultivated areas). …”
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Nitrogen per unit leaf area affects the upper asymptote of Puccinia striiformis f.sp. tritici epidemics in winter wheat por Neumann, S., Paveley, N.D., Beed, Fenton D., Sylvester-Bradley, Rosemary

“…Leaf area and specific leaf N (g N per m2 leaf tissue) were quantified. Large and highly significant effects of N on the upper asymptotes, or ‘carrying capacities' (c) were found. …”
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Production des variétés de haricot (Phaseolus vulgaris) biofortifié sous engrais verts et fumures minérales dans le Haut-Katanga por Ilunga Maloba, Maki, Kanyenga Lubobo, Antoine

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Soil water regime under rotational fallow and alternating hedgerows on an Ultisol in southern Cameroon por Hauser, S., Norgrove, L., Duguma, B., Asaah, E.

“…Hedgerows were cut to 0.05 m height, largely eliminating trees’ water consumption during cropping phases. …”
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Gene diversity among botanical varieties in peanut (Arachis hypogaea L.) por Ferguson, Morag E., Bramel-Cox, P.J., Chandra, S.

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Studies on aspects of the bionomics and pest status of Piezotrachelus varius Wagner (Coleoptera: curculionidae) on cowpea (Vigna unguiculata (L) walp in the western derived savanna... por Ntonifor, N.N., Edimengo, P., Tamo, Manuele, Parh, I.A.

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Identifying crop research priorities based on potential economic and poverty reduction impacts: the case of cassava in Africa, Asia, and Latin America por Alene, A., Abdoulaye, Tahirou, Rusike, Joseph, Labarta, Ricardo Antonio, Creamer, Bernardo, Río Duque, Martha Lilia del, Ceballos, H., Becerra López Lavelle, Luis Augusto

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Optimizing sample size for molecular characterization of open-pollinated maize (Zea mays L.) varieties using simple sequence repeat markers por Arafayne, G., Menkir, A., Adetimirin, Victor O., Gedil, Melaku A

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Genotype-specific growth and proteomic responses of maize toward salt stress por Soares, A.L.C., Geilfus, Christoph-Martin, Carpentier, Sebastien C.

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Heterotic affinity and combining ability of exotic maize inbred lines for resistance to aflatoxin accumulation por Meseka, S., Williams, W.P., Warburton, Marilyn L., Brown, R.L., Augusto, J., Ortega Beltran, A., Bandyopadhyay, Ranajit, Menkir, A.

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A physiologically based tritrophic metapopulation model of the African cassava food web por Gutiérrez, A.P., Yaninek, John S., Neuenschwander, Peter, Ellis, C.K.

“…Ecol. 25, 901-920; Gutierrez, A.P., Neuenschwander, P. van Alphen, J.J.M., 1993. Factors affecting the establishment of natural enemies: biological control of the cassava mealybug in West Africa by introduced parasitoids. …”
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Cassava improvement strategies for resistance to major economic diseases and pests in Africa por Hahn, S.K., Caveness, F.E., Terry, Eugene R., Oduro, K.A., Leuschner, K., Singh, T.P.

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Effects of mulch location on banana weevil, nutrients, soil water, and biomass in banana por McIntyre, B.D., Gold, Cliford S., Ssali, H., Riha, S.J.

“…In this study, we evaluated the effects of mulch location (mulch to base of banana pseudostem; mulch recessed 1 m from the pseudostem) on banana weevil, soil and plant nutrient status, soil water, and banana growth and development. …”
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Are the old International Board for Plant Genetic Resources (IBPGR) base collections available through the Plant Treaty’s multilateral system of access and benefit sharing? A revie... por Thormann, I., Engels, I., Halewood, Michael

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Is there a need for Bradyrhizobium yuanmingense and B. japonicum reinoculation in subsequent cropping seasons under smallholder farmers' conditions? por Ulzen, J., Abaidoo, Robert C., Masso, C., Owusu-Ansah, E.D.J., Ewusi-Mensah, N.

“…Bradyrhizobium yuanmingense (BR 3267) and B. japonicum (USDA 110) were manually incorporated into soils at four different locations (Kpalga, Tanina, Tunayilli and Busa) in northern Ghana at 2.5 × 108 (log10 8.4) and 2.5 × 107 (log10 7.4) cells g−1 peat, respectively, per 6 m2. The populations of surviving cells were estimated at 0, 21, 42, 81, 142 and 296 days using the Most Probable Number (MPN) count technique. …”
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Household Welfare Effects of Stress-Tolerant Varieties in Northern Uganda por Mwungu, Chris Miyinzi, Mwongera, Caroline, Shikuku, Kelvin Mashisia, Acosta, Mariola, Ampaire, Edidah L., Winowiecki, Leigh Ann, Läderach, Peter R.D.

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Data for the calculation of an indicator of the comprehensiveness of conservation of useful wild plants por Khoury, Colin K., Amariles, Daniel, Soto, Jonatan Stivens, Díaz, Maria Victoria, Sotelo, Steven, Sosa, Chrystian C., Ramírez Villegas, Julián Armando, Achicanoy Estrella, Harold Armando, Castañeda Álvarez, Nora P., León, Blanca, Wiersema, John H.

“…These data are available at http://dx.doi.org/10.17632/2jxj4k32m2.1. In combination with the openly accessible methodology code (https://github.com/CIAT-DAPA/UsefulPlants-Indicator), these data facilitate indicator assessments and serve as a baseline against which future calculations of the indicator can be measured. …”
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Physiological, anatomical and antioxidant responses to salinity in the Mediterranean pastoral grass plant Stipa lagascae por Abdellaoui, Raoudha, Boughalleb F., Chebil, Zohra, Mahmoudi, Maher, Belgacem, Azaiez

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Seasonal preference of Awassi sheep for atriplex shrubs suitable for Mediterranean rangelands por Wamatu, Jane, Louhaichi, Mounir, Rubanza, C.D.K., Alkhtib, Ashraf, Rischkowsky, Barbara A.

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