Search Results - Northern Region, Brazil

Pedoenvironments driving the monodominance of Peltogyne gracilipes (Leguminosae) in the Northern Amazon, Brazil by Angulo Villacorta, Carlos Darwin, Da Silva Carvalho, Lidiany Camila, Trindade Nascimiento, Marcelo, Imbrozio Barbosa, Reinaldo

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The impact of El Niño Southern Oscillation on cropping season rainfall variability across Central Brazil by Heinemann, Alexandre B., Ramírez Villegas, Julián Armando, Stone, Luís Fernando, Garcia Abreu Silva, Ana Paula, Henriques da Matta, David, Piscoya Diaz, Mario Ernesto

“…The length of the sowing period is markedly reduced during La Niña years across the region.We analysed the impact of El Niño Southern Oscillation (ENSO) on the growing season characteristics of Central Brazil.The length of the sowing period is markedly reduced during La Niña years across the region.We propose a mean optimal crop sowing calendar for Central Brazil based on crop modelling results of ENSO effects.…”
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Liberibacters Associated with Citrus Huanglongbing in Brazil: 'Candidatus Liberibacter asiaticus' Is Heat Tolerant, 'Ca. L. americanus' Is Heat Sensitive by Lopes, S. A., Frare, G. F., Bertolini, Edson, Cambra, Mariano, Fernandes, N. G., Ayres, A. J., Marin, D. R., Bove, J. M.

“…Affected municipalities occur mainly in the central and southern regions, where the annual number of hours above 30°C is two to five times lower than that in the extreme northern and western regions. …”
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Shifts in forest product extraction: the post-rubber era in the Bolivian Amazon by Stoian, D.

“…Commercial exploitation of non-timber forest products has been playing a major role in the northern Bolivian Amazon for more than a century. Initially relying on the exploitation of rubber, the regional economy underwent a first diversification as a consequence of the post-World War I rubber crisis: rubber tapping became supplemented with subsistence agriculture and Brazil nut extraction. …”
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Between extractivism and peasant agriculture: differentiation of rural settlements in the Bolivian Amazon by Stoian, D., Henkemans, A.

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Multi-parental QTL mapping of resistance to white spot of maize (Zea mays) in southern Brazil and relationship to QTLs of other foliar diseases by Kistner, María Belén, Galiano-Carneiro, Ana Luísa, Kessel, Bettina, Presterl, Thomas, Miedaner, Thomas

“…Our objectives were to identify genomic regions controlling MWS resistance and to explore the presence of common regions controlling resistance to MWS, grey leaf spot (GLS) and northern corn leaf blight (NCLB). …”
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Making the best of two worlds: rural and peri-urban livelihood options sustained by nontimber forest products from the Bolivian Amazon by Stoian, D.

“…A household survey (n = 120) at the periphery of Riberalta, the region’s economic center, reveals that peri-urban livelihoods depend significantly on both the extraction of Brazil nut and palm heart and their urban-based processing. …”
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Validation of black spot [(Pseudocercospora purpurea (Cooke) Deighton] management strategies in avocado crops in northern Tolima (Colombia) by Rodríguez Polanco, Eleonora, Reina Noreña, Julian Alberto, Tamayo Molano, Pablo Julian, Rodríguez Polanco, Luz Astrid, Varón Devia, Edgar Herney

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Diversity and conservation of legumes in the Gran Chaco and biogeograpical inferences by Morales, Matias, Oakley, Luis, Bagnatori Sartori, Angela Lucia B., Mogni, Virginia Y., Atahuachi, Margoth, Vanni, Ricardo O., Fortunato, Renee Hersilia, Prado, Darién E.

“…The Gran Chaco is a wide ecologic-geographic region comprising northern Argentina, western Paraguay, southern Bolivia and the southwestern extreme of Brazil. …”
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Characterization and selection of Citrus sinensis Osbeck cv. Margaritera parental trees for repopulation in the Mompox depression region, Colombia by Yacomelo Hernández, Marlon José, Baquero, Cesar, Martínez, Mauricio, Murcia, Nubia, Correa, Ender, Orduz Rodriguez, Javier Orlando

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First genetic analysis of Euschistus heros F. (Hemiptera: Pentatomidae) from Argentina and its relative abundance in a newly invaded soybean region by Balbi, Emilia Ines, Flores, Fernando Miguel, Arneodo Larochette, Joel Demian

“…(Hemiptera: Pentatomidae) is the main soybean pest in Brazil, for which two major lineages (i. e. “Northern” and “Southern”) were identified. …”
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Performance of Pinus elliottii, Pinus caribaea, their F1, F2 and backcross hybrids and Pinus taeda to 10 years in the Mesopotamia region, Argentina by Cappa, Eduardo Pablo, Marco, Martin Alberto, Nikles, D. Garth, Last, Ian S.

“…Performances of Pinus taxa were studied to 10 years of age in two trials in each of Misiones and Entre Ríos provinces across the Mesopotamia region of Argentina. Taxa comprised 22 populations from sources in Argentina, Australia, Brazil and Zimbabwe including Pinus elliottii var. elliottii (Pee), Pinus caribaea var. hondurensis (Pch), their four, inter-specific hybrids (F1, F2 and backcrosses from F1 to Pch and to Pee—all as broadly based bulks); other Pee and Pinus taeda (Pt) comprised narrower or unspecified bulks. …”
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Caracterización y tipificación de los sistemas de producción de gulupa (Passifora edulis f. edulis sims) en las regiones norte y centro - occidente de Tolima by Rodriguez Polanco, Leonora, Bermeo Fúquene, Paula Andrea, Segura Amaya, José, Parra Alferes, Edinson

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Reassessment of the taxonomic status of Amblyomma cajennense (Fabricius, 1787) with the description of three new species, Amblyomma tonelliae n. sp., Amblyomma interandinum n. sp.... by Nava, Santiago, Beati, Lorenza, Labruna, Marcelo B., Cáceres, Abraham G., Mangold, Atilio Jose, Guglielmone, Alberto

“…Amblyomma cajennense s.s. is found in the Amazonian region of South America, A. interandinum is reported from the northern part of the Inter-Andean valley of Peru, A. mixtum is present from Texas (U.S.A.) to western Ecuador, A. patinoi occurs in the Eastern Cordillera of Colombia, A. tonelliae is associated with the dry areas of the Chaco region which spans from central-northern Argentina to Bolivia and Paraguay, whereas A. sculptum is distributed from the humid areas of northern Argentina, to the contiguous regions of Bolivia and Paraguay and the coastal and central-western states of Brazil.…”
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Land use patterns and related carbon losses following deforestation in South America by Sy, Veronique de, Herold, Martin, Achard, F., Beuchle, R., Clevers, J.G.P.W., Lindquist, E., Verchot, Louis V.

“…Deforestation driven by commercial cropland increased in time, with hotspots occurring in Brazil (Mato Grosso State), Northern Argentina, Eastern Paraguay and Central Bolivia. …”
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Selection and hybridization shaped the rapid spread of African honey bee ancestry in the Americas by Calfee, Erin, Agra, Marcelo Nicolás, Palacio, María Alejandra, Ramirez, Santiago, Coop, Graham

“…California is much farther from Brazil, yet these hybrid zones occur at very similar latitudes, consistent with the invasion having reached a climate barrier. …”
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The Ixodes auritulus complex (Acari: Parasitiformes: Ixodidae) in the Southern Cone of America by Venzal, José Manuel, Tarragona, Evelina Luisa, Flores, Fernando Sebastián, Félix, María L., Cicuttin, Gabriel L., Sebastian, Patrick, Labruna, Marcelo B., Guglielmone, Alberto, Nava, Santiago

“…In this study, specimens of ticks determined to belong to the I. auritulus complex obtained from the Southern Cone of America in different biogeographic regions of Argentina, southern Chile, Brazil and Uruguay were analyzed. …”
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The Known Distribution and Ecological Preferences of the Tick Subgenus Boophilus (Acari: Ixodidae) in Africa and Latin America by Estrada-Peña, Agustín, Bouattour, A., Camicas, J. -L., Guglielmone, Alberto, Horak, I., Jongejan, F., Latif, A., Pegram, R., Walker, A.R.

“…In Latin America, microplus is abundant in the Mesoamerican corridor to Venezuela and Colombia, and southern in Brazil and Argentina. The tick is mainly associated to the biomes of Chaco and Pampas in Argentina, the North-central moist Andes, the Atlantic forest (southern range) and the moist Meso-American vegetation (northern range). …”
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Quality assessment of Urochloa (syn. Brachiaria) seeds produced in Cameroon by Clémence-Aggy, N., Fidèle, N., Raphael, K.J., Agbor, E.K., Ghimire, Sita R.

“…This study showed a marked difference in seed quality parameters of Urochloa grass seeds produced in Cameroon, and the potential of developing Urochloa grass seed business in the Northern, Adamaoua and Western regions of Cameroon.…”
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Coffea arabica yields decline in Tanzania due to climate change: global implications by Craparo, Alessandro Carmelo William, Asten, Piet J.A. van, Läderach, Peter R.D., Jassogne, Laurence T.P., Grab, S.W.

“…Attention should also be drawn to the arabica growing regions of Brazil, Colombia, Costa Rica, Ethiopia and Kenya, as substantiated time series evidence shows these areas have followed strikingly similar minimum temperature trends. …”
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