Resultados de búsqueda - "nature"

Changes in forest structure values along the natural cycle and different management strategies in Nothofagus antarctica forests por Martínez Pastur, Guillermo José, Rosas, Yamina Micaela, Chaves, Jimena Elizabeth, Cellini, Juan Manuel, Barrera, Marcelo Daniel, Favoretti Bondar, Santiago, Lencinas, María Vanessa, Peri, Pablo Luis

“…For this, it is necessary to determine the losses produced by the different management practices in natural forest resilience. The aim was to determine changes in forest structure values along the natural cycle and human impacts generated by rural timber, pastoral and silvopastoral uses in managed, unmanaged, and transformed Nothofagus antarctica forests of Tierra del Fuego (Argentina), as well as in some associated environments (grasslands). …”
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Primary production of lowland natural grasslands and upland sown pastures across a narrow climatic gradient por Durante, Martin, Piñeiro, Gervasio, Oesterheld, Martin, Irisarri, Jorge Gonzalo Nicolás

“…Variation in aboveground net primary production (ANPP) is usually studied across wide environmental gradients focusing on spatial averages of zonal natural communities. We studied the spatial and temporal variation of ANPP of upland sown pastures and lowland natural grasslands across a narrow gradient of precipitation and temperature. …”
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Immunohistochemical detection of pro-inflammatory and anti-inflammatory cytokines in granulomas in cattle with natural Mycobacterium bovis infection por Canal, Ana María, Pezzone, Natalia, Cataldi, Angel Adrian, Zumarraga, Martin Jose, Larzabal, Mariano, Garbaccio, Sergio Gabriel, Fernández, Analía, Dominguez, Lucas, Aranaz, Alicia, Rodriguez-Bertos, Antonio

“…Cellular immune response was evaluated in lymph nodes and lung with different granulomatous lesions from cattle naturally infected with Mycobacterium bovis. For this purpose, we assessed pro-inflammatory and anti-inflammatory cytokines by immunohistochemical assays. …”
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Genetic structure and evolution of natural populations of viruses causing the tomato yellow leaf curl disease in Spain por Font-San-Ambrosio, Isabel, Rubio, Luis, Martinez-Culebras, Pedro Vicente, Jordá, Concepción

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A genetic system for Citrus Tristeza Virus using the non-natural host Nicotiana benthamiana: an update por Ambrós, Silvia, Ruiz-Ruiz, Susana, Pena, Leandro, Moreno, Pedro

“…In nature Citrus tristeza virus (CTV), genus Closterovirus, infects only the phloem cells of species of Citrus and related genera. …”
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Within‐plant distribution of Phorodon humuli (Hemiptera: Aphididae) and natural enemies on hops with implications for sampling and management por Lorenzana, Alicia, Hermoso-De-Mendoza, Alfonso, Seco, Victoria, Campelo, Piedad, Casquero, Pedro A.

“…A field trial was performed on a hop yard throughout 2006, 2007 and 2008 in order to analyze the within‐plant distribution of Phorodon humuli (Schrank) and its natural enemies. The aphid population was higher on the leaves of the middle section of the main stem. …”
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Natural Drying of Astringent and Non-Astringent Persimmon “Rojo Brillante”. Drying Kinetics and Physico-Chemical Properties por González, Cristina M., Gil, Rebeca, Moraga, Gemma, Salvador, Alejandra

“…In this study, astringent and non-astringent “Rojo Brillante” persimmons were dehydrated by following a natural drying method used in Asia. The drying kinetics and physico-chemical properties were analyzed for 81 days. …”
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Investigaciones sobre la detección, difusión natural y control del enrollamiento clorótico del albaricoquero por Llácer, Gerardo, Medina, Vicente, Archelos, Dolores

“…En trabajos previos se observaron grandes variaciones en la difusión natural del ACLR, incluso entre áreas próximas de la misma provincia de Valencia. …”
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The complete genome sequence of a divergent grapevine virus I isolate naturally infecting grapevine in Greece por Lotos, Leonidas, Ruiz-García, Ana B., Panailidou, Polina, Olmos, Antonio, Katis, Nikolaos, Maliogka, Varvara

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Susceptibility of different prunus rootstocks to natural infection of plum pox virus-Turkey (PPV-T) in Central Anatolia por Cinar, Cemile T., Gazel, Mona, Kaya, Kamuran, Olmos, Antonio, Caglayan, Kadriye

“…The aims of the present study were to describe the efficiency of PPV-T transmission via aphids and to identify the susceptibility of different Prunus rootstocks against PPV-T strain under natural inoculum in Kayseri province located Central Anatolia Region of Turkey. …”
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Covert infection with an RNA virus affects medfly fitness and the interaction with its natural parasitoid Aganaspis daci por Hernández-Pelegrín, Luis, García-Martínez, Ricardo, Llácer, Elena, Nieves-Carretero, Lorena, Llopis-Giménez, Ángel, Català-Oltra, Marta, Dembilio, Óscar, Pérez-Hedo, Mertixell, Urbaneja, Alberto, Ros, Vera, Beitia, Francisco J., Herrero, Salvador

“…CcaNV purified from a naturally infected medfly strain was added to the larval diet. …”
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Covert infection with an RNA virus affects medfly fitness and the interaction with its natural parasitoid Aganaspis daci por Hernández-Pelegrín, Luis, García-Martínez, Ricardo, Llácer, Elena, Nieves, Lorena, Llopis-Giménez, Ángel, Català-Oltra, Marta, Dembilio, Óscar, Pérez-Hedo, Meritxell, Urbaneja, Alberto, Vera I.D., Ros, Beitia, Francisco J., Herrero, Salvador

“…CcaNV purifed from a naturally infected medfy strain was added to the larval diet. …”
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El niño : el fenómeno natural y su incidencia en la sanidad agropecuaria nacional.

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Agentes del control natural de las plagas del algodonero en Colombia Trabajo Especial por Barreto Osorio, José Dairo

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Evaluación de alimento natural y artificial para la cría de Heliothis virescens (F.). por González Guacan, M.G.

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Control natural del cogollero del maíz, Spodoptera frugiperda y perspectivas para su manejo por León Martínez, G.A.

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Evaluación del sistema silvopastoril guayaba grama natural en la hoya del río Suárez por Moreno Jerez, Víctor Manuel, Latorre Ramírez, Sergio José

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Native aphidophagous coccinellids in alfalfa fields are favored by the amount of natural cover in the landscape and modulate the diversity of their communities por Grez, Audrey, Zaviezo, Tania, Casanoves, Fernando, Oberti, Romina, Pliscoff, Patricio

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The positive association between natural vegetation, native coccinellids and functional diversity of aphidophagous coccinellid communities in alfalfa por Grez, Audrey A., Zaviezo, Tania, Casanoves, Fernando, Oberti, Romina, Pliscoff, Patricio

Materias: “…VEGETACION NATURAL…”
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Fertilization of a halophytic natural grassland in Argentina: herbage dry matter, botanical composition, and mineral content por Ginzo, H.D, Collantes, M.B, Caso, O.H

“…Se fertilizó un pastizal natural halofítico (pradera salada) con 0.381 ó 762 kg Sulfato de amonio (SA) (ha/año) combinados factorialmente con 0 ó 208 kg superfosfato triple (ST) (ha/año), desde octubre de 1975 hasta octubre de 1978. …”
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