Exposure of Pinus elliottii wood treated with titanium dioxide to the fungus Postia placenta and photodegradation Autores: Zanatta, Paula, Mattoso, Taline, Gallio, Ezequiel, Lazarotto, Marília, Gatto, Darci Alberto, da Cunha, Alexsandro Bayestorff, Beltrame, Rafael

“…It was impregnated commercial titanium dioxide into Pinus elliottii wood, aiming to increase its durability against the attack of brown rot fungus Postia placenta and photodegradation caused by ultraviolet radiation. …”

Response of Soil Inorganic Nitrogen to Land Use and Topographic Position in the Cofre de Perote Volcano (Mexico) Autores: Adolfo Campos Cascaredo

Sympherobius barberi (Banks, 1903) (Neuroptera: Hemerobiidae): morfología, presas y rango de distribución en México y América Autores: Almaraz-Valle, Victor Manuel, Salinas-Gutíerrez, José Luis, Vanegas-Rico, Juan Manuel, Vázquez-Navarro, José Manuel, Valdez-Carrasco, Jorge Manuel, Lomeli-Flores, J. Refugio

Growth rates of valuable tree species in secondary tropical montane cloud forests in Mexico: influence of tree size, crown position and competition Autores: Mendoza-Hernández, Magdaleno, Gerez-Fernández, Patricia, Purata-Velarde, Silvia, Toledo-Aceves, Tarin

Alimentación y compentencia entre Opeia obscura (Thomas) y Paropomala virgata (Scudder); (Orthopetera: Acrididae), en un pastizal de Hilaria mutica del Bolsón de Mapimí, Dgo., México Autores: Rivera García, Eduardo

“…Food relationships between Opeia obscura (Thomas) and Paropomala virgata (Scudder) on a tobosa grassland (Hilaria mutica), were studied, species food composition was determined by microhistological analysis of gut contents; niche breadth, food preferences, and food resource utilization were determined for both species and food competence between sexes in both species for host plant composition: females have a wider niche breadth than the males. …”

Records of epigeal spiders in Bahia Blanca in the temperate region of Argentina Autores: Zanetti, Noelia Inés

Caracterización del hábitat de Taxus globosa Schltdl. (Taxaceae) en la Cuenca del Alto Pixquiac, Veracruz Autores: LIBERTAD AMÉRICA SÁNCHEZ PRESA

Comportamiento de Calidris alba (Scolopacidae) en el Humedal Costero Poza de la Arenilla, la Punta, Callao, Perú Autores: Podestá, Jorge, Franke, Irma, Barona, Daniel, Aponte, Héctor

Can low concentration flufenoxuron treatment increase the pathogenicity or production of nucleopolyhedrovirus occlusion bodies in Spodoptera exigua (Hübner) or Spodoptera frugiperd... Autores: Pressa-Parra, Ehdibaldo, Navarro-de-la-Fuente, Laura, Williams, Trevor, Lasa, Rodrigo

“…Ensayos preliminares indicaron que una concentración de 1 mg/l de flufenoxuron resultó en la mortalidad de un 6.6 - 13.3% de larvas, el cual podría ser utilizado en combinación con un inóculo de OBs a concentraciones de 1.5 × 104 OBs/ml para SeMNPV o 1.3 × 10⁶ OBs/ml para SfMNPV. …”

Educación ambiental: una alternativa para la conservación del manglar Autores: Linares Mazariegos, Reyna Marisol, Tovilla Hernández, Cristian, De la Presa Pérez, Juan Carlos

“…The activities of environmental education constitute part of the project Restauracion de areas de manglar impactadas por obras de dragado en el sistema lagunar de Chantuto initiated in April of 2003 by El Colegio de la Frontera Sur with funding from the Comision Nacional de Acuacultura y Pesca (CONAPESCA), at the Juan Escutia and Francisco Villa Elementary Schools in the Community of Santa Isabel, within the Reserva de la Biosfera La Encrucijada. …”

Ecophysiology of Sarcocornia neei (Amaranthaceae) from two wetlands of the central coast of Lima, Peru Autores: La Rosa Loli, Rafael, Flores Núñez, Astrid Carolina, Chávez Gamarra, Mily Malú, Flores Quintana, Gonzalo, Alcalde Alvites, Miguel, Zeña Carrasco, Héctor Josué, Arieta Guardia, Lisbeth Úrsula, Valderrama Bhraunxs, Noelia del Carmen, Huerta Jara, Cesar Kennedy, Sandoval Peña, Gustavo Adolfo

Ascomycetes fungi of the cloud forest in Mexico Autores: Medel, Rosario

Evaluation of characteristics of huizache (Acacia farnesiana (L.) Willd.) fruit for potential use in leather tanning or animal feeding Autores: Barrientos-Ramírez, Lucía, Vargas-Radillo, J. Jesús, Rodríguez-Rivas, Antonio, Ochoa-Ruíz, Héctor Guillermo, Navarro-Arzate, Fernando, Zorrilla, José

Bite force and jaw stress in the jaguar (Panthera onca) during predation of the peccaries (Artiodactyla: Tayassuidae) by fracture of its skulls Autores: Del Moral Sachetti, J. Fernando, Lameda Camacaro, Fátima I., Santiago Vázquez, Jorge, Zenteno Cárdenas, Ramiro

Ecología reproductiva de Cophosaurus texanus (Sauria: Phrynosomatidae) en el desierto Chihuahuense, México. Autores: Maury, María Eugenia

Nuevos registros de Notiosorex crawfordi (Insectivora: Soricidae) para México Autores: González, Ticul, González Ruíz, Noé

“…We report on two skulls from La Unión 28 km S Lagos de Moreno, Jalisco and Cueva la Presita 21.4 km S Matehuala, San Luis Potosí and also four fragmented skulls from Grutas de Xoxafí 6 km N Lagunillas, Hidalgo. …”

Pheidole in the New World. A dominato, hyperdiverse ant genus Autores: Vásquez-Bolaños, Miguel

“…A nivel mundial el total de especies del género es de 900, pero se estima que podría aumentar a 1,500, un número alto si se considera que las especies de hormigas conocidas a nivel mundial actualmente ascienden a las 10,000.…”

Strength properties and natural durability of Avocado (Persea americana Mill.) branch wood Autores: Fuentes-Talavera, F. J., Silva-Guzmán, J. A., Rodríguez-Anda, R., Lomelí-Ramírez, M. G., Sanjuán-Dueñas, R., Richter, H. G.

“…Natural durability was assessed according to the European standard EN 350-1 (agar block test) using the white rot fungi Trametes versicolor and Phanerochaete chrysosporium, and the brown rot fungus Postia placenta. Avocado trees yield a low to medium density (0,44-0,54-0,64 g/cm3 at 12% mc) branch wood with below average strength under static bending, compression and tension parallel to the grain and average values for longitudinal shear, impact bending and hardness. …”

Environmental enrichment and its effects on exhibit stereotypic behaviors in jaguars (Panthera onca) from the Yaguar Xoo Zoological Park, Oaxaca Autores: Castillo-Guevara, Citlalli, Unda-Harp, Karime, Lara, Carlos, Serio-Silva, Juan Carlos

GENEROS DE BRACONIDAE (INSECTA: HYMENOPTERA) DEPOSITADOS EN LA COLECCION ENTOMOLOGICA DEL INSTITUTO DE FITOSANIDAD DEL COLEGIO DE POSTGRADUADOS Autores: Sánchez García, José Antonio, López Martínez, Víctor

“…Species from the genera Aphidius, Diaeretiella, Lysiphiebus, Praon, Trioxys, Habrobracon, Chelonus, Cotesia and Diachasmimorpha, were found to be parasitic on different pest species of economic importance. …”