Ciencia e investigación agraria  

Juan Gastó, Diego Subercaseaux, Leonardo Vera

The main challenges confronting contemporary agronomy are being addressed according to the emerging and complex problems of our era. Agronomy corresponds to the science and profession of solving the problems of agriculture. The emergence of agronomy in... see more

Liliana López, Johanna Santamaría, Alexandra Sánchez, Lida Castro, Jessica L. Moreno

L. López, J. Santamaría, A. Sánchez, L. Castro, and J.L. Moreno. 2012. Presence of tetracycline resistant bacteria and genes in grassland-based animal production systems. Cien. Inv. Agr. 39(3): 411-423. This study assessed the presence of tetracycline... see more

Alejandro Velásquez, Rodrigo Arias, Marcelo Toneatti

Velásquez, R. Arias, and M. Toneatti. 2012. Effect of the type of substrate on the chemical composition and productivity of a protein concentrate of yeast origin. Cien. Inv. Agr. 39(3): 425-434. Extracts of Saccharomyces cerevisiae (Sc) yeast were gene... see more

Christel Oberpaur, Carolina Fernández, Guillermo Délano, M. Eugenia Arévalo

C. Oberpaur, C. Fernández, G. Délano, and M.E. Arévalo. 2012. Inclusion of various controlled release fertilizers in moss substrates (Sphagnum magellanicum). Cien. Inv. Agr. 39(3): 435-443. The most frequently used substrate for the production of covered ... see more

Andrea Morales, Bernardo Latorre, Eduardo Piontelli, Ximena Besoain

Morales, B.A. Latorre, E. Piontelli, and X. Besoain. 2012. Botryosphaeriaceae species affecting table grape vineyards in Chile and cultivar susceptibility. Cien. Inv. Agr. 39(3): 445-458. Several Botryosphaeriaceae species have been identified as the caus... see more

José F. Ramírez-Dávila, Jesús R. Sánchez-Pale, Elvia Porcayo-Camargo, Carlos de León

J.F. Ramírez-Dávila, J.R. Sánchez-Pale, E. Porcayo-Camargo, and C. de León. 2012. Determination of spatiotemporal stability of corn head smut (Sporisorium reilianum) by SADIE. Cien. Inv. Agr. 39(3): 459-471. Recently, S. reilianum has caused significant e... see more

Bernardo A. Latorre, Susana Rojas, Gonzalo A. Díaz, Hernán Chuaqui

B.A. Latorre, S. Rojas, G.A. Díaz, and H. Chuaqui. 2012. Germicidal effect of UV light on epiphytic fungi isolated from blueberry. Cien. Inv. Agr. 39(3): 473-480. The present study examined the inactivation effect of ultraviolet (UV) light on the conidia ... see more

Ramón Rebolledo, Juan Abarzúa, Andrea Zavala, Andrés Quiroz, Marysol Alvear, Alfonso Aguilera

R. Rebolledo, J. Abarzúa, A. Zavala, A. Quiroz, M. Alvear, and A. Aguilera. 2012. The effects of the essential oil and hydrolate of canelo (Drimys winteri) on adults of Aegorhinus superciliosus in the laboratory. Cien. Inv. Agr. 39(3): 481-488. Drimys win... see more

Fernando Arrocha, Mauricio G. Villena

F. Arrocha, and M.G. Villena. 2012. Applying a bioeconomic optimal control model to charcoal production: the case of slash-and-burn agriculture in Mexico. Cien. Inv. Agr. 39(3): 489-504. This paper analyzes the relationship between rural poverty and fores... see more

Horacio E. Bown, Michael S. Watt, Peter W. Clinton, Euan G. Mason

H.E. Bown, M.S. Watt, P.W. Clinton, and E.G. Mason. 2012. The influence of N and P supply and genotype on N remobilization in containerized Pinus radiata plants. Cien. Inv. Agr. 39(3): 505-520. A large proportion of the nitrogen (N) used in the current-... see more

Rómulo Santelices, Fernando Drake, Carlos Mena, Rodrigo Ordenes, Rafael M. Navarro-Cerrillo

Santelices, R., F. Drake, C. Mena, R. Ordenes, and R.M. Navarro-Cerrillo. 2012. Current and potential distribution areas for Nothofagus alessandrii, an endangered tree species from central Chile. Cien. Inv. Agr. 39(3): 521-531. Nothofagus alessandrii (... see more

Basilio Carrasco, Carole Díaz, Mario Moya, Marlene Gebauer, Rolando García-González

B. Carrasco, C. Díaz, M. Moya, M. Gebauer and R. García-González. 2012. Genetic characterization of Japanese plum cultivars (Prunus salicina) using SSR and ISSR molecular markers. Cien. Inv. Agr. 39(3): 533-543. The genetic characterization of 29 elite Ja... see more

Juan F. Martínez-Montoya, Juan Herrero-Isern, Jorge Aceves-de Alba, Jorge Palacio-Núñez, Víctor M. Ruiz-Vera, Genaro Olmos-Oropeza

J.F. Martínez-Montoya, J. Herrero-Isern, J. Aceves-de Alba, J. Palacio-Núñez, V.M. Ruiz-Vera, and G. Olmos-Oropeza. 2012. Approximation of the surface of gypseous soils in San Luis Potosí, Mexico. Cien. Inv. Agr. 39(3): 545-556. The gypseous soils of S... see more

Ricardo Muñoz, José Llanos

R. Muñoz, and J. Llanos. 2012. Estimation of the lifespan of agricultural tractor using a diffusion model at the aggregate level. Cien. Inv. Agr. 39(3): 557-562. The adoption of agricultural tractors by farms has resulted in different combinations, rel... see more

Carlos Sotomayor, Rafael Ruiz, Luis Muñoz

C. Sotomayor, R. Ruiz, and L. Muñoz. 2012. Phloematic mobility of 10Boron in kiwifruit (Actinidia deliciosa) mixed shoots. Cien. Inv. Agr. 39(3): 563-567. Boron (B) is an essential micronutrient showing restricted mobility in plants, except in species tha... see more

Rodrigo Herrera, David Núñez, Natalia Romero, Ximena Besoain, Luz María Pérez, Jaime Montealegre

R. Herrera, D. Nuñez, N. Romero, X. Besoain, L. M. Pérez, and J. Montealegre. 2012. Sensitivity of wild-type and mutantTrichoderma harzianum strains to fungicides. Cien. Inv. Agr. 39(3): 569-576. The germination of conidia in wild-type (Th11, Th12 and Th6... see more

Alexis K. Vidal, Dong-Sheng Han, Masaru Nakano, Yoshiji Niimi

A. K. Vidal, D.-S. Han, M. Nakano and Y. Niimi. 2012. Decreased time from seed to flowering corm size in Zephyra elegans via in vitro cultivation. Cien. Inv. Agr. 39(3): 577-584. Experiments were performed to establish a method to reduce the time from see... see more

Pablo Cáceres, Cecilia Cordero, Gloria González, Karla Quiroz, Juan C. Bobadilla, Carmen Bravo, Peter D.S. Caligari, Basilio Carrasco, Rolando García-Gonzales

A lysis buffer-based protocol (Protocol BA), a modified lysis buffer-based protocol (Protocol BA Mod) and a commercial extraction kit (Protocol PS Kit) (Power Soil, Mo bio Laboratories, CA USA) were each evaluated for their ability to produce high-qual... see more

Macarena Barra, Erika Salazar, María Beltrán, Boris Sagredo

The extraction of high-quality DNA is essential for studies conducted at the molecular level in species with an abundance of contaminants in their tissues, such as some landraces of potato and maize, in which it is difficult to extract good-quality gen... see more