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The Asian lady bug is considered an invader to Argentina, Brazil and Chile, although initially it was used as a pest control method.
Two coleopteran species attack trees and crops

While the Asian ladybug came to Colombia and passed from pest controller to biologic invader, the palm beetle has begun to attack commercial crops in the eastern plains of Colombia. [Leer más]

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Subsequent versions will showcase distribution maps of new resistance markers.
Global maps created to highlight resistance to antimalarial drugs

Through a series of molecular markers, studied on four continents, UN Parasitology researchers have identified resistance to antimalarial drugs. [Leer más]

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Colombia has 14,855 hectares of planted tomatoes.  During 2008, 455,693 tons were harvested. (Internet image www.fondosparapantalla.com)
Better agricultural practices for tomatoes proposed

Considering plant-pathogen relationships, soil conditions and the application of preventive agricultural practices, are some of the recent proposals made by UN researchers for the tomato growing industry. [Leer más]

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According to the UN professor, hydrogen generation is associated with organic matter rich in sugars. Photos: Unimedios/Unimedios
UN creates biohydrogen from organic waste material

With the intention of providing solutions for adequate organic waste management, while also producing alternative energy sources, UN researchers hope to produce biohydrogen. [Leer más]

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The UN Insect Systematic and Comparative Biology Lab seeks to acknowledge biological diversity and contribute to the improvement of fruit fly affected crops.
Entomological study to advance agriculture

By acknowledging the country’s biological diversity, insect morphological studies and technological and agrarian development, the country can create natural models for its own benefit. [Leer más]

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Pollen images from the lowlands of Córdoba Province.
Reconstructing the ancient Caribbean lowland plant life environment

UN PhD candidate Yennifer Garcia’s palynological research project has identified 223 new plant species and the role they play in reconstructing the ancient environment, including the plant life. [Leer más]

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Microencapsulation of active compounds is performed at the Agronomy Faculty Post-Harvest Laboratory.
Yucca and whey used to encapsulate citrus flavor and aroma

The Universidad Nacional de Colombia is studying microencapsulation of citrus extracts, specially limonene, with yucca starch and cow milk whey. [Leer más]

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There are more than 40 lagoons and lakes in the Santurbán moorlands. Photo: www.fenalcosantander.com.co
Mining in Santurbán, a public health concern

“Gold mining in the Santurbán (Province of Santander) moorland could have a negative effect on its biodiversity and be a long-term public health problem. Santurbán supplies the drinking water for Bucaramanga and neighboring...[Leer más]

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Apart form being a biofuel, medicinal products may be produced from jatrofa.
Jatrofa might solve electrical energy problems in Colombia

UN Researchers have initiated a research project on the jatrofa plant given its potential uses in electrical energy production, dry land farming and its medicinal properties. [Leer más]

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<i>A. piligerum</i>, new genus record for Colombia. Photo: Wilson Ricardo Álvaro Alba.
New moss species recorded in Colombia

A UN researcher discovered a new species of the genus Anastrophyllum during the first ever taxonomic review of moss species performed in Colombia. [Leer más]

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It is a method to determine the building spec requirements for things such as beams, rebar and airplane wings. Photos: Manizales/Unimedios
New method to assess structure vibration

UN-Manizales is developing a new method to determine the building specs for such things as beams, rebar and airplane wings. [Leer más]

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This machine will provide added value fusel oil which could be used in the perfume, and other fragrance industries.
Purified fusel oil, a potentially profitable product

UN chemical engineers have designed a machine that will purify and provide commercial value to fusel oil, a biodegradable by-product which may be used in the perfume industry, for example. [Leer más]

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<i>Tibanic</i>a wetland, located between Bosa and Soacha.
Monitoring protocol for Bogotá wetlands

The Tibanica wetland, located between Bosa and the city of Soacha south of Bogotá served as a case study for designing the model which is expected to be replicated in 12 other wetland areas. [Leer más]

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The chamba berry (<i>Campomanesia lineatifolia R. & P.</i>) belongs to the <i>Myrtaceae</i> family and weighs approximately 25 grams. Photos: Andrés Felipe Castaño (Unimedios).
Research on an exotic berry increases its shelf life

A UN researcher found the way to make the chamba berry from the Colombian Province of Boyacá, last up to eight days without using any post-harvest technology. [Leer más]

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Director Juan Manuel Tejeiro // Coordinadora Blanca Nelly Mendivelso // Editores Sandra Uribe Pérez, Carlota Loaiza Cadavid  // Redactores Amazonia Harrison Calderón Bogotá Carlos Fernando Álvarez Camargo, Carlos Cuervo, Luis Fernando García - Manizales Fanny Lucía Pedraza Valencia, Ana María Escobar - Medellín Doris Gómez Osorio, Gimena Ruiz Pérez, Harrison Rentería - Palmira Laura Fuertes, Jeinst Campo // Colaboradores Claudia Sánchez, César Herrera De la Hoz  // Fotógrafos Víctor Manuel Holguín, A. Felipe Castaño // Archivo Digital Víctor Manuel Holguín // Corrección de estilo Fernando Gaspar Dueñas // Traductor Roberto Rey Canales // Contacto Giovanni Clavijo // Camarógrafos y Editores Giovanny Sierra, Juliana Cepeda, Ómar Cárdenas, Mónica González, Andrés Almeida // Diseño y Desarrollo - Medios Digitales Martha L. Chaves Muñoz, Cristian Orlando Bogotá, Pedro Daniel Valero, Javier Morales, Javier Garzón Publicación de la Unidad de Medios de Comunicación -Unimedios- de la Universidad Nacional de Colombia. PBX.: (1) 316 5000 ext. 18108 -18106 Fax: (1) 316 5232 • Correo electrónico: agencianoticias@unal.edu.co // Se permite la reproducción total o parcial de la información, otorgando el crédito a la Agencia de Noticias UN.

Universidad Nacional de Colombia
Carrera 45 No 26-85 - Edificio Uriel Gutiérrez
Bogotá D.C. - Colombia