ISSN 0304-2847
printed version

INSTRUCTIONS TO AUTHORS

• Scope and policy
• Form and preparation of manuscripts
• Literature cited
• Sending of manuscripts

The “Revista Facultad Nacional de Agronomía, Medellín is a publication of The Facultad de Ciencias Agropecuarias, Universidad Nacional de Colombia, Sede Medellín. It is directed to professors, investigators and students of the agronomic sciences, animals, forest, agricultural and of foods engineering.

It receives technical articles that turn on investigation results achieved starting from the application, validation or technology adjustment to laboratory level, centers or production systems.  It accepts revision articles, where they are integrated published investigation results or not that center their arguments in the elements of interest of the Journal.  It already receives reflection articles that present research findings from an analytic perspective, interpretive or the author's critic on the specific topics mentioned. It discloses investigation notes that inform on novel discoveries or preliminary results of an original research.  It includes technical notes related with advances and partial or punctual achievements of investigation and extension that are outstanding and considering opportune to give to know the readers.  It admits letters to the Director that fix critical, analytic or interpretive positions on documents published in the Magazine and that in opinion of the Editorial Committee are an useful contribution to discussion of attractive questions to scientific community of reference.

The wording is reserved the right of make modifications in titles of articles, translations of abstracts and titles of tables and figures; whenever it is possible, it will be consulted to authors about the introduced changes.

The authors commit to give the print and reprint rights of published material to Revista Facultad Nacional de Agronomía, Medellín and any citation to articles edited in the Journal will be made whenever the respective credit is done.  In the event of duplication of the Journal content or their partial or total publication in another language, it will have the Director's written permission.

The Journal admits comments and opinions that differ of terms expressed in the published material, it accepts the authors' argued retractions and will correct typographic errors and of another nature that can have been made when publishing an article. 

La Facultad de Ciencias Agropecuarias and the Journal don't take necessarily responsibility with the concepts emitted in the published articles whose responsibility will be totally of author or co-authors. 

The extension must not exceed 25 pages. Use paper size letter 21.59 x 27.94 cm, Times New Roman or Verdana font, letter size 12, double spaced. Margins of 3 cm in the superior part, 2 cm in the inferior one and 2,5 cm in  lateral right and left margins.

The extension must not exceed 3 pages for investigation or technical notes. Tables and figures (graphs, drawings, schemes, flow diagrams, photographs, and maps) should be shown in independent sheets and with serial numeration (Table 1... Table n; Figure 1...Figure n, etc). Use Microsoft Word for text and tables and Excel for figures. Original Diagrams of frequency (bars and cakes) should be performed in the manuscript file and also in their MS-Excel® program; other figures, like photographs over paper and drawings can be sent in original or scanned and being remitted in the digital format or compression JPG (or JPEG) preferably with a resolution of 600 x 600 dpi (minimum 300 dpi); original photographs must be sent as slides.  As general norm, tables and figures are only accepted in white and black; exceptionally they will be included in color when it is strictly necessary and in opinion of the Editorial Committee.  Physical version of the article should be attached of a diskette or CD copy and three printed copies (two of them without author’s name).
The title of the article should be written in uppercase letters, it should not include abbreviations and it is obligatory its respective translation to the English language.  As much as possible, the title should not exceed 15 words and it should reflect the content of the document accurately.  When it contains scientific names of vegetable or animal species, these should be written with italic letter in minuscule, only with uppercase the first letter of the gender and of the classifier.  Author’s name and last names are located under the title in English, without the respective academic titles neither labor positions and in accordance with their contribution in the investigation and/or preparation of the article.

List references only cited in the text. Class notes, articles in preparation or in press or any other publication of limited circulation are not accepted. 

Text cites will be included in cited literature and vice versa.  Cites in the text should include the author's last names and year, without coma between author and year (e.g., Pérez Valencia 1995) ; also to conserve the following citation order: 

- If there is more than a date these will separate with comas: e.g.,  Pérez Valencia 1995, 1998, 2001. 
- If there are two authors they will be cited separated by the conjunction and. Example: Gil Perea and Ortega Camargo 1993.  
- If there are more than two authors, they will be separated for coma and the last one for the conjunction and. Example: Gil Perea, Ortega Camargo, Trujillo and Vélez Rúa 2003. 
- If there are several works of an author published in a same year, add a distinguishing letter (a, b, c, etc.) to the year in both text and Literature Cited. Example: Gómez Martínez 2000a, 2000b, 2000c. 

When the reference has more than three authors, use in the text the last names of the first one and to replace the other ones for the latin expression “et al” that means “and others”; in the literature cited all the authors should be mentioned. 

Personal communications must be cited as a “foot note” and are not be included in Cited Literature.
Bibliographical references should be ordered alphabetically by the first author's last name, without numeration and without indentation. To mention several publications of the same author, it should follow a chronological order, if they are of the same year the alphabetical order of the titles should be continued. 

References will contain all the data of easy access to any reader. The names and the authors' last names neither the titles of magazines should not be abbreviated. 
Examples of references

Books
Turner, Mónica G., Gardner, Robert H. and O´Neill, Robert V.  2001.  Landscape ecology in theory and practice: pattern and process.  New York: Springer.  401p.

Chapter in a book
Danby, Miles.  1980.  Buildings and the environment.  p. 465-475.  In: Lal, R. et al., ed.  Building research establishment. Building in hot climates.  Watford, UK: McCorquodale.

Proceedings
García López, Manuel.  1998.  La ingeniería geotécnica y la protección del medio ambiente. p.65-94.  En: IX Congreso Colombiano de la Ciencia del Suelo (1998: Paipa, Colombia).  Memorias. Santa Fé de Bogotá: Sociedad Colombiana de la Ciencia del Suelo.

Thesis
Gómez Botero, Carmen Piedad.  2004.  Autoecología del mortiño (Vaccinium meriodinale Swartz Ericaceae). Medellín. 78h.  Tesis Magister en Bosques y Conservación Ambiental.  Universidad Nacional de Colombia. Facultad de Ciencias Agropecuarias.

Abril Ramírez, Gonzalo.  2002.  Biogeografía y descripción de las especies del género Collaria sp. en seis zonas lecheras del Departamento de Antioquia.  Medellín. 49 h. Trabajo de grado Ingeniero Agrónomo.  Universidad Nacional de Colombia. Facultad de Ciencias Agropecuarias.

Journal papers
Reche, Isabel; Pulido-Villena, Elvira; Morales-Baquero, Rafael and Casamayor, Emilio O.  2005.  Does ecosystem size determine aquatic bacterial richness?.  En: Ecology. Vol. 86, no. 7; p. 1715-1722.

Supplement of Magazine
Silva, Ana Margarita y Carrillo, Norma Natalia.  2004.  El manglar de piruja, Golfito, Costa Rica: un modelo para su manejo.  En: Revista de Biología Tropical.  Vol. 52, Supl. 2; p.195-201.

Electronic references
García, María Isabel.  2005.  Colombia: el bosque como negocio y como cultura. Disponible en Internet http://www.tierramerica.net/2003/1125/noticias1.shtml. [Consultada: 9 Dic. 2005].

Edward, A.Y., M.A. Ewing and C.K. Revell. 2001. Fate of serradela, medic and biserrula seeds in pods ingested by sheep. Aust. Agron. Conference-Papers. Available in: http://me.csv.edu.au /agronomy/papers [Accessed: 10 0ct. 2003].

Articles can be submitted printed or through electronic mail to: rfnagron@unalmed.edu.co, written in Spanish, English or Portuguese and they will be published in the original language. They should be sent in  both magnetic (diskette or CD) in "Word " (or compatible processor) and three printed copies, two of these without authors’ names.

Submit contributions to:
Revista Facultad Nacional de Agronomía, Medellín
Universidad Nacional de Colombia, Sede Medellín
Apartado Aéreo 568, Medellín, Colombia
Teléfono: 430 90 06
Fax: 230 04 20
http://www.agro.unalmed.edu.co/publicaciones/revista/