Explanation: Se refiere a la evolución de la lista de cultivos de la región.
Padrón está correcto.
Ref. Thomas West, Spanish-English Dictionary of Law and Business
Lamarche United States Local time: 12:16 Native speaker of: Spanish
Explanation: Below is the link to the actual article, with its abstract in English. "Padrón" is a mistake in the article title itself! In its abstract it says "patrón", and translates it as above.
Googling "padrón de cultivos" it's the first hit you get.
-------------------------------------------------- Note added at 1 hr (2009-10-29 18:21:36 GMT) --------------------------------------------------
Yes, this was a straightforward Google search that led to a pdf, and the url is the html alternative to opening the pdf.
Joss Heywood Argentina Local time: 13:46 Specializes in field Native speaker of: English PRO pts in category: 15
Notes to answerer
Asker: Joss: Thanks so much! Yesterday, I was trying to access the abstracts on the university's web site but couldn't find them. I'm sort of puzzled by the url. Did you find by doing a Google search? Thanks again for confirming that patrón is right!
Asker: Thank you for sharing the information on how to access the articles. It made my work much easier!
evolution of crop rotation OR POSSIBLY: ... shifting cultivation
Explanation: It could also be one of these concepts. They are similar but not quite the same. I translated a book on shifting cultivation for the OAS 98 years ago.
Definitions of "crop rotation":
crop rotation n. The successive planting of different crops on the same land to improve soil fertility and help control insects and.
Method and purpose - History - Effects on soil erosion - See also www.answers.com/topic/crop-rotation
crop rotation - Definition from the Merriam-Webster Online Dictionary
the practice of growing different crops in succession on the same land chiefly to preserve the productive capacity of the soil. Bing Learn more about "crop ... www.merriam-webster.com/dictionary/crop rotation
a system of growing successive crops that have different food requirements, to prevent soil depletion, break up a disease cycle, etc. ... www.yourdictionary.com/crop-rotation
Shifting cultivation is more traditional:
shifting cultivation definition : shifting cultivation n a land-use system, esp. in tropical Africa, in which a tract of land is cultivated until its fertility diminishes, when it is abandoned until this is restored naturally dictionary.reverso.net/english-definition/shifting%20cultivation
Shifting cultivation is when tribes in the Amazon move from their plots to a second plot to let their first plots soil regain its natural nutrition. They spend 3 years at each plot. Once they have been there for a period of time in the second plot, they move to a third, by now the first plot has had 6 years to regain its nutrition. http://wiki.answers.com/Q/What_is_shifting_cultivation
Any cyclical agricultural system that involves clearing of land—usually with the assistance of fire—followed by phases of cultivation and fallow periods. The fallow period may range from only a few years to several decades. Also called swidden agriculture.
Muriel Vasconcellos United States Local time: 08:46 Specializes in field Native speaker of: English PRO pts in category: 169
Notes to answerer
Asker: Hi, again, Muriel. Thanks for your suggestions. From the abstract, I think the author is talking more about patterns of what is planted than actual crop rotation: The objective of this paper is to analyze changing crop patterns In the Mexicali Valleyof Baja California, and to determine the effects of this evolution on the reorganizationof agricultural production there. The methodology Includes an analysis by groups ofcrops and the analysis takes into consideration variables such as agricultural employ-ment, technological changes, and the markets toward which the valley’s agriculturaloutput is directed. The author concludes that the type of agricultural development nowprevailing In the Mexicali Valley has transformed this rich agricultural area Into aregion that es highly dependent on and vulnerable to foreign markets.
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