Results 81 to 90 of about 192,955 (166)

Nafta and industrial efficiency in Baja California [PDF]

open access: yes
The figures before and after the North America Free Trade Agreement between Canada, Mexico and United States, suggest the intensification of the North region economic dynamics, particularly in the sates of Baja California.
Mungaray, Alejandro   +1 more
core   +1 more source

A review of the population structure of yellowfin tuna, Thunnus albacares, in the Eastern Pacific Ocean [PDF]

open access: yes, 1964
ENGLISH: Since its inception in 1950 by agreement between the Republic of Costa Rica and the United States of America, the Inter-American Tropical Tuna Commission has been engaged in studies of the biology, ecology and population dynamics of yellowfin ...
Alverson, Franklin G.   +3 more
core  

Los pimas del padre Kino [PDF]

open access: yes
Father Kino was the first European to contact the Pima. It is possible to get some relevant ethnographical data of this group through his written works and those of the soldiers who accompanied him in his journeys through the Pimería –the unknown ...
Navajas Josa, Belén
core   +2 more sources

Poster Sessions

open access: yes
HemaSphere, Volume 9, Issue S1, June 2025.
wiley   +1 more source

Cambio regional del empleo y productividad manufacturera en México El caso de la frontera norte y las grandes ciudades: 1970-2004

open access: yesFrontera Norte, 2008
El cambio regional en las manufacturas mexicanas a partir de la década de 1980 se ha caracterizado por el rápido crecimiento del empleo y la producción en la frontera norte del país y la pérdida de participación de ellos en las grandes ciudades.
Adrián de León Arias
doaj  

Some factors affecting the distribution and apparent abundance of yellowfin and skipjack tuna in the Eastern Pacific Ocean [PDF]

open access: yes, 1964
ENGLISH: Since 1951, the Inter-American Tropical Tuna Commission has been investigating the biology, ecology and population dynamics of the yellowfin tuna, Thunnus albacares, and the skipjack tuna, Katsuwonus pelamis, in the Eastern Pacific Ocean.
Barrett, Izadore, Broadhead, Gordon C.
core  

Las organizaciones del sector social del Valle del Yaqui. Retrocesos de política agraria

open access: yesFrontera Norte, 2008
Este trabajo reporta el resultado de una investigación realizada con pequeños y medianos productores del Valle del Yaqui en el sur de Sonora. El objetivo principal es subrayar las sinergias que se establecen entre estrategias tecnológicas y organizativas
María Almanza Sánchez
doaj  

Integración regional binacional: Evidencia para los estados del norte de México y Texas

open access: yesFrontera Norte, 2009
El presente estudio busca contribuir al análisis de la integración regional entre los estados del norte de la república y el estado de Texas, mediante el uso de modelos de series de tiempo.
Edgardo Arturo Ayala Gaytán   +2 more
doaj  

Community Foundation Global Status Report, Canada [PDF]

open access: yes, 2008
This fact sheet provides information on Canadian community foundations and their linkages to other parts of the world, including Southern ...
Ann Tartre
core  

Procesos de institucionalización de la narcocultura en Sinaloa

open access: yesFrontera Norte, 2009
Las condiciones de identidad devaluada fueron la base subjetiva sobre la cual se articularon códigos axiológicos, mecanismos de legitimación, lógicas de poder y distintas formas de expresión estética y místico-religiosas del imaginario del traficante. En
Jorge Alan Sánchez Godoy
doaj  

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