Resultados de la búsqueda : colech (1,474) de 1 a 25
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Artículo
"Una iniciativa ecológica contra la industria minera en Chihuahua"
Hausberger, B..
COLECH (1732)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASH01518e42533f6db133806fa7 -
Artículo
"List of mammals and birds collected in northeastern Sonora and northwestern Chihuahua, México, on the Lumholtz Archieological expedition, 1890-92"
Allen, J.A.;.
COLECH (1893)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASHdb891d4c83ee86fc35e1e9 -
Artículo
"The Climates of North America: According to a New Classification"
COLECH (1931)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASH719a91c5861e75a31648b0 -
Abstract
"Detrital minerals derived from recent volcanics in northwestern Chihuahua, Mexico"
Sidwell, R. and Renfroe C.A..
COLECH (1934)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASH03c4a3a9aff2b2cb9bb6 -
Notas de campo
"Methods in Wildlife Censuses"
COLECH (1937)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASH0e5f10f077976f34544c5e -
Artículo
"Rectification of the Rio Grande in the El Paso-Juarez Valley"
Reinhardt, G. F..
COLECH (1937)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASH833630a88fb9f2cd09b0e4 -
Decreto
"Decreto que declara Reserva Forestal Nacional y Zona de Refugio de la Fauna Silvestre denominándola Tutuaca, los terrenos nacionales de la región Sur de Temósachic, Chih."
Gobierno Federal.
COLECH (1937)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASH68894de577a8d049ef5ec7 -
Decreto
"Decreto que declara Reserva Forestal Nacional y Zona de Refugio de la Fauna Silvestre "Campo Verde", los terrenos de Madera, Chih., que el mismo limita"
Gobierno Federal.
COLECH (1938)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASH01fc3893e324085c272d1d65 -
Artículo
"Mexico's National Parks"
COLECH (1941)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASH017022c47b49e79e4d2a963a -
Artículo
"Effects of drought in the Rio Grande Basin"
Thomas, Harold E..
COLECH (1942)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASH0129eafba7b4c3d09cb4aac6 -
Artículo
"Rainfall of Northern Mexico"
COLECH (1944)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASH15ed060383b1ee12de4515 -
Artículo
"Vegetation Zones of Mexico"
COLECH (1950)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASHed5f622897f3fb61d36baa -
Artículo
"The Sierra Tarahumara"
COLECH (1953)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASHcbb226688d49f31a12fd30 -
Artículo
"Ecology of the Opuntiae in the Big Bend Region of Texas"
COLECH (1954)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASHa132213d08bcc7f298e2d0 -
"Nomenclature of the black-throated sparrows of Chihuahua and western Texas"
Alden, H.M..
COLECH (1954)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASHe2b74bd933524812834669 -
Otro
"Regulations for storage, converance and delivery of waters of the Río Grande from Fort Quitman, Texas, to the Golf of Mexico"
International Boundary and Water Commission.
COLECH (1954)
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Resumen
"Small mammals in pellets of Barn Owls from Miñaca, Chihuahua"
Sidney, A.; Long, C. A..
COLECH (1961)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASH016f2be039c72b5c1945d496 -
Otro
"Improvement of the channel of the lower Rio Grande"
International Boundary and Water Commission.
COLECH (1961)
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Artículo
"The American Wilderness in Historical Perspective"
COLECH (1963)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASH019b7d014f23811747d261af -
Artículo
"Past and Present Grasslands of Southern Texas and Northeastern Mexico"
COLECH (1963)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASH01792b2033e0c797708dfd93 -
Abstract
"Turonian (Cretaceous) ammonites from northeartern Chihuahua, Mexico"
Powell, J. D..
COLECH (1963)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASH01781460b457533e4ead4ff2 -
Artículo
"Outdoor Recreation in a Hyper-Productive Society"
COLECH (1967)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASH9859c9e3d8a5db9add7797 -
Artículo
"Ecology of Picea Chihuahuana Marti"
COLECH (1968)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASH016e3524f35971047dcdfb9a -
Artículo
"Water resources of Mexico"
del Arenal, R.;.
COLECH (1969)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASH3571479ebd85b4bd485dfd -
Artículo
"The Role of Criminalistics in White-Collar Crimes"
COLECH (1971)
http://bva.colech.edu.mx/xmlui/handle/123456789/HASH31267f6ed9c4ee5c32817d