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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Use of the U.S. General Land Office survey notes for investigating vegetation change in southern Arizona

Stoiber, Philip Edwin, 1949- January 1973 (has links)
No description available.
2

AN ANALYSIS OF A SONORAN DESERT SPECIES DIVERSITY GRADIENT

Yensen, Arthur Eric, 1944- January 1973 (has links)
No description available.
3

CHEMICAL ECOLOGY OF A NORTHERN ARIZONA PONDEROSA PINE-BUNCHGRASS COMMUNITY

Rietveld, Willis James, 1942- January 1974 (has links)
No description available.
4

PHYTOSOCIOLOGY STUDIES OF A DESERT GRASSLAND SITE

Fish, Ernest Bertly, 1942- January 1973 (has links)
No description available.

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