Progressive Agriculture, Vol. 19, No. 2 (1967): Recent submissions
Now showing items 21-26 of 26
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Underground Asphalt Layer Tested to Save Water, Boost YieldsCollege of Agriculture, University of Arizona (Tucson, AZ), 1967
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Progressive Agriculture in Arizona, Volume 19, Number 2 (March-April 1967)College of Agriculture, University of Arizona (Tucson, AZ), 1967





