APPLICATION OF AERIAL PHOTOGRAPHY TO LOGGING OPERATIONS
نویسندگان
چکیده
منابع مشابه
Aerial Photography Applied to Traffic Studies
IN T R O D U C T IO N Within the next decade, more than $30 billion will be spent at the federal, state and local levels for the construction of new roadways in the United States. Additional billions will be allocated for the operation and maintenance of existing facilities. Toward what end is this huge expenditure being made? Most highway officials would agree that it is to promote the efficie...
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ژورنال
عنوان ژورنال: The Forestry Chronicle
سال: 1944
ISSN: 0015-7546,1499-9315
DOI: 10.5558/tfc20262-4