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Water measurement manual : a manual pertaining to measurement of water for irrigation projects
Հրապարակվել է 1953“…United States Department of the Interior Bureau of Reclamation…”
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Accomplishment in soil and moisture conservation operations in grazing districts
Հրապարակվել է 1948“…United States Department of the Interior Bureau of Land Management…”
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Analysis of public comment and final wilderness study areas November 1980
Հրապարակվել է 1980“…United States. Department of the Interior. Bureau of Land Management…”
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Water measurement manual : a mannual pertainning primarily to measurement of water for irrigation projects.
Հրապարակվել է 1985“…United States.Department of the Interior.Bureau of Reclamation…”
Գիտաժողովի նյութեր Գիրք
