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2001
Each spring and fall a soil moisture survey is conducted to determine the amount of plant-available moisture in the top five feet of many of the major soils in Iowa. Several of the sites are located in the Wallace Foundation for Rural Research and Development (WFRRD) area.
Olsen, Carroll +3 more
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Each spring and fall a soil moisture survey is conducted to determine the amount of plant-available moisture in the top five feet of many of the major soils in Iowa. Several of the sites are located in the Wallace Foundation for Rural Research and Development (WFRRD) area.
Olsen, Carroll +3 more
openaire +2 more sources
1958
Contained within the 3rd Edition (1957) of the Atlas of Canada is a plate that shows four soil map sections of soil maps that were being prepared by the Experimental Farms Service of the Federal Department of Agriculture in cooperation with the Provincial Departments of Agriculture and the Departments of Soils at Canadian universities in the 1950s ...
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Contained within the 3rd Edition (1957) of the Atlas of Canada is a plate that shows four soil map sections of soil maps that were being prepared by the Experimental Farms Service of the Federal Department of Agriculture in cooperation with the Provincial Departments of Agriculture and the Departments of Soils at Canadian universities in the 1950s ...
openaire +1 more source
AAPG Bulletin, 1939
Attention was called to the important role that visual oil and gas seeps and mineralization phenomena have played in the location of oil and gas fields throughout the world. A. Beeby Thompson was quoted in part from his End_Page 1874------------------------------ paper entitled "The Economic Value of Surface Petroleum Manifestations," which appeared in
openaire +1 more source
Attention was called to the important role that visual oil and gas seeps and mineralization phenomena have played in the location of oil and gas fields throughout the world. A. Beeby Thompson was quoted in part from his End_Page 1874------------------------------ paper entitled "The Economic Value of Surface Petroleum Manifestations," which appeared in
openaire +1 more source