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Utilization of Combined Harvester-threshers and Cost of Harvesting Small Grains with a Combine (Northern Great Plains and Pacific Northwest, 1933)
Language: en
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Authors: Raymond Secord Washburn
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Utilization of Tractors and Cost of Tractor Power on Grain Farms
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Experiment Station Record
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Experiment Station Record
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Authors: U.S. Office of Experiment Stations
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Tillage, Planting, and Harvesting Equipment on Grain Farms and Rates of Doing Field Work with These Implements when Drawn with Horse and with Tractor Power
Language: en
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Tillage, Planting, and Harvesting Equipment on Grain Farms and Rates of Doing Field Work with These Implements when Drawn with Horse and with Tractor Power

Authors: Raymond Secord Washburn
Categories: Agricultural machinery
Type: BOOK - Published: 1936 - Publisher:

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