Institution: | 1. Division of Handling, Transportation, and Storage of Horticultural Crops, A.R.A., United States Department of Agriculture, East Grand Forks, Minn. 2. Division of Farm Machinery, Bureau of Plant Industry, Soils, and Agricultural Engineering, A.R.A., United States Department of Agriculture, East Grand Forks, Minn. 3. University of Minnesota, St, Paul, Minn.
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