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Address on the relations of physical geography to agriculture
Address delivered before the Philadelphia society for promoting agriculture
The American text book of practical and scientific agriculture
Laws applicable to the United States Department of Agriculture
U.S. Department of Agriculture's disaster assistance for specialty crops : hearing before the Subcommittee on Specialty Crops and Natural Resources o…
A manual for laboratory and field studies in agriculture
Agriculture; a text for the school and the farm
Question summary to accompany "Soil fertility and permanent agriculture,"
The elements of agriculture: a book for young farmers
Organic chemistry in its applications to agriculture and physiology