Experiment station work, VIII :
soil moisture, fecundity of swine, fertility of soils, food value of eggs, cover crops for orchards, starch from sweet potatoes, cultivation v. cropping orchards, the toad as a friend of the farmer, transplanting trees /
prepared in the Office of Experiment Stations.
Washington, D.C. : U.S. Dept. of Agriculture, 1899.
32 p. :
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