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Cause and result or agricultural lime, inoculated legumes and successful agriculture : 1916 book of Northern Ohio acclimated farm seeds
Principles of plant culture; an elementary treatise designed as a text-book for beginners in agriculture and horticulture
Founders and foundations of Florida horticulture ; a serious and frivolous study of men and measures
Tropical agriculture. A treatise on the culture, preparation, commerce, and consumption of the principal products of the vegetable kingdom
Cause and result or agricultural lime, inoculated legumes and successful agriculture : 1915 book of Nothern Ohio acclimated farm seeds
The fruit insect situation, 1931 : a radio talk by B.A. Porter, Bureau of Entomology, [U. S. Department of Agriculture]
Conversations on vegetable physiology, comprehending the elements of botany with their application to agriculture; adapted to the use of schools