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Observations on the state of Ireland, principally directed to its agriculture and rural population : in a series of letters, written on a tour throug…
The national forest manual. Regulations of the secretary of agriculture and instructions to forest officers relating to claims, settlement, and admin…
The farmer's tour through the east of England : being the register of a journey through various counties of this kingdom, to enquire into the state o…
How crops grow; a treatise on the chemical composition, structure and life of the plant, for students of agriculture, with numerous illustrations and…
Index to papers relating to the food of birds : by members of the Biological Survey in publications of the United States Department of Agriculture, 1…
Address of D. F. Houston, secretary of agriculture, before the Association of American agricultural colleges and experiment stations, Auditorium hote…
New varieties of freesia of my own origination : [letter, dated March 29, 1923 and addressed to Mr. D.N. Shoemaker, U. S. Department of Agriculture, …
In-depth laboratory review October 19-21, 1994 : Soil Microbial Systems Laboratory : soil quality, sustainable agriculture, composted waste, arbuscul…
Zambezia : a general description of the valley of the Zambezi River, from its delta to the River Aroangwa, with its history, agriculture, flora, faun…
Britain for the Briton, co-operative working of agriculture and other industries a necessity; an earnest appeal for land, industrial, economic and ot…
