Caption: Board of Trustees Minutes - 1890
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AGRICULTURAL EXPERIMENT STATION. DIAGRAM SHOWING E E F E C T O F F E R T I L I Z E R S U P O N Y I E L D O F W H E A T . 265 Fertilizer per acre. Name. Qu'nt^y Bu. Yield of wheat per acre. One bu. to one-tenth inch. Odin, Marion Co., 1889-90. Stable manure.. 20 oads 10.5 ^ ^ 9.1 None Cattle tankage.. 400 lb. 10.1 8.1 Superphosphate 400 lb. 11.1 9 — Superphosphate 400 lb. 12.9 11.5 None ^^^^^ SES^^ — •Mulch of oat straw, 2,500 lb., 1888-89. +There were 4 plats which were fertilized in the same way as were the 1st, 2d, 4th, and 5th at this place the next year. tSome fertilizers were put on part of this acre in the spring, but the wheat had been so far injured by the winter that the whole is counted as unfertilized. [Financial statements may be found on p. 92 and p. 177.] 18 U. I.
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