. Journal of agricultural research . B. D Journal of Agricultural Research Vol. XVIII, No. 5 > ADDITIONAL COPIES OF THIS PUBLICATION MAY BE PROCURED FROM THE SUPERINTENDENT OF DOCUMENTS GOVERNMENT PRINTING OFFICE •WASHINGTON, D. C. AT 35 CENTS PER COPYA Vol. XVIII DECETvIBKR 15, 1919 No. 6 JOURNAL OF AGRICULTURALRESEARCH CONXKNTS Losses of Organic Matter in Making Brown and BlackAlfalfa - -- - - -- - - 299 C. O. SWANSON, L. E. CALL, and S. C. SALMON ^Contribution from Kansas Agricultural Experiment Station) Cotton Rootrot Spots _______ 3tS C. S. SCOFIELD(Contribution from Buteau of Plant In
. Journal of agricultural research . B. D Journal of Agricultural Research Vol. XVIII, No. 5 > ADDITIONAL COPIES OF THIS PUBLICATION MAY BE PROCURED FROM THE SUPERINTENDENT OF DOCUMENTS GOVERNMENT PRINTING OFFICE •WASHINGTON, D. C. AT 35 CENTS PER COPYA Vol. XVIII DECETvIBKR 15, 1919 No. 6 JOURNAL OF AGRICULTURALRESEARCH CONXKNTS Losses of Organic Matter in Making Brown and BlackAlfalfa - -- - - -- - - 299 C. O. SWANSON, L. E. CALL, and S. C. SALMON ^Contribution from Kansas Agricultural Experiment Station) Cotton Rootrot Spots _______ 3tS C. S. SCOFIELD(Contribution from Buteau of Plant Industry } Apple-Grain Aphis - - - - - - - -311 A. C. BAKER and W. F. TURNER(Contribution from Bureau of Entomology) Sunflower Silage ---__--> 325R. E. NEIDIG and LULU E. VANCE (Contribution from Idaho Asricultural Eiperlment Station) Effect of Oxidation of Sulphur in Soils on the Solubility otRock Phosphate and on Nitrification - - - - 32f O. M. SHEDD (Contribution from Kentucky Agricultural Experiment Station) PUBUSHED BY AUTHORIT
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectagricul, bookyear1913
