Number of pounds of dry matter, digestible protein, 4 percent milk, and live weight of beef produced from one pound of nitrogen (N), phosphoric acid (Pb2sOb5s), potassium (Kb2sO) or plant food in complete fertilizer
Published: 1944
Place of publication: [Washington?]
Language: eng
Notes: Issued Feb. 1, 1944, by Conservation Programs Branch.