erovnuli-samecniero-biblioteka Search for 'au:"Ibach, D. B."'

A graphic method of interpreting response to fertilizer /

By Ibach, D. B..
Washington, D.C. : U.S. Dept. of Agriculture, Agricultural Research Service, 1956 .
ii, 27 p. : , "Supersedes U.S. Bur. Agr. Econ., FM 105, Determining profitable use of fertilizers, 1953 / by D. B. Ibach and S. W. Mendum." 26 cm..

]]> Place hold on A graphic method of interpreting response to fertilizer /

Fertilizer use in the United States by crops and areas, 1964 estimates /

By Ibach, D. B..
Washington, D.C. : U.S. Dept. of Agriculture, Economic Research Service and Statistical Reporting Service, 1967 .
384 p. : , Cover title. | Chiefly tables. 26 cm..

]]> Place hold on Fertilizer use in the United States by crops and areas, 1964 estimates /

Crop yield response to fertilizer in the United States

By Ibach, D. B..
Washington] U.S. Dept. of Agriculture, Economic Research Service; [for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1968 .
295 p. , Cover title. | Supersedes U.S. Agricultural Research Service. Farm Economics Research Division. Fertilizer used on crops and pasture in the United States; 1954 estimates, issued as U.S. Dept. of Agriculture, Statistical bulletin, no. 216. 29 cm..

]]> Place hold on Crop yield response to fertilizer in the United States