A hundred years of successful fertilizer practice：communi-cations of the Ør̤d World Fertilizer Congress with all contributi-ons to the discussions

Corporate Authors: World Fertilizer Congress (3rd 1957 Heidelberg
Group Author: Schmitt Ludwig; Ertel Hermann
Published: J. D. Sauerlander's Vlg.,
Publication Dates: c1959.
Call Number: 631.8/W927/1957