Albrecht, William A.
Original publication date: 1967
Original publisher: Paper prepared for an illustrated lecture in Alamosa, Colorado, August 31, 1967 and for a seminar at Canon City, Colorado organised by the Western Soils Company, Waterloo, Iowa, September 1-2, 1967.
Publication status: Public domain
Albrecht’s final and most thorough statement summarizing his research on maximizing nutritional quality by adjusting soil mineral nutrient ratios and quantities. Contains many well-rendered illustrations, maps, charts and tables.
PDF file size: 1Mb