From a generous donation by Thorsten Perl and friends of the digitalized collection of works by and about Dr. Raoul H. Francé and his wife Annie Francé-Harrar.
Studien zum Ausbau der vegetabilen Reizphysiologie I From a generous donation by Thorsten Perl and friends of the digitalized collection of works by and about Dr. Raoul H. Francé and his wife Annie Francé-Harrar.
They include: Amino Acids in Legumes According to Soil Fertility; The Soil Fertility Pattern (February 1954, MISSING); The Little Things Count in Nutrition; Animals Know Good Food!; Agriculture is Biology First and Foremost; The Upset Biological Processes; Consider the Soil--Not Technologies!; Some Soils Analyzed; The Role of Clay in Plant Nutrition; Root Chemistry and Clay Chemistry; The Sustaining Fertility of the Soil; The Importance of Soil Economics.
Offers a uniquely Russian, holistic viewpoint on plants that seeks wisdom through observation of the obvious.
The classic study, filled with species-by-species illustrations, each worth tens of thousands of words to someone who wants to grow vegetables better.
Chapter I provides what may be the best basic soil's manual ever written; Chapter III shows how to grow plants with an awareness of their root activities. Also of particular interest are Weaver's frequent mentions of Albert Howard's researches in India.