NOT KNOWN DETAILS ABOUT PLANTATION FERTILIZER SOLUTIONS

[eight] Nicolas Théodore de Saussure and scientific colleagues at time had been rapid to disprove the simplifications of von Liebig. Well known experts whom von Liebig drew had been Carl Ludwig Sprenger and Hermann Hellriegel. On this industry, a 'understanding erosion'[nine] passed off, partly pushed by an intermingling of economics and investiga