Indications of food starvation in our cultivated plants; being the results of experiments and observations at the Experimental Station of the Duchy of Anhalt, Bernburg; the Institute for Soil and Plant Cultivation Instruction of the Royal Agricultural College, Bonn-Poppelsdorf; the Agricultural Institute of Goettingen University [and] the Experimental Farm, Lauchsthädt
Kalisyndikat G.M.b.H