The Influence of Crop Rotations and Use of Farm flanure Upon the Humus Content and Fertility of Soils. By Harry Snyder. Minn. ... instructions regarding the sampling of material to be forwarded for analysis, instructions to manufacturers, importers, agents and sellers of commercial fertilizers and a discussion of the trade values of fertilizer ingredients for 1905. F. P. Veitch. Liming the Soil. By Chas.
|Title||:||Review of American Chemical Research|
|Author||:||William Albert Noyes|