Contents 



Page 



Pertinent facts relating to Massachusetts fertilizer law 3 



Manufacturers and brands - 4 



Fertilizer tonnage 5 



Mixed fertilizers: 



Deficiency statistics 6 



Average variation from guaranteed analysis 7 



Calculation of shortages 7 



Mixtures showing a commercial shortage of $1 or more per ton 9 



Mixtures substantially complying with guarantees 10 



Chemicals and raw products: 



Nitrogen compounds 13 



Products supplying nitrogen and phosphoric acid... 14 



Phosphoric acid compounds ...-. 15 



Potash compounds ..- 16 



Pulverized animal manures — 16 



Miscellaneous materials 19 



Agricultural lime products: 



Manufacturers and brands 23 



Hydrated or slaked lime 24 



Pulverized limestone (fine-ground limestone) 25 



Ground limestone (coarse-ground limestone) 26 



Directory of manufacturers who registered fertilizers for sale in 



Massachusetts in 1946 27 



