ANNUAL REPORT, 1937 69 



Summary of Miscellaneous Work, 1937 



Materials sent in: 



Milk and cream, butterfat only 919 



Milk, solids and fat 27 



Ice cream, for fat 96 



Feeds, from farmers and dealers 98 



Feeds, from State Institutions 235 



For other departments of Experiment Station and College: 



Dry matter, forage crops 385 



Complete fodder analyses • 37 



Vegetables, fiber only 60 



Grass and hay, water and protein 158 • 



Feeds, fat and fiber 57 



FERTILIZER CONTROL SERVICE 

 H. D. Haskins in Charge 



Fertilizer Inspection. (H. D. Haskins, H. R. DeRose, J. W. Kuzmeski, A. F. 

 Spelman, Chemists; L. A. Graves, C. L. Whiting, G. E. Taylor, Sampling Agents; 

 Harry L. Allen, Laboratory Assistant.) Records for the year show that 117 firms 

 have registered for sale in the State of Massachusetts 497 brands of mixed ferti- 

 lizer and fertilizing materials and 51 brands of agricultural lime and gypsum. 

 Results of analysis show that 68 percent of the mixed fertilizer brands, 79 percent 

 of the unmixed fertilizer brands and 80 percent of the lime brands showed no 

 deficiencies. The gross receipts from the registration of the fertilizer and lime 

 products and from fertilizer tonnage fees for the year 1937 were $15,372.19. 



For about ten weeks, beginning April 1, three experienced men employed to 

 draw samples for inspection purposes sampled 21,314 sacks or containers, rep- 

 resenting 17,858 tons of materials; 191 towns were visited, and 1,819 samples 

 representing 549 brands were drawn from stocks found in the possession of 599 

 agents or owners. The following summary shows the character of these sub- 

 stances, as well as statistics with reference to their inspection. 



Brands Brands Samples Number of Number of 



Registered Collected Drawn Analyses Determinations 



Mixed fertilizers 307 308 1.028 444 7,967 



Ground bone, tankage and fish 45 45 151 69 708 



Nitrogen products, mineral and organic 53 50 205 115 522 



Phospho ic acid product^ 26 26 109 31 276 



Potash products 17 17 69 28 145 



Dried pulverized natural manures. ... 32 31 107 35 335 



Nitrate ot potasa 5 5 11 5 36 



Peat products 3 3 4 3 30 



Wood and cotton hull ashes 7 6 12 12 99 



Miscellaneous 2 6 10 6 98 



Lime products 53 54 25 56 591 



Totals 550 551 1,831 804 10,807 



During the period July 1, 1936 to July 1, 1937, the tonnage of fertilizer and 

 plant food sold in Massachusetts was as follows: 



