66 MASS. EXPERIMENT STATION BULLETIN 355 



felt that better correlation could be brought about between Advanced Registry 

 Testing and Cow Test Associations and that results could be made of greater 

 practical importance if the transfer were effected. 



Miscellaneous Work. (P. H. Smith, A. F. Spelman, J. \V. Kuzmeski.) Num- 

 erous analyses have been made for residents of the State and other departments 

 of the college. 



Summary of Miscellaneous Work, 1938 

 Materials sent in: 



Milk and cream, butterfat only 701 



Milk, solids and fat 26 



Ice cream, for fat 75 



Feeds, from farmers and dealers 122 



Feeds, from State Institutions 785 



For other departments of Experiment Station and College: 



Dry matter, forage crops 461 



Complete fodder analyses 7 



Vegetables, fiber only 91 



Grass and hay, water and protein 86 



Feeds, fat and fiber 43 



FERTILIZER CONTROL SERVICE 

 H. D. Haskins in Charge 



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

 Spelman, Chemists; J. T. Howard, C. L. Whiting, G. E. Taylor, Sampling Agents; 

 H. L. Allen, Laboratory Assistant.) Records for the year show that 122 firms 

 have registered for sale in the State of Massachusetts 533 brands of mixed fer- 

 tilizer and fertilizing materials and 55 brands of agricultural lime and gypsum. 

 Results of analysis show that 66 percent of the mixed fertilizer brands, 83 percent 

 of the unmixed fertilizer brands and 75 percent of the lime brands showed no 

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

 products and from fertilizer tonnage fees for the year 1938 were $15,792.36. 



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

 draw samples for inspection purposes sampled 23,142 sacks or containers, rep- 

 resenting 18,153 tons of materials; 187 towns were visited, and 1,793 samples 

 representing 514 brands were drawn from stocks found in the possession of 516 

 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 343 340 1,074 451 7.666 



Ground bone, tankage and fish 48 48 150 53 624 



Nitrogen products, mineral and organic 54 44 222 134 628 



Phosphoric acid products 28 28 135 33 285 



Potash products 13 17 67 26 147 



Dried pulverized natural manures. ... 30 30 107 31 286 



Nitrate of potash 5 5 17 7 54 



Peat products 2 3 5 3 21 



Wood and cotton hull ashes 7 7 12 12 99 



Miscellaneous 3 4 6 4 31 



Lime products 55 53 133 61 628 



Totals 588 579 1,928 815 10.469 



