ANNUAL REPORT, 1929 365 



Zielinski, Jr.). Numerous analyses are made for residents of the State 

 and' other departments of the College. AnaJyses requested must be 

 comparable to the general routine work of this department- 



Summary of Mucelkmeoiis Work, 1929 



Materials sent in: 



Milk and cream, butter fat only 602 



Milk, solids and fat 76 



Feeds 97 



Pasture grass, dry matter 562 



Pasture grass, fodder analyses 45 



Pasture grass, nitrogen 47 



I<^or other departments of Experiment Station and College: 



Milk for butter fat 127 



Moisture tests, forage crops 70i6 



Complete fodder analyses 192 



Moisture tests and nitrogen 168 



Chicken bones 2 



FERTILIZER CONTROL SERVICE 

 H. D. Haskins in Charge 



Fertilizer Inspection. (H. D. Haskins, H. R. DeRose, M. W. Goodwin, 

 J. W. Kuzmeski, J. B, Zielinski, Jr.). During the season of 1929, 104 

 firms or individuals have registered, in Massachusetts 638 brands of fer- 

 tilizer, unmixed fertilizing materials and agricultural lime. The follow- 

 ing table shows the nature of these materials as well as statistics with 

 reference to their inspection. 



Brands Brands 

 Products Registered Collected 



Mixed fertilizers 365 347 



Ground bone, tankage 



and fish 66 61 144 81 



Nitrogen products, 



organic and mineral . 

 Phosphoric acid products 



Potash products 



Dried pulverized natural 



manures 

 Miscellaneous materials 

 Lime products 



Totals 638 598 1834 913 9086 



In securing representative samples for the years inspection, the four 

 agents sampled 22,257 sacks or containers, representing 8285 tons of 

 material; about 266 towns and 1005 agents were visited. 



Fromi July 1, 1928 to July 1, 1929 the following tonnages of fertilizer 

 and plant food were soldi in Massachusettsi: 



