4 HATCH EXPERIMENT STATION. [Jan. 



The following bulletins are still in stock and can be fur- 

 nished on demand : — 



No. 27. Tuberculosis in college herd ; tuberculiu iu diagnosis ; 



bovine rabies ; poisoning by nitrate of soda. 

 No. 33. Glossary of fodder terms. 

 No. 35. Agricultural value of bone meal. 

 No. 41. On the use of tuberculiu (translated from Dr. Baug). 

 No. 43. Effects of electricity ou germiuatiou of seeds. 

 No. 47. Field experiments with tobacco. 

 No. 54. Fertilizer analyses. 

 No. 55. Nematode worms. 

 No. 57. Fertilizer aualj^ses. 

 No. 58. Manurial requirements of crops. 

 No. 59. Fertilizer analyses. 

 No. 61. The asparagus rust iu Massachusetts. 

 No. 63. Fertilizer analyses. 

 No. 64. Analyses of couceutrated feed stuffs. 

 No. 6Q. Variety tests of fruits ; fertilizers for fruits ; thiuuing 



fruits, pruning ; spraying calendar. 

 No. 67. Grass thrips ; treatment for thrips iu greenhouses. 

 No. 68. Fertilizer analyses. 

 No. 69. Rotting of greenhouse lettuce. 

 No. 70. Fertilizer analyses. 

 Special bulletin, — The brown-tail moth. 

 Special bulletin, — The coccid genera Chionaspis and Hemichion- 



aspis. 

 Index, 1888-95. 



Of the other Ijulletins, a few copies remain, wdiich can be 

 supplied only to complete sets for libraries. 



Of tl^c numerous problems presented for solution, a few 

 only of the more important have been selected. From a 

 series of experiments on the efiect of food ou the composition 

 of ndlk and butter fat and on the consistency or body of 

 butter, it was found : («) that different amounts of protein 

 do not seem to have any influence on the composition of 

 milk; (6) that, in general, feeds containing much oil have a 

 tendency to slightly increase the fat content of milk when 

 first fed, but after a few weeks the tat percentage gradually 

 returns to normal ; (c) that it is not practicable to feed large 

 amounts of oil to cows, as it has a tendency to derange the 



