38 N. H. Agr. Experiment Station [Bulletin 304 



the laboratory cost of doing the test, and the poultrymen only pay the 

 cost of collecting the blood samples. 



During the past season 90 Pullorum Clean flocks tested 140,496 birds. 



There were 312 Pullorum Passed flocks tested having 358,729 

 birds. There were 181 flocks that tested 122,942 birds for the first time. 

 There were 127 Pullorum Passed flocks having 211,530 birds that have 

 been tested 100% with no reactors for two or more years. {Miscella- 

 neous Income) 



Bang's Disease Tests 



The usual tests of Bang's Disease blood samples were made by the 

 laboratory for the State Department of Agriculture. The total number 

 of samples amounted to 22,026, of which 19,164 were Federal samples, 

 1,332 private samples from New Hampshire herds, and 1,530 from out- 

 of-state. The tests were in charge of C. L. Martin. (Miscellaneous 

 Income) 



Poultry Autopsies 



During the fiscal year 1936-1937, 2,210 poultry autopsies were 

 performed by C. L. Martin and C. A. Bottorff at the Poultry Pathology 

 Laboratories including 949 adult chickens, 1,082 chicks and 161 turkeys. 



The principal diseases in adults were ruptured egg yolk, 23.5%, 

 coccidiosis 13.0%, indigestion 10.5%, uremia 9.2%, leukemia 8.5%, 

 pneumonia 7.8%, tumors 5.4%, impaction 4.5%, ulcerated gizzard 

 4.4% and round worms 4.4%. 



The principal chick diseases were pneumonia 34.3%, ulcerated giz- 

 zard 19.6%, coccidiosis 10.9%, indigestion 10.1%, pullorum 7.2%, 

 navel infection 3.4%, and epidemic tremors 3.4%. (Miscellaneous In- 

 come) 



Fowl Pox Vaccine Distribution 



The total number of doses of Fowl Pox Vaccine distributed to New 

 Hampshire poultrymen during the fiscal year, 1936-1937, was 294,200. 

 C. L. Martin. (Miscellaneous Income) 



Laryngotracheitis Vaccine Distribution 



During the past season 97,100 doses of Laryngotracheitis vaccine 

 were distributed to poultrymen in New Hampshire. This vaccine was 

 used in only five of the ten counties of the state. The distribution of 

 this vaccine was carefully supervised and no vaccine was allowed to be 

 used except under the following condition : 



1. Properly diagnosed outbreak. 



2. Where an outbreak had occurred the previous year. 



3. Where a flock had been vaccinated the previous year. 



4. Where one flock, or two closely adjoining flocks, has been vac- 

 cinated due to an outbreak. C. A. Bottorff. (Miscellaneous 

 Income) 



Feeding Stufifs and Fertilizer Inspections 



In the enforcement of the law regulating the sale of concentrated 

 commercial feeding stuffs, 400 brands were analyzed for the State De- 



