28 UNIV. OF N, H, AGR. EXPERIMENT STATION [Bulletin 250 



In all, 483 adult fowl were examined. Coccidiosis exacted e greatest 

 toll, taking 175 chickens. Fifty-nine died from ruptured egg yolks; 

 pullorum disease caused the deaths of 55; and the paralysis cases num- 

 bered 46. Examinations were made by C. L. Martin and C. A. Bottorff. 

 (Miscellaneous Income.) 



ADVANCED REGISTRY TESTING 



Four hundred and sixty-four cows representing 33 farms were on Ad- 

 vanced Registry test under the direction of J. M. Fuller in the period of 

 July 1, 1928, to June 30, 1929. They included 118 Ayrshire Cows, 42 

 Jerseys, 168 Guernseys, 95 Holsteins, and 41 Shorthorns. (Miscellaneous 

 Income.) 



TESTING FOR CONTAGIOUS ABORTION 



Slightly over 13 per cent of the blood samples of cattle submitted to 

 C. L. Martin of the pathology laboratory to be tested for contagious 

 abortion showed infection. Of the 841 samples tested 112 showed a posi- 

 tive reaction and 38 were suspicious. (Miscellaneous Income.) 



POTATO CERTIFICATION 



Eighty-seven acres of Green Mountain potatoes were entered for certifi- 

 cation and 59 acres passed the final inspection. Too high a percentage of 

 mosaic was the principal cause for the disqualification of the rejected 

 fields. Thirty-six acres of Irish Cobbler potatoes were entered and the 

 entire acreage was certified. (Miscellaneous Income.) 



INSPECTION SERVICE 



Seed Testing 



The seed testing work for the State Department of Agriculture was 

 carried on as usual, and 386 samples were handled by the laboratory. 

 The results are now being published. 



Feeding Stuffs 



In connection with the enforcement of the law regulating the sale of 

 concentrated commercial feeding stuffs, 397 of these materials were 

 analyzed for the State Department of Agriculture. These analyses re- 

 quired about 3,300 individual determinations. The results are reported 

 in the annual inspection bulletin. 



Fertilizers 



In connection with the enforcement of the law regulating the sale of 

 commercial fertilizers, 117 brands were analyzed for the State Depart- 

 m.ent of Agriculture, involving about 800 individual determinations. 



Miscellaneous Analyses 



Samples of soils, feeds, fertilizers, leaf molds, spray solutions, poisons, 

 etc., have been sent to the Station for analysis. Of these, 177 have been 

 analyzed, involving 225 individual determinations. In addition, 84 color 

 standards for maple syrup were made. (Miscellaneous Income.) 



