1921.1 



PUBLIC DOCI'MENT — No. 31, 



31a 



The short-time tests for the Holstein Friesian Association did 

 not fall off to the extent hoped for; in fact, about 4G more cows 

 were reported than for the previous year. Statistics for the 

 Holstein work follow : — 



Number of farms visited, 

 Super\isors employed, 

 Reports turned in: 



120-day, 



100-day,. 



60-day, 



30-day, 



14-day, 



7-day, . 



32 

 39 



1 

 1 

 1 



58 



13 



261 



Numerical Summary of Labor.\tory Work. 

 Samples sent to the Station. 

 Water, 

 Milk, . 

 Cream, 

 Ice cream, . 

 Breast milk. 

 Feedstuff s, 

 Fertilizers, . 

 Lime products, 



Soils for lime absorption capacity and organic matter test 

 Soils for complete or partial chemical analysis, 

 Arsenic determinations, . 

 Vinegar, .... 

 Insecticides, 



Cider for soluble copper. 

 Tobacco, .... 



Control Work. 



Fertilizers, 



Feedstuffs, 



Samples Analyzed in Connection with Experiments. 



Milk, 



Feedstuffs, 



Faeces, 



Urine, 



Dry matter determinations on pot e.xperiments. 



Nitrogen determinations on pot experiments, . . . , 



Phosphoric acid determinations on pot experiments, 



Potash determinations on pot e.xperiments, . . . . 



60 



344 



378 



1 



2 



145 



100 



6 



137 



20 



2 



7 



9 



9 



12 



1,311 

 1,002 



168 



114 



49 



14 



288 

 96 

 44 

 48 



Total, 4,366 



