MILK, ITS COMPOSITION, ETC. 141 



FAT MILK. 



Observed in Ewes subjected to highly nutritious 

 ^.limentation. May also be observed during oestrum. 

 Treatment. — Regulation of the diet. 



Alterations in Milk Due to External Influences, 



CURDLED MILK. 



Seen in the Cow and Goat. 



Causes. — Diseases of the digestive organs, acid food, 

 affections of the mammary gland, as mastitis, hyper- 

 semia, tumefaction in advanced gestation, nymphomania 

 ■overheating of the body. 



As the result of external influences : great heat, 

 •electrical conditions during thunder-storms, damp 

 stables, uncleanliness of mangers, "consumption of 

 rusty grain " (Fleischmann), bacteria. 



Treatment. — Dependent upon cause. Regulated 

 ventilation and temperature are essentially necessary. 

 Perfect cleanliness of dairy utensils. Refrigerant 

 apparatus recoir-mended, and some alkali added to milk. 

 Alkalies adn>{nistered internally. Attention to digestive 

 irregularities, and to the udder. 



Organisms observed which produee acidity and 

 ■curdling of milk : Bacterium lactis, micrococcus of 

 ■osteomyelitis, staphylococcus albus, S. citreus, S. cereus 

 Vibus, S. cereus flavus; Streptococcus pyogenes, S. 

 erysipelatosus, S. coli gracilis, Bacillus pyogenes 

 fetidus, Bacterium lactis acidi, Bacterium lactis 

 aerogenes, micrococcus ovalis, and micrococcus et 

 5phaerococcus lactis acidi. _. _ .^~.-.*r^_ . 



