Free and Discounted Ebooks
Join 150,000 readers! Get our ebook deals straight to your inbox.

Outlines of Dairy Bacteriology

A concise manual for the use of students in dairying

Cover image for

Download


Author: H.L. Russell
Published: 1914
Language: English
Wordcount: 57,443 / 177 pg
Flesch-Kincaid Reading Ease: 50.2
LoC Category: SF
Downloads: 623
Added to site: 2010.05.14
mnybks.net#: 27725
Origin: gutenberg.org
Excerpt

t is much less effective, a baking temperature of 260° to 300° F. for an hour being necessary to kill spores. This condition is of the utmost importance in the destruction of bacteria in the dairy and creamery.

=Effect of drying.= The spore-bearing bacteria withstand effects of desiccation without serious injury, and many of the non-spore-producing types retain their vitality for some months. The bacteria found in the air are practically all derived from the soil, and exist in the air in a dried condition, in which they are able to remain alive for considerable periods of time. In a dried condition, active cell growth is not possible, but when other conditions, such as moisture and food supply are present, resumption of growth quickly begins. This property is also of importance in the dairy as in the preparation of dry starters for creameries and cheese factories.

=Effect of light.= Bright sunlight exerts a markedly injurious effect on bacterial life, both in a spore and in a growing con

SUBSCRIBE TO MANYBOOKS 

FREE EBOOKS 

Join 150,000+ fellow readers! Get Free eBooks and book bargains from ManyBooks in your inbox. 

We respect your email privacy

(advanced)
login | register

User ID

Password

reset password

Author of the Day

William Bernhardt
New York Times bestselling author of over 40 books, William Bernhardt, is also fascinated by board games and their origins. He decided to use his esoteric knowledge of games to create The Game Master, a thriller that also involves secret societies and ancient cover-ups. As our author of the day, Bernardt chats about this novel, why some of the best action scenes in the book take place in libraries and reveals his secret skills.
Read full interview...