BOOK REVIEWS. 
Agricultural bacteriology. 
a WITHIN THE LasT DECADE great activity has been shown in bacteriolog- 
_ Nal research along agricultural lines. The medical phase of the subject has 
‘entrolled the major part of investigation so long that it has escaped the 
_ Stention of many that in its other applications bacteriology is destined to 
_ *trcis¢ an important influence. Professor Conn‘ has certainly performed an 
Mnérous investigations that bear on the different phases of agriculture. A 
—_ of these pages will indicate that the subject of agricultural bacteriol- 
®gy is indeed a broad one. : 
e at includes a summary statement as to the nature of bacteria, and 
. oy as to the principles of fermentation, that process which is of such far 
importance in agriculture. Part II embraces a discussion of soil 
Problems, as to the origin of soilandt ¢ : Pe RL 
tragven 
indergo as a result of bacterial activity. The action of bacteria in dairy spa 
“Ss is considered in Part III, a phase of the subject which often receives 
‘reatment under the head of dairy bacteriology. The various technical — 
» ations that occur in the formation of vinegar, tobacco curing, silage, and 
*t industry comprise Part IV; while the principles involved in the various 
oa Preserving food products are discussed in Part V, The relation 
| ee bacteria as noted in maladies of farm animals is included in Part ao 
Weial 
ly 
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mee and at the same time greatly increases its velar — 
veighe pleasing, vigorous style that is designed prima ily for th 
‘ Um Sioes the end of each part a brief bibliography is aoe 
= to students who wish fuller data as to the literature-~ © 
: es Agricultural bacteriology. 8vo. pp. 412. Phil adelphia — 
“XO. Igor, ; go me 
309° 
