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xil TABLE OF CONTENTS 
PAGE 
HOES POX: siciesdil ses 5005 wine Beaune SNe ead eahg BOSSE RPE ETO LA eT 480 
Gat POEs hossee dist Ae Pes ack cesn BADAWI We Rds AEA. Seaaaa WAS BOD CAH Aids elem eT 481 
SWINE POX ida ds ea tsvie gic ceeraidens aeiaind £epouhagimaln diem binds daanmien bbs 481 
Dog POoXasacsnes 26 Shama Re Acai aqaa Re aes Fen LO Bee A RAN 482 
Diphtheria; in fowls's 4.44004 aaiighiars aes euea ne PRE SUS Se ee we RE URE ES 483 
Contagious epithelioma in fowls........... 0.00.0 c ccc eee eee eee 494 
Fowl! plague 332/05 3 oeaag oi pete e oP RaNE LSS 44g eee ENS Pe ee eK eeeees >, 498 
Corn stalk disease in cattle... 2.00... ccc nee eee eee n ete ne naee 500 
CHAPTER XIV 
Immunity anp Protective INocuLATION 
Natural immunity 555 2340455 wanton cae sca ese ee Ramee <a aees gaa aeees 503 
Explanation of natural immunity. ..........0. 0. 0c cece eee eee eee eee e nes 504 
ACQUIREd IMUM bys Se ssd owes ca taawnae Lae oe canes ae CORR HARE RRR 504 
Methods of producing acquired immunity............ 00.0 cece eee eee eee eens 506 
Active and passive immunity. ......... 0... cece cece t eee 506 
Explanation of acquired immunity.............0..0 000s cece ee eee ee eee ee 507 
Hemol ysis) ec: asad. tenicts'n'n'y eee be agian ns g eee SE a a bees 508 
Agglutinating power of hemolytic serum... ............0 00 cece eee eens 509 
Protective inoctllation <.3.0..505 s¢:acepa5 panes sea ee eee aha SaaeawEY TER. e aaa 509 
Difficulties and dangers to be considered in vaccination..............00.00000e+ 511 
CHAPTER XV 
DISINFECTION 
Disinfection 32.254 P ARG Qe us vee wall aeabuents Hxaatiead eadatnenias Sake 516 
Variability of resistance in the same species. ..........0..0. 000 cece eee eeee 517 
Conditions to be taken into account in practinal disinfection.................. 518 
Disinfectants of value in the disinfection of stables and pens..............-.45 519 
APPENDICES. 
Appendix J. State sanitary requirements governing admission of live stock. . 523 
Appendix II. Regulations governing the meat inspection of the United States 
Department of Agriculture ......... 2.02, eee ee ee ene 541 
