274 AGRICULTURAL AND INDUSTRIAL BACTERIOLOGY 



The student in bacteriology is interested in the former and 

 in the bacteria, yeasts, molds and protozoa which may pro- 

 duce them. 



Among the infectious diseases of man the following are 

 important: pneumonia, tuberculosis, boils, abscesses and 

 bone infections, cerebrospinal meningitis, gonorrhea, Malta 

 fever, anthrax, gaseous gangrene, tetanus, bubonic plague, 

 glanders, paratyphoid, typhoid, dysentery, diphtheria, in- 

 fluenza, smallpox, chicken pox, measles, hydrophobia, 

 mumps, Asiatic cholera, syphilis, malaria, yellow fever, 

 trench fever, typhus fever. 



Among the infectious diseases of domestic animals and 

 birds may be noted the following : strangles or distemper, 

 glanders, infectious abortion, fistula, poll-evil, wound infec- 

 tion, tetanuSj hemorrhagic septicemia, pseudotuberculosis, 

 dourine, horse sickness, swamp fever, pox and pneumonia in 

 the horse ; wound infection, mastitis, pneumonia, milk fever, 

 blackleg, malignant edema, hemorrhagic septicemia, infec- 

 tious abortion, pseudotuberculosis, lumpy jaw, surra, Texas 

 fever, pleuropneumonia, foot and mouth disease, rinderpest, 

 cowpox and anthrax in cattle; hog cholera, swine plague, 

 swine erysipelas, hemorrhagic septicemia, anthrax, tuber- 

 culosis, foot and mouth disease in the hog; anthrax, pneu- 

 monia, Malta fever, pseudotuberculosis, sheep pox, in goats 

 and sheep; fowl cholera, fowl plague, fowl typhoid, white 

 diarrhea of chicks, roup, tuberculosis, spirochsetosis, asper- 

 gillosis, epithelioma contagiosum in domestic fowls; and 

 rabies and dog distemper in the dog. 



Infectious diseases among plants may be differentiated 

 into those caused by fungi and those caused by bacteria. A 

 large number of these latter have been described under the 

 name of bacterioses. Among the more common may be 

 noted the fire blight of the apple and pear, the black rot of 

 cabbage, crown gall of apple and other fruits and various 

 blights, gallfs, tumors, leaf spots and wilts of various plants. 



