356 



liid 



ex 



Vahlkampfia, 91 



Verticillium, 71, 83, 86, 278 



V. alboatrum, 287 



V. cellulosae, 86 



V. glaucum, 86 



Vibrio, 114 



V. cholerae, 284 



V. comma, 268 



V. desulftiricans, 19 



Viruses, 37, 93, 298 



Vitamins in soil, 334 



Water, 29 



Wind-blown soils, 71 



Winogradsky, S. N., 13 



Wireworms, 290 



Wood, decomposition of, 121 



Zinc, 242 

 Zijgorhijnchus, 83 

 Z. priorianus, 268 

 Zymogenic bacteria, 343 

 Zymogenic flora, 59 



