E. Meloidocyne ; life history, biolo'^y, races, 

 ana other tco I cs. 



J. K. Christie, University of Florida and 

 Agric. Exper. Station, Gainesville, Florida 



Meloid: 1-9 



III. K^JSISTANCE 



A. Resistance as a function of tolerance levels 

 W. B. Mountain 



B. Breedin<; for resistance to Ditylenchus 

 J, W. Seinhorst 



C. Breeding and resistance to potato root eelworm 

 Heterodera rostochiensis , Woll, 



J. W. G. Jones 



D. Breeding for resistance to Meloidogyne 



A. L. Smitn, Cotton Section, U, S. Dept of 

 Agric, Auburn, Alabama 



Resistance : 1-6 

 Res. (Dityl.):l-7 

 Res. (Heter.):l-17 



Res. (Meloid.): 1-5 



IV. RHIZOSRiERE 



Organisms of the soil vjiiicn attack nematodes 

 C. L. Duddington, The Polytechnic, London, 

 England 



Predac, fungi: 1-1' 



B. Some factors in the microbiology of the Microbiol: 1-1)4 

 rhizosphere 



F. E. Clark, Soil and Water Conservation 

 Research Division, U. S. Dept, of Agric, 

 Beltsville, haryland 



C. Soil environment and microbiological activity Envir: 1-21 



W. V. Bartholomew, IJ. C. State College and 

 Agric. Exper. Station, Raleigh, North Carolina 



D. Pnysics of vapors and gases in the soil Physics: 1-12 

 L. F. Saetz, University of Tennessee and Agric 



Exper. Station, Knoxville, Tennessee 



