PLANT PATHOLOGY, VOLUME II
Prologue: The Pathogen: The Concept of Causality
J . G. HORSFALL and A. E. DIMOND
The Nature, Origin, and Evolution of Parasitism
GEORGE L . MCNEW
The Multiplication of Viruses
F. C. BAWDEN
Reproduction of Bacteria, Actinomycetes, and Fungi
LILIAN E. HAWKER
Spore Germination
VINCENT W . COCHRANE
The Mechanical Ability to Breach the Host Barriers
SYDNEY DICKINSON
Chemical Ability to Breach the Host Barriers
R. K. S. WOOD
Interaction of Pathogen, Soil, Other Microorganisms in the Soil and Host
T. S. SADASIVAN and C. V. SUB- RAMANIAN
Toxins
R. A. LUDWIG
Heterokaryosis, Saltation, and Adaptation
E. W . BUXTON
Genetics of Pathogenicity
T. JOHNSON
Virus Inactivation in Vitro and in Vivo
R. E. F. MATTHEWS
Physiology of Fungitoxicity
HUGH D . SISLER and CARROLL
E. Cox Fungicidal Chemistry
SAUL RICH
Nematocides
M. W . ALLEN
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