TY  - BOOK
AU  - Zawolek,M.W
AU  - Zadoks,Jan C.
TI  - A physical theory of focus development in plant disease
SN  - 9067541591
PY  - 1989///
CY  - Netherlands
PB  - Agricultural University Wageningen
KW  - Plant diseases
KW  - Epidemiology
KW  - Mathematical models
N1  - Summary in Dutch; Revision of Marek Zawolek's thesis; Includes bibliographical references (p. 191-201)
ER  -