TY  - JOUR
T1  - Croonian Lecture: The Relations between Host and Parasite in Certain Epidemic Diseases of Plants. 
JF  - Proceedings of the Royal Society of London (1854-1905)
VL  - 47
SP  - 213
EP  - 216
PY  - 1889/01/01/
UR  - http://dx.doi.org/10.1098/rspl.1889.0087
M3  - doi:10.1098/rspl.1889.0087
AU  - Ward, H.
ER  -