Phytoalexins and dutch elm disease resistance /
by Robert Henry Proctor.

APA Citation

Proctor, R. Henry. (1990). Phytoalexins and dutch elm disease resistance. .

MLA Citation

Proctor, Robert Henry. Phytoalexins And Dutch Elm Disease Resistance. , 1990.

Warning: These citations may not always be complete (especially for serials).