An abnormal strain of Ceratocystis ulmi incapable of producing external symptoms of Dutch elm disease.

Autor: Richards, W. C., Takai, S., Lin, D., Hiratsuka, Y., Asina, S.
Předmět:
Zdroj: European Journal of Forest Pathology; Nov1982, Vol. 12 Issue 4/5, p193-202, 10p
Databáze: Complementary Index