Aggressive Strain of Ceratocystis ulmi in Britain

Autor: H. M. Heybroek, F. W. Holmes, J. N. Gibbs
Rok vydání: 1972
Předmět:
Zdroj: Nature. 236:121-122
ISSN: 1476-4687
0028-0836
DOI: 10.1038/236121a0
Popis: DUTCH elm disease has been present in Great Britain for more than fifty years, but apart from heavy attacks in the 1930s it has generally been an endemic problem of no great importance, twig and branch infection being frequent but trees rarely dying1.
Databáze: OpenAIRE