Haku
Viitteet 21-23 / 23
Root rot of red clover in Finland
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1962)
Aster yellows-type virus infecting grasses in Finland
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1966)
Virus diseases of cucumber in Finland and characteristics of their causal agents cucumber mosaic and cucumber green mottle mosaic viruses
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1966)