EN
Contribution to the selective killing of virus diseased plants by certain chemical. Plant viruses. Proceedings of the Conference of Polish Plant Virologists, Krakow, July 1968
FR
Contribution au probleme de la destruction selective de plantes virosees par certaines substances chimiques
RU
K voprosu o probleme selektivnogo umershhvlenija iznurjonnykh virusnojj bolezn'ju rastenujj khimicheskimi sredstvami