Vegetative incompatibility of isolates of Phomopsis spp. from plum trees
Vegetativna inkompatibilnost izolata Phomopsis spp. izolovanih sa stabla šljive
Апстракт
Isolates of Phomopsis spp. obtained from plum trees (Prunus domestica L.) with symptoms of die-back. There were significant morpho-physiological and pathogenic differences between the isolates. The genetic variability (12 isolates of Phomopsis spp. and isolate of Photopia pernicious, which was used as control ) was proved by study of vegetative compatibility. These isolates were inoculated in Petri dishes in pairs in all possible cross combinations, on potato dextrose agar. After 5 and 10 days the interaction between colonies were scored according to appearance of contact lines of paired cultures. On the contact line on two different isolates distinct barrage zones of inhibition - vegetative incompatibility reaction. The barrage zones generally became black and sometimes showed formation of pycnidia. Necrotic parts of hyphen that formed line of reaction were observed. A compatible reaction was observed only when cultures of the same isolate were paired.
Izolati Phomopsis spp. dobijeni sa grana i stabla šljive (Prunus domestica L.) sa simptomima sušenja i izumiranja ispoljili su značajne razlike u morfolo-fiziološkim i patogenim karakteristikama. Primenom metode vegetativne kompatibilnosti potvrđena je genetska varijabilnost 12 izolata Phomopsis spp. i kontrolnog izolata Phomopsis perniciosa. Isečci ispitivanih kultura zasejavani su u Petri kutije po parovima i u svim mogućim unakrsnim kombinacijama, na podlozi KGA. Očitavanje rezultata je vršeno petog i desetog dana i podrazumevalo je praćenje izgleda linije međusobnog kontakta uparivanih izolata. Nakon perioda inkubacije između ispitivanih kultura dolazi do formiranja crne reakcione linije - barijere, a u pojedinim slučajevima i reproduktivnih organa - piknida (reakcija vegetativne inkompatibilnosti). Delovi hifa koje sačinjavaju crnu reakcionu liniju bili su nekrotirani. Vegetativna kompatibilnost konstatovana je samo u slučajevima kada su izolati uparivani sami sa sobom.
Кључне речи:
Phomopsis spp. / vegetative compatibility/incompatibility / plum / Phomopsis spp. / vegetativna kompatibilnost/inkompatibilnost / šljivaИзвор:
Zaštita bilja, 2008, 59, 1-4, 15-24Издавач:
- Institute for Plant Protection and Environment, Belgrade
Финансирање / пројекти:
- Projekat Ministarstva nauke Republike Srbije, br. 20051: Optimizacija primene hemijskih sredstava u zaštiti bilja povećanjem efikasnosti dijagnostičkih metoda i procene rizika pojave bolesti, štetočina i korova
Институција/група
IZBISTY - JOUR AU - Živković, Svetlana AU - Stojanović, Saša AU - Gavrilović, Veljko AU - Ivanović, Žarko PY - 2008 UR - https://plantarum.izbis.bg.ac.rs/handle/123456789/94 AB - Isolates of Phomopsis spp. obtained from plum trees (Prunus domestica L.) with symptoms of die-back. There were significant morpho-physiological and pathogenic differences between the isolates. The genetic variability (12 isolates of Phomopsis spp. and isolate of Photopia pernicious, which was used as control ) was proved by study of vegetative compatibility. These isolates were inoculated in Petri dishes in pairs in all possible cross combinations, on potato dextrose agar. After 5 and 10 days the interaction between colonies were scored according to appearance of contact lines of paired cultures. On the contact line on two different isolates distinct barrage zones of inhibition - vegetative incompatibility reaction. The barrage zones generally became black and sometimes showed formation of pycnidia. Necrotic parts of hyphen that formed line of reaction were observed. A compatible reaction was observed only when cultures of the same isolate were paired. AB - Izolati Phomopsis spp. dobijeni sa grana i stabla šljive (Prunus domestica L.) sa simptomima sušenja i izumiranja ispoljili su značajne razlike u morfolo-fiziološkim i patogenim karakteristikama. Primenom metode vegetativne kompatibilnosti potvrđena je genetska varijabilnost 12 izolata Phomopsis spp. i kontrolnog izolata Phomopsis perniciosa. Isečci ispitivanih kultura zasejavani su u Petri kutije po parovima i u svim mogućim unakrsnim kombinacijama, na podlozi KGA. Očitavanje rezultata je vršeno petog i desetog dana i podrazumevalo je praćenje izgleda linije međusobnog kontakta uparivanih izolata. Nakon perioda inkubacije između ispitivanih kultura dolazi do formiranja crne reakcione linije - barijere, a u pojedinim slučajevima i reproduktivnih organa - piknida (reakcija vegetativne inkompatibilnosti). Delovi hifa koje sačinjavaju crnu reakcionu liniju bili su nekrotirani. Vegetativna kompatibilnost konstatovana je samo u slučajevima kada su izolati uparivani sami sa sobom. PB - Institute for Plant Protection and Environment, Belgrade T2 - Zaštita bilja T1 - Vegetative incompatibility of isolates of Phomopsis spp. from plum trees T1 - Vegetativna inkompatibilnost izolata Phomopsis spp. izolovanih sa stabla šljive EP - 24 IS - 1-4 SP - 15 VL - 59 ER -
@article{ author = "Živković, Svetlana and Stojanović, Saša and Gavrilović, Veljko and Ivanović, Žarko", year = "2008", abstract = "Isolates of Phomopsis spp. obtained from plum trees (Prunus domestica L.) with symptoms of die-back. There were significant morpho-physiological and pathogenic differences between the isolates. The genetic variability (12 isolates of Phomopsis spp. and isolate of Photopia pernicious, which was used as control ) was proved by study of vegetative compatibility. These isolates were inoculated in Petri dishes in pairs in all possible cross combinations, on potato dextrose agar. After 5 and 10 days the interaction between colonies were scored according to appearance of contact lines of paired cultures. On the contact line on two different isolates distinct barrage zones of inhibition - vegetative incompatibility reaction. The barrage zones generally became black and sometimes showed formation of pycnidia. Necrotic parts of hyphen that formed line of reaction were observed. A compatible reaction was observed only when cultures of the same isolate were paired., Izolati Phomopsis spp. dobijeni sa grana i stabla šljive (Prunus domestica L.) sa simptomima sušenja i izumiranja ispoljili su značajne razlike u morfolo-fiziološkim i patogenim karakteristikama. Primenom metode vegetativne kompatibilnosti potvrđena je genetska varijabilnost 12 izolata Phomopsis spp. i kontrolnog izolata Phomopsis perniciosa. Isečci ispitivanih kultura zasejavani su u Petri kutije po parovima i u svim mogućim unakrsnim kombinacijama, na podlozi KGA. Očitavanje rezultata je vršeno petog i desetog dana i podrazumevalo je praćenje izgleda linije međusobnog kontakta uparivanih izolata. Nakon perioda inkubacije između ispitivanih kultura dolazi do formiranja crne reakcione linije - barijere, a u pojedinim slučajevima i reproduktivnih organa - piknida (reakcija vegetativne inkompatibilnosti). Delovi hifa koje sačinjavaju crnu reakcionu liniju bili su nekrotirani. Vegetativna kompatibilnost konstatovana je samo u slučajevima kada su izolati uparivani sami sa sobom.", publisher = "Institute for Plant Protection and Environment, Belgrade", journal = "Zaštita bilja", title = "Vegetative incompatibility of isolates of Phomopsis spp. from plum trees, Vegetativna inkompatibilnost izolata Phomopsis spp. izolovanih sa stabla šljive", pages = "24-15", number = "1-4", volume = "59" }
Živković, S., Stojanović, S., Gavrilović, V.,& Ivanović, Ž.. (2008). Vegetative incompatibility of isolates of Phomopsis spp. from plum trees. in Zaštita bilja Institute for Plant Protection and Environment, Belgrade., 59(1-4), 15-24.
Živković S, Stojanović S, Gavrilović V, Ivanović Ž. Vegetative incompatibility of isolates of Phomopsis spp. from plum trees. in Zaštita bilja. 2008;59(1-4):15-24..
Živković, Svetlana, Stojanović, Saša, Gavrilović, Veljko, Ivanović, Žarko, "Vegetative incompatibility of isolates of Phomopsis spp. from plum trees" in Zaštita bilja, 59, no. 1-4 (2008):15-24.