Klokočar-Šmit, Zlata

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  • Klokočar-Šmit, Zlata (3)
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Author's Bibliography

Fusarium rot of onion and possible use of bioproduct

Klokočar-Šmit, Zlata; Lević, Jelena; Maširević, Stevan; Gvozdanović-Varga, Jelica; Vasić, Mirjana; Aleksić, Svjetlana

(Matica srpska, Novi Sad, 2008)

TY  - JOUR
AU  - Klokočar-Šmit, Zlata
AU  - Lević, Jelena
AU  - Maširević, Stevan
AU  - Gvozdanović-Varga, Jelica
AU  - Vasić, Mirjana
AU  - Aleksić, Svjetlana
PY  - 2008
UR  - http://fiver.ifvcns.rs/handle/123456789/603
AB  - Several species of Fusarium are causal agents of onion rot in field and storage. Most prevalent are F. oxysporum f. sp. cepae and F. solani, and recently F. proliferatum, a toxigenic species. Most frequently isolated fungi in our field experiments were F. solani and F. proliferatum with different pathogenicity. Certain differences in antagonistic activity of Trichoderma asperellum on different isolates of F. proliferatum and F. solani have been found in in vitro study in dual culture, expressed as a slower inhibition of growth of the former, and faster of the latter pathogen. Antagonistic abilities of species from genus Trichoderma (T. asperellum) are important, and have already been exploited in formulated biocontrol products in organic and conventional production, in order to prevent soil borne pathogens inducing fusarium wilt and rot. The importance of preventing onion infection by Fusarium spp., possible mycotoxin producers, has been underlined.
AB  - Fuzariozna trulež luka najčešće je prouzrokovana vrstama Fusarium oxysporum f. sp. cepae i F. solani, a i odskora i toksikogeni F. proliferatum u našim uslovima gajenja i čuvanja luka u skladištima. Utvrđena je najveća učestalost F. proliferatum i F. solani na lukovicama iz polja. Razlike izolata u patogenosti ispoljile su se u različitom uticaju na klijanje lučica, izduživanje klice i intenzitet propadanja. Utvrđena je različita antagonistička aktivnost Trichodrema asperellum na izolate F. proliferatum i F. solani, sporija inhibicija u slučaju prvog i izražena u slučaju drugog patogena u in vitro ogledima. Antagonistička svojstva vrsta iz roda Trichoderma se iskorišćavaju za formulaciju bioloških preparata primenjivih u organskoj i konvencionalnoj proizvodnji, u prevenciji oboljenja luka koja prouzrokuju zemljišni paraziti, pre svega fuzarioznog uvenuća i truleži. Istaknut je značaj bioloških preparata u zaštiti zdravstvene bezbednosti proizvođača i potrošača, s obzirom da su ovi patogeni potencijalni producenti mikotoksina.
PB  - Matica srpska, Novi Sad
T2  - Zbornik Matice srpske za prirodne nauke
T1  - Fusarium rot of onion and possible use of bioproduct
T1  - Fuzariozna trulež luka i mogućnost primene biopreparata
EP  - 148
IS  - 114
SP  - 135
DO  - 10.2298/ZMSPN0814135K
ER  - 
@article{
author = "Klokočar-Šmit, Zlata and Lević, Jelena and Maširević, Stevan and Gvozdanović-Varga, Jelica and Vasić, Mirjana and Aleksić, Svjetlana",
year = "2008",
abstract = "Several species of Fusarium are causal agents of onion rot in field and storage. Most prevalent are F. oxysporum f. sp. cepae and F. solani, and recently F. proliferatum, a toxigenic species. Most frequently isolated fungi in our field experiments were F. solani and F. proliferatum with different pathogenicity. Certain differences in antagonistic activity of Trichoderma asperellum on different isolates of F. proliferatum and F. solani have been found in in vitro study in dual culture, expressed as a slower inhibition of growth of the former, and faster of the latter pathogen. Antagonistic abilities of species from genus Trichoderma (T. asperellum) are important, and have already been exploited in formulated biocontrol products in organic and conventional production, in order to prevent soil borne pathogens inducing fusarium wilt and rot. The importance of preventing onion infection by Fusarium spp., possible mycotoxin producers, has been underlined., Fuzariozna trulež luka najčešće je prouzrokovana vrstama Fusarium oxysporum f. sp. cepae i F. solani, a i odskora i toksikogeni F. proliferatum u našim uslovima gajenja i čuvanja luka u skladištima. Utvrđena je najveća učestalost F. proliferatum i F. solani na lukovicama iz polja. Razlike izolata u patogenosti ispoljile su se u različitom uticaju na klijanje lučica, izduživanje klice i intenzitet propadanja. Utvrđena je različita antagonistička aktivnost Trichodrema asperellum na izolate F. proliferatum i F. solani, sporija inhibicija u slučaju prvog i izražena u slučaju drugog patogena u in vitro ogledima. Antagonistička svojstva vrsta iz roda Trichoderma se iskorišćavaju za formulaciju bioloških preparata primenjivih u organskoj i konvencionalnoj proizvodnji, u prevenciji oboljenja luka koja prouzrokuju zemljišni paraziti, pre svega fuzarioznog uvenuća i truleži. Istaknut je značaj bioloških preparata u zaštiti zdravstvene bezbednosti proizvođača i potrošača, s obzirom da su ovi patogeni potencijalni producenti mikotoksina.",
publisher = "Matica srpska, Novi Sad",
journal = "Zbornik Matice srpske za prirodne nauke",
title = "Fusarium rot of onion and possible use of bioproduct, Fuzariozna trulež luka i mogućnost primene biopreparata",
pages = "148-135",
number = "114",
doi = "10.2298/ZMSPN0814135K"
}
Klokočar-Šmit, Z., Lević, J., Maširević, S., Gvozdanović-Varga, J., Vasić, M.,& Aleksić, S.. (2008). Fusarium rot of onion and possible use of bioproduct. in Zbornik Matice srpske za prirodne nauke
Matica srpska, Novi Sad.(114), 135-148.
https://doi.org/10.2298/ZMSPN0814135K
Klokočar-Šmit Z, Lević J, Maširević S, Gvozdanović-Varga J, Vasić M, Aleksić S. Fusarium rot of onion and possible use of bioproduct. in Zbornik Matice srpske za prirodne nauke. 2008;(114):135-148.
doi:10.2298/ZMSPN0814135K .
Klokočar-Šmit, Zlata, Lević, Jelena, Maširević, Stevan, Gvozdanović-Varga, Jelica, Vasić, Mirjana, Aleksić, Svjetlana, "Fusarium rot of onion and possible use of bioproduct" in Zbornik Matice srpske za prirodne nauke, no. 114 (2008):135-148,
https://doi.org/10.2298/ZMSPN0814135K . .
3
15

Effect of various substrates on the chemical composition of oyster mushroom

Bugarski, Dušanka; Gvozdenović, Đuro; Červenski, Janko; Klokočar-Šmit, Zlata

(Int Soc Horticultural Science, Leuven 1, 2007)

TY  - CONF
AU  - Bugarski, Dušanka
AU  - Gvozdenović, Đuro
AU  - Červenski, Janko
AU  - Klokočar-Šmit, Zlata
PY  - 2007
UR  - http://fiver.ifvcns.rs/handle/123456789/486
AB  - Mushrooms have a high nutritive value. Because literature sources vary considerably regarding the chemical composition of the oyster mushroom, we decided to study the effect of various substrates on the chemical composition of the mushroom: ash, proteins, cellulose, fats, sodium, potassium, magnesium, iron, manganese, copper and zinc. Substrates have been selected on the basis of previous investigations and available materials from the local crop production: wheat straw, soybean straw, corn stalks, sunflower stems, wheat straw 50% + soybean straw 50%, wheat straw 50% + corn stalks 50%, wheat straw 50% + sunflower stems 50%. Examining the chemical composition of oyster mushrooms grown on seven different substrates, we arrived at the conclusion that the substrates did not affect only the content of magnesium. The contents of ash, proteins, cellulose, fats, sodium, phosphorus, calcium, iron manganese, copper and zinc varied with the substrate.
PB  - Int Soc Horticultural Science, Leuven 1
C3  - Proceedings of the III Balkan Symposium on Vegetable & Potatoes
T1  - Effect of various substrates on the chemical composition of oyster mushroom
EP  - +
IS  - 729
SP  - 189
DO  - 10.17660/ActaHortic.2007.729.29
ER  - 
@conference{
author = "Bugarski, Dušanka and Gvozdenović, Đuro and Červenski, Janko and Klokočar-Šmit, Zlata",
year = "2007",
abstract = "Mushrooms have a high nutritive value. Because literature sources vary considerably regarding the chemical composition of the oyster mushroom, we decided to study the effect of various substrates on the chemical composition of the mushroom: ash, proteins, cellulose, fats, sodium, potassium, magnesium, iron, manganese, copper and zinc. Substrates have been selected on the basis of previous investigations and available materials from the local crop production: wheat straw, soybean straw, corn stalks, sunflower stems, wheat straw 50% + soybean straw 50%, wheat straw 50% + corn stalks 50%, wheat straw 50% + sunflower stems 50%. Examining the chemical composition of oyster mushrooms grown on seven different substrates, we arrived at the conclusion that the substrates did not affect only the content of magnesium. The contents of ash, proteins, cellulose, fats, sodium, phosphorus, calcium, iron manganese, copper and zinc varied with the substrate.",
publisher = "Int Soc Horticultural Science, Leuven 1",
journal = "Proceedings of the III Balkan Symposium on Vegetable & Potatoes",
title = "Effect of various substrates on the chemical composition of oyster mushroom",
pages = "+-189",
number = "729",
doi = "10.17660/ActaHortic.2007.729.29"
}
Bugarski, D., Gvozdenović, Đ., Červenski, J.,& Klokočar-Šmit, Z.. (2007). Effect of various substrates on the chemical composition of oyster mushroom. in Proceedings of the III Balkan Symposium on Vegetable & Potatoes
Int Soc Horticultural Science, Leuven 1.(729), 189-+.
https://doi.org/10.17660/ActaHortic.2007.729.29
Bugarski D, Gvozdenović Đ, Červenski J, Klokočar-Šmit Z. Effect of various substrates on the chemical composition of oyster mushroom. in Proceedings of the III Balkan Symposium on Vegetable & Potatoes. 2007;(729):189-+.
doi:10.17660/ActaHortic.2007.729.29 .
Bugarski, Dušanka, Gvozdenović, Đuro, Červenski, Janko, Klokočar-Šmit, Zlata, "Effect of various substrates on the chemical composition of oyster mushroom" in Proceedings of the III Balkan Symposium on Vegetable & Potatoes, no. 729 (2007):189-+,
https://doi.org/10.17660/ActaHortic.2007.729.29 . .
2
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2

Preliminary investigation on the effects of biological and synthetic insecticides on large white butterfly (Pieris brassicae L.) larvae

Klokočar-Šmit, Zlata; Inđić, Dušanka; Vuković, Slavica; Filipović, Maja M.; Červenski, Janko

(Matica srpska, Novi Sad, 2007)

TY  - JOUR
AU  - Klokočar-Šmit, Zlata
AU  - Inđić, Dušanka
AU  - Vuković, Slavica
AU  - Filipović, Maja M.
AU  - Červenski, Janko
PY  - 2007
UR  - http://fiver.ifvcns.rs/handle/123456789/469
AB  - Control of cabbage pests is oriented towards the use of efficient but high-risk insecticides, some of them being endocrine disruptors. Biopesticides are more environment-friendly, operator-and consumers-safe, but they have low initial toxicity, low efficacy to advanced larval stages, and they require certain knowledge of pest and host biology. In our laboratory experiments we have investigated the effects of formulated synthetic pyrethroid cypermethrin (0.3 l/ha) and biological products - formulations based on Bacillus thuringiensis subsp. kurstaki (2 and 3/ha) and Spinosad (0.1 l/ha) - on large white butterfly (Pieris brassicae L.) larvae-instars 2, 3, 4 and 5. The effect of insecticides was inversely proportional to larval instars. Btk effect could be improved if tank-mixed with cypermethrin. The mixing of ready-made products allows a reduction 3 and 6 times compared with the recommended dose, still obtaining satisfactory results. Rate of leaf damage was reduced when tank mixtures were used. Use of two products in mixture would be of significance especially for control of advanced late instars late in season, when Btk action alone is insufficient. Spinosad was effective in inducing mortality and reducing leaf damage by all larval instars, therefore we assume that the dose could be reduced. Feeding rate and mortality are equally important parameters when assessing biopesticide efficacy. This strategy should also reduce the possibility of inducing resistance in pest population. It also tends to reduce the residues in commodities and is good solution in production of hygienic and health safe food.
AB  - Suzbijanje štetočina kupusa orijentisano je na primenu efikasnih ali visoko rizičnih insekticida od kojih su neki i endokrini disruptori. Biopesticidi su manje opasni za životnu sredinu, bezbedniji za operatera i konzumente, ali niže inicijalne toksičnosti i niske efikasnosti na gusenice u kasnim uzrastima i zahtevaju znanje o biologiji štetočine i domaćina. U našim laboratorijskim ispitivanjima uporedili smo efekat sintetskog piretroida cipermetrina (0,3 l/ha) i bioloških preparata na bazi Bacillus thuringiensis subsp. kurstaki (Btk) (2 i 3 l/ha) i preparata na bazi spinosada (0,1 l/ha) na gusenice velikog kupusara Pieris brassicae L. u 2, 3, 4. i 5. uzrastu. Efekat preparata je bio obrnuto proporcionalan uzrastu gusenica. Efekat Btk preparata može biti poboljšan mešanjem s preparatom na bazi cipermetrina u smanjenoj količini 3 i 6 puta u odnosu na preporučenu, a da se pritom postignu zadovoljavajući rezultati. Mešanje sintetskog piretroida i biološkog preparata je naročito važno u kasnim uzrasnim razvojnim fazama kada je dejstvo Btk nedovoljno. Biološki preparat na bazi spinpsada je bio vrlo efikasan za larve svih uzrasta, te je pretpostavka da se količina primene može i smanjiti. Primena mešavine intenzivira obustavu ishrane. Intenzitet ishrane i mortalitet su jednako važni parametri u proceni efikanosti biopesticida. Ovakva primena treba da spreči ranu pojavu rezistentnosti štetočina u populaciji, da dovede do smanjenja rezidua u namirnicama i dobro je rešenje u proizvodnji zdravstveno bezbedne hrane.
PB  - Matica srpska, Novi Sad
T2  - Zbornik Matice srpske za prirodne nauke
T1  - Preliminary investigation on the effects of biological and synthetic insecticides on large white butterfly (Pieris brassicae L.) larvae
T1  - Preliminarna ispitivanja efekta bioloških i sintetičkih insekticida na larve velikog kupusara (Pieris brassicae L.)
EP  - 82
IS  - 112
SP  - 75
DO  - 10.2298/ZMSPN0712075K
ER  - 
@article{
author = "Klokočar-Šmit, Zlata and Inđić, Dušanka and Vuković, Slavica and Filipović, Maja M. and Červenski, Janko",
year = "2007",
abstract = "Control of cabbage pests is oriented towards the use of efficient but high-risk insecticides, some of them being endocrine disruptors. Biopesticides are more environment-friendly, operator-and consumers-safe, but they have low initial toxicity, low efficacy to advanced larval stages, and they require certain knowledge of pest and host biology. In our laboratory experiments we have investigated the effects of formulated synthetic pyrethroid cypermethrin (0.3 l/ha) and biological products - formulations based on Bacillus thuringiensis subsp. kurstaki (2 and 3/ha) and Spinosad (0.1 l/ha) - on large white butterfly (Pieris brassicae L.) larvae-instars 2, 3, 4 and 5. The effect of insecticides was inversely proportional to larval instars. Btk effect could be improved if tank-mixed with cypermethrin. The mixing of ready-made products allows a reduction 3 and 6 times compared with the recommended dose, still obtaining satisfactory results. Rate of leaf damage was reduced when tank mixtures were used. Use of two products in mixture would be of significance especially for control of advanced late instars late in season, when Btk action alone is insufficient. Spinosad was effective in inducing mortality and reducing leaf damage by all larval instars, therefore we assume that the dose could be reduced. Feeding rate and mortality are equally important parameters when assessing biopesticide efficacy. This strategy should also reduce the possibility of inducing resistance in pest population. It also tends to reduce the residues in commodities and is good solution in production of hygienic and health safe food., Suzbijanje štetočina kupusa orijentisano je na primenu efikasnih ali visoko rizičnih insekticida od kojih su neki i endokrini disruptori. Biopesticidi su manje opasni za životnu sredinu, bezbedniji za operatera i konzumente, ali niže inicijalne toksičnosti i niske efikasnosti na gusenice u kasnim uzrastima i zahtevaju znanje o biologiji štetočine i domaćina. U našim laboratorijskim ispitivanjima uporedili smo efekat sintetskog piretroida cipermetrina (0,3 l/ha) i bioloških preparata na bazi Bacillus thuringiensis subsp. kurstaki (Btk) (2 i 3 l/ha) i preparata na bazi spinosada (0,1 l/ha) na gusenice velikog kupusara Pieris brassicae L. u 2, 3, 4. i 5. uzrastu. Efekat preparata je bio obrnuto proporcionalan uzrastu gusenica. Efekat Btk preparata može biti poboljšan mešanjem s preparatom na bazi cipermetrina u smanjenoj količini 3 i 6 puta u odnosu na preporučenu, a da se pritom postignu zadovoljavajući rezultati. Mešanje sintetskog piretroida i biološkog preparata je naročito važno u kasnim uzrasnim razvojnim fazama kada je dejstvo Btk nedovoljno. Biološki preparat na bazi spinpsada je bio vrlo efikasan za larve svih uzrasta, te je pretpostavka da se količina primene može i smanjiti. Primena mešavine intenzivira obustavu ishrane. Intenzitet ishrane i mortalitet su jednako važni parametri u proceni efikanosti biopesticida. Ovakva primena treba da spreči ranu pojavu rezistentnosti štetočina u populaciji, da dovede do smanjenja rezidua u namirnicama i dobro je rešenje u proizvodnji zdravstveno bezbedne hrane.",
publisher = "Matica srpska, Novi Sad",
journal = "Zbornik Matice srpske za prirodne nauke",
title = "Preliminary investigation on the effects of biological and synthetic insecticides on large white butterfly (Pieris brassicae L.) larvae, Preliminarna ispitivanja efekta bioloških i sintetičkih insekticida na larve velikog kupusara (Pieris brassicae L.)",
pages = "82-75",
number = "112",
doi = "10.2298/ZMSPN0712075K"
}
Klokočar-Šmit, Z., Inđić, D., Vuković, S., Filipović, M. M.,& Červenski, J.. (2007). Preliminary investigation on the effects of biological and synthetic insecticides on large white butterfly (Pieris brassicae L.) larvae. in Zbornik Matice srpske za prirodne nauke
Matica srpska, Novi Sad.(112), 75-82.
https://doi.org/10.2298/ZMSPN0712075K
Klokočar-Šmit Z, Inđić D, Vuković S, Filipović MM, Červenski J. Preliminary investigation on the effects of biological and synthetic insecticides on large white butterfly (Pieris brassicae L.) larvae. in Zbornik Matice srpske za prirodne nauke. 2007;(112):75-82.
doi:10.2298/ZMSPN0712075K .
Klokočar-Šmit, Zlata, Inđić, Dušanka, Vuković, Slavica, Filipović, Maja M., Červenski, Janko, "Preliminary investigation on the effects of biological and synthetic insecticides on large white butterfly (Pieris brassicae L.) larvae" in Zbornik Matice srpske za prirodne nauke, no. 112 (2007):75-82,
https://doi.org/10.2298/ZMSPN0712075K . .
4