Effect of Cd concentrations and phase of growthand development on plants water relations
Uticaj koncentracija Cd i faze rastenja na i razvića navodni režim biljaka
Апстракт
Effect of Cd on water relations in pea plants was investigated in semi-controlled conditions in a glasshouse. After growing on nutrient solution, plants were treated with 10-7 or 10-5M Cd 25 or 63 days after seed germination. Treatments with Cd lasted for 48 hours. After treatment plants were harvested and analyzed on water relation parameters. Cd treatment decreased plant transpiration, root area, nitrate-reductase activity respiration intensity, chloroplast pigment content and increased water potential, stomata diffusive resistance and proline content. Plants treated 25 days after germination decreased respiration and water potential more intensely, while plants treated 63 days after treatment severely decreased relative water content, plant transpiration, stomata diffusive resistance proline content, chloroplast pigment content and nitrate-reductase activity.
Uticaj koncentracija Cd na vodni režim biljaka graška je ispitan u staklari u polukontrolisanim uslovima. Biljke su gajene na potpunom hranjivom rastvoru a zatim je deo biljaka, 25 odnosno 63 dana nakon klijanja tretiran sa Cd u koncentracije 10-7 ili 10-5M. Biljke su bile izlagane Cd 48h nakon čega su analizirane na pokazatelje vodnog režima. Tretman Cd smanjio je intenzitet transpiracije, površinu korena, aktivnost nitrat-reduktaze, intenzitet disanja i sadržaj pigmenata hloroplasta, a povećao vodni potencijal, difuzni otpor stoma i ukupan sadržaj prolina. Izlaganje biljaka Cd 25 dana nakon klijanja imalo je izraženiji efekat na intenzitet disanja i vodni potencijal a 63 dana nakon klijanja intenzivnije je menjalo relativni sadržaj vode intenzitet transpiracije, difuzni otpor stoma, ukupan sadržaj prolina aktivnost nitrat-reduktaze i sadržaj pigmenata.
Кључне речи:
cadmium / peas / plant age / plants water relation / kadmijum / grašak / starost biljaka / vodni režimИзвор:
Zbornik radova Instituta za ratarstvo i povrtarstvo, 2003, 39, 77-92Издавач:
- Institut za ratarstvo i povrtarstvo, Novi Sad
Колекције
Институција/група
FiVeRTY - JOUR AU - Kevrešan, Žarko S. AU - Petrović, Novica M. AU - Mihailović, Vojislav PY - 2003 UR - http://fiver.ifvcns.rs/handle/123456789/196 AB - Effect of Cd on water relations in pea plants was investigated in semi-controlled conditions in a glasshouse. After growing on nutrient solution, plants were treated with 10-7 or 10-5M Cd 25 or 63 days after seed germination. Treatments with Cd lasted for 48 hours. After treatment plants were harvested and analyzed on water relation parameters. Cd treatment decreased plant transpiration, root area, nitrate-reductase activity respiration intensity, chloroplast pigment content and increased water potential, stomata diffusive resistance and proline content. Plants treated 25 days after germination decreased respiration and water potential more intensely, while plants treated 63 days after treatment severely decreased relative water content, plant transpiration, stomata diffusive resistance proline content, chloroplast pigment content and nitrate-reductase activity. AB - Uticaj koncentracija Cd na vodni režim biljaka graška je ispitan u staklari u polukontrolisanim uslovima. Biljke su gajene na potpunom hranjivom rastvoru a zatim je deo biljaka, 25 odnosno 63 dana nakon klijanja tretiran sa Cd u koncentracije 10-7 ili 10-5M. Biljke su bile izlagane Cd 48h nakon čega su analizirane na pokazatelje vodnog režima. Tretman Cd smanjio je intenzitet transpiracije, površinu korena, aktivnost nitrat-reduktaze, intenzitet disanja i sadržaj pigmenata hloroplasta, a povećao vodni potencijal, difuzni otpor stoma i ukupan sadržaj prolina. Izlaganje biljaka Cd 25 dana nakon klijanja imalo je izraženiji efekat na intenzitet disanja i vodni potencijal a 63 dana nakon klijanja intenzivnije je menjalo relativni sadržaj vode intenzitet transpiracije, difuzni otpor stoma, ukupan sadržaj prolina aktivnost nitrat-reduktaze i sadržaj pigmenata. PB - Institut za ratarstvo i povrtarstvo, Novi Sad T2 - Zbornik radova Instituta za ratarstvo i povrtarstvo T1 - Effect of Cd concentrations and phase of growthand development on plants water relations T1 - Uticaj koncentracija Cd i faze rastenja na i razvića navodni režim biljaka EP - 92 IS - 39 SP - 77 UR - https://hdl.handle.net/21.15107/rcub_fiver_196 ER -
@article{ author = "Kevrešan, Žarko S. and Petrović, Novica M. and Mihailović, Vojislav", year = "2003", abstract = "Effect of Cd on water relations in pea plants was investigated in semi-controlled conditions in a glasshouse. After growing on nutrient solution, plants were treated with 10-7 or 10-5M Cd 25 or 63 days after seed germination. Treatments with Cd lasted for 48 hours. After treatment plants were harvested and analyzed on water relation parameters. Cd treatment decreased plant transpiration, root area, nitrate-reductase activity respiration intensity, chloroplast pigment content and increased water potential, stomata diffusive resistance and proline content. Plants treated 25 days after germination decreased respiration and water potential more intensely, while plants treated 63 days after treatment severely decreased relative water content, plant transpiration, stomata diffusive resistance proline content, chloroplast pigment content and nitrate-reductase activity., Uticaj koncentracija Cd na vodni režim biljaka graška je ispitan u staklari u polukontrolisanim uslovima. Biljke su gajene na potpunom hranjivom rastvoru a zatim je deo biljaka, 25 odnosno 63 dana nakon klijanja tretiran sa Cd u koncentracije 10-7 ili 10-5M. Biljke su bile izlagane Cd 48h nakon čega su analizirane na pokazatelje vodnog režima. Tretman Cd smanjio je intenzitet transpiracije, površinu korena, aktivnost nitrat-reduktaze, intenzitet disanja i sadržaj pigmenata hloroplasta, a povećao vodni potencijal, difuzni otpor stoma i ukupan sadržaj prolina. Izlaganje biljaka Cd 25 dana nakon klijanja imalo je izraženiji efekat na intenzitet disanja i vodni potencijal a 63 dana nakon klijanja intenzivnije je menjalo relativni sadržaj vode intenzitet transpiracije, difuzni otpor stoma, ukupan sadržaj prolina aktivnost nitrat-reduktaze i sadržaj pigmenata.", publisher = "Institut za ratarstvo i povrtarstvo, Novi Sad", journal = "Zbornik radova Instituta za ratarstvo i povrtarstvo", title = "Effect of Cd concentrations and phase of growthand development on plants water relations, Uticaj koncentracija Cd i faze rastenja na i razvića navodni režim biljaka", pages = "92-77", number = "39", url = "https://hdl.handle.net/21.15107/rcub_fiver_196" }
Kevrešan, Ž. S., Petrović, N. M.,& Mihailović, V.. (2003). Effect of Cd concentrations and phase of growthand development on plants water relations. in Zbornik radova Instituta za ratarstvo i povrtarstvo Institut za ratarstvo i povrtarstvo, Novi Sad.(39), 77-92. https://hdl.handle.net/21.15107/rcub_fiver_196
Kevrešan ŽS, Petrović NM, Mihailović V. Effect of Cd concentrations and phase of growthand development on plants water relations. in Zbornik radova Instituta za ratarstvo i povrtarstvo. 2003;(39):77-92. https://hdl.handle.net/21.15107/rcub_fiver_196 .
Kevrešan, Žarko S., Petrović, Novica M., Mihailović, Vojislav, "Effect of Cd concentrations and phase of growthand development on plants water relations" in Zbornik radova Instituta za ratarstvo i povrtarstvo, no. 39 (2003):77-92, https://hdl.handle.net/21.15107/rcub_fiver_196 .