C
Claudia Zadra
Researcher at University of Perugia
Publications - 37
Citations - 1300
Claudia Zadra is an academic researcher from University of Perugia. The author has contributed to research in topics: Digestate & Organic matter. The author has an hindex of 17, co-authored 34 publications receiving 1044 citations.
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Journal ArticleDOI
Stomatal closure is induced by hydraulic signals and maintained by ABA in drought-stressed grapevine
Sergio Tombesi,Andrea Nardini,Tommaso Frioni,Marta Soccolini,Claudia Zadra,Daniela Farinelli,Stefano Poni,Alberto Palliotti +7 more
TL;DR: The data suggest that in grapevine stomatal conductance is primarily regulated by passive hydraulic mechanisms, suggesting the occurrence of a mechanism of long-term down-regulation of transpiration to favor embolism repair and preserve water under conditions of fluctuating water availability and repeated drought events.
Journal ArticleDOI
General and species-specific transcriptional responses to downy mildew infection in a susceptible (Vitis vinifera) and a resistant (V. riparia) grapevine species
Marianna Polesani,Luisa Bortesi,Alberto Ferrarini,Anita Zamboni,Marianna Fasoli,Claudia Zadra,Arianna Lovato,Mario Pezzotti,Massimo Delledonne,Annalisa Polverari +9 more
TL;DR: The authors' data indicate that resistance in V. riparia is induced after infection, and is not based on differences in basal gene expression between the two species, and could be exploited in future biotechnological approaches to increase disease resistance in susceptible grapevine species.
Journal ArticleDOI
Behavior of metalaxyl and its pure R-enantiomer in sunflower plants (Helianthus annus).
TL;DR: There is evidence that this biotransformation process is enantioselective, and procedures for a chromatographic separation of enantiomers and acid metabolites of the fungicides and for the determination of the R:S ratio by HPLC chiral analyses are proposed.
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Stereoselective degradation of metalaxyl and metalaxyl-M in soil and sunflower plants.
Cesare Marucchini,Claudia Zadra +1 more
TL;DR: The degradation of the two stereoisomers of Metalaxyl proved to be enantioselective and dependent on the media: the (+)-(S)-enantiomer showed a faster degradation in plants, while the (-)-(R-enantiomers showed a Faster degradation in soil.
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Chemical characterisation of percolate and digestate during the hybrid solid anaerobic digestion batch process
Luisa Massaccesi,A. Sordi,Caterina Micale,Mirko Cucina,Claudia Zadra,Francesco Di Maria,Giovanni Gigliotti +6 more
TL;DR: In this paper, the authors studied the evolution of water extractable organic matter (WEOM) from the percolate during the HSADB process and test the possibility of using the digestate as a soil amendment.