The sensitivity of sunflower (Helianthus annuus L.) plants to UV-B radiation is altered by nitrogen status

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Cechin, Inês; Gonzalez, Gisely Cristina; Corniani, Natália; Fumis, Terezinha de Fátima;
  • Publisher: Universidade Federal de Santa Maria
  • Subject: antioxidants | growth | malondialdehyde | peroxidation | photosynthesis | antioxidantes | crescimento | malondialdeído | peroxidação | fotossíntese

ABSTRACT: Interaction effects between nitrogen and UV-B radiation were studied in sunflower (Helianthus annuus L. variety IAC-Iarama) plants grown in a greenhouse under natural photoperiod conditions. Plants were irradiated with 0.8W m-2 (control) or 8.0W m-2 (+UV-B) of... View more
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