Abstract
Changes in the percentage of seed germination, the growth and respiration rate of the seedlings were observed at 15-day intervals from the stage of the full germination capacity of rice (Oryza saliva L.) seeds till they became non-viable. At the beginning, the respiration rate changed but little, but afterwards, with the approach of non-viability, the rate declined sharply. A positive correlation of respiration with a decrease in the germination percentage and the length of seedlings and a negative correlation with days of storage were also established. A strong correlation existed between catalase and peroxidase activity with respiration, indicating that the activity of these enzymes can be used as an indicator of metabolism, and therefore can be considered as part of the respiratory mechanism of rice seedlings.
Abstract
Byly zjišfovány zmíny v klíčivosti semen a v růstu a v intensitě dích ání klíðních rostlin ríže v 15-denních intervalech pŕi skladodání od plné klíčivosti až do doby ztráty klíčivosti. Aktivita katalázy a peroxidázy zíetehiě korelovaly s intensitou díchání.
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Paul, A.K., Mukherji, S. Change in respiration rate of rice seedlings as affected by storage and viability, and its possible relation with catalase and peroxidase activities during germination. Biol Plant 14, 414–419 (1972). https://doi.org/10.1007/BF02932982
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DOI: https://doi.org/10.1007/BF02932982