[PDF] Top 20 Thermal stress and physiological changes in watermelon seeds

... interest in verifying how its seeds physiologically behave under unfavorable temperature ...biochemical changes mobilization and reserves degradation, as well as the enzyme activity, during ... See full document

... obtained in watermelons by seed coat splitting. Seed coat removal in melon seeds improved germination at low water potential (Dunlap, 1988) and low temperature (Edelstein et ...exposing ... See full document

... develop in arid and semi-arid soils can be altered by water deficit and abundance of salts in the ...the physiological changes (germination and vigor) of Mimosa ... See full document

... material and treatment: The study was carried out at Directorate of Medicinal and Aromatic Plants Research (DMAPR), Boriavi, Anand, Gujarat, India (N 22 ○ 55’, E 072 ○ 66’, MSL – ...mm and maximum - ... See full document

... Studies in respect to physiological and biochemical aspects during seed germination of tropical species under abiotic stress conditions, especially thermal stress, are highly ... See full document

... changed, and lipid peroxidation, enzyme inactivation and nucleic acid degradation occur (Greggains et ...reduction in the activity of free radical scavenger enzymes increases the sensitivity of ... See full document

... plasma and to tolerate toxic and osmotic effects associated with increased salt ...Under stress conditions when seeds are primed, germination performance in adverse situation is ... See full document

... acids and electrolytes in variable amounts with the state of organization of the system of ...(Simon and Raja-Harun, 1972; Becwar et al., 1982; Bewley and Black, 1985) had detected that the ... See full document

... shoot and growth of root system of maize seedlings were reduced by the different NaCl concentrations, both in the presence as in the lack of SA (Figures 1C and ...absorption in the ... See full document

... physical, physiological and biochemical changes during the development until the dispersal of rubber tree seeds were evaluated with the purpose of estimating the point at physiological ... See full document

... sudangrass seeds in dry chamber provided better conditions to preserve seed vigor, but not differing from conservation under natural environment and freezer; those were not different from ... See full document

... speciosa seeds have a dark brown coat. The testa consists in an outer layer in high palisade, the exotesta, with a cellular content that is rich in phenolic compounds and with a light ... See full document

... fresh-cut watermelon and the metabolic changes that occur with minimal processing are ...texture, and quality characteristics, it is necessary to investigate the changes in the ... See full document

... chemical changes take ...use in large seed collections of plant species in a given ...Thus, in J. curcas yellowish and brownish-black were the maturity stages, yielding the seeds ... See full document

... Reductions in seed mass can negatively impact seedling vigor (Gallagher and Fuerst, 2006), whereas brownish pigmentation may be linked to the presence of secondary compounds, such as phenolics (Debeaujon et ... See full document

... 25 and 35 ºC, regardless of the water availability and the physiological potential of the lots (Table ...(80%) and low temperature impairs the development of the aerial part of cotton ... See full document

... seed physiological maturity and ideal moment for harvesting fruits to extract their seeds are important aspects to produce seeds with high ...extracting seeds, an eggplant production ... See full document

... 25 seeds, distributed in beds, 1 m wide by 9.60 m in length, with a spacing of ...cotyledons and the stem axis in a vertical position; 3) Mean Time of Emergence (MTE) - obtained by ... See full document

... differences in sen- sitivity among vigor tests were observed with respect to the classification of the seed lots, but in general lots 4 and 6 were identified as having potentially the lowest ... See full document

... rootstock and the recipient ...pests and pathogens and increase tolerance to environmental stressful condi- tions such as temperature changes, increased salinity and heavy metal soil ... See full document