A Comparison of Fruit Chemical Characteristics of Two Wild Grown Rubus Species from Different Locations of Croatia
Abstract
:1. Introduction
2. Results and Discussion
2.1. Basic Nutritional Properties
Species | Sample | Dry matter content (%) | Total acidity (%) | pH | Total soluble solids content (0Brix) |
---|---|---|---|---|---|
Rubus discolour (blackberry) | 1 | 15.17 ± 1.1 ab | 1.34 ± 0.2 b | 3.14 ± 0.3 NS | 5.10 ± 0.5 c |
2 | 15.97 ± 1.2 a | 1.72 ± 0.3 a | 3.24 ± 0.2 | 7.40 ± 0.3 a | |
3 | 14.11 ± 0.8 b | 0.93 ± 0.1 c | 3.45 ± 0.2 | 6.80 ± 0.2 b | |
Rubus idaeus (raspberry) | 1 | 14.19 ± 1.3 d | 1.89 ± 0.1 a | 3.16 ± 0.2 NS | 10.88 ± 0.6 ab |
2 | 18.03 ± 1.1 a | 1.57 ± 0.2 b | 3.18 ± 0.3 | 11.50 ± 0.7 a | |
3 | 17.25 ± 1.4 b | 1.59 ± 0.1 b | 3.16 ± 0.2 | 10.20 ± 0.6 ab | |
4 | 15.45 ± 1.2 c | 1.91 ± 0.2 a | 3.06 ± 0.1 | 9.40 ± 0.4 b |
2.2. Bioactive Contents
Species | Sample | Ascorbic acid (vit C) content | Total anthocyanin content | Total phenol Content | Nonflavonoids content |
---|---|---|---|---|---|
(mg/100gFW) | (mg/kgFW) | (mg/kg FW) | (mg/kgFW) | ||
Rubus discolor (blackberry) | 1 | 33.09 ± 2.2 NS | 2358 ± 21 NS | 585 ± 10 a | 292 ± 6 b |
2 | 32.90 ± 1.9 | 2226 ± 20 | 481 ± 8 b | 289 ± 6 b | |
3 | 30.64 ± 1.8 | 2367 ± 21 | 381 ± 7 c | 315 ± 7 a | |
Rubus idaeus (raspberry) | 1 | 45.00 ± 2.4 a | 470 ± 9b | 377 ± 9 bc | 226 ± 6 ab |
2 | 33.19 ± 1.9 b | 582 ± 11 a | 483 ± 9 a | 246 ± 7 a | |
3 | 22.34 ± 1.5 c | 341 ± 9 c | 354 ± 8 c | 204 ± 5 b | |
4 | 30.09 ± 1.7 b | 279 ± 8 d | 396 ± 7 b | 208 ± 5 ab |
3. Experimental
3.1. Study Area
Species | Sample | Longitude | Latitude | Altitude |
---|---|---|---|---|
Rubus discolour (blackberry) | 1 | N 45°55'27.81'' | E 15°58'29.80'' | 686 m a.s.l. |
2 | N 45°51'21.99'' | E 16°00'17.25'' | 233 m a.s.l. | |
3 | N 45°55'30.17'' | E 15°58'34.85'' | 666 m a.s.l. | |
Rubus idaeus (raspberry) | 1 | N 45°52'49.86'' | E 15°58'13.27'' | 529 m a.s.l. |
2 | N 45°54'15.05'' | E 15°58'08.63'' | 971 m a.s.l. | |
3 | N 45°53'25.29'' | E 15°56'08.44'' | 966 m a.s.l. | |
4 | N 45°53'01.56'' | E 15°56'28.94'' | 635 m a.s.l. |
3.2. Plant Material Collection and Extraction
3.3. Determination of Basic Nutritional Properties
3.4. Determination of Bioactive Content
3.5. Statistical Analysis
4. Conclusions
Acknowledgments
References
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Dujmović Purgar, D.; Duralija, B.; Voća, S.; Vokurka, A.; Ercisli, S. A Comparison of Fruit Chemical Characteristics of Two Wild Grown Rubus Species from Different Locations of Croatia. Molecules 2012, 17, 10390-10398. https://doi.org/10.3390/molecules170910390
Dujmović Purgar D, Duralija B, Voća S, Vokurka A, Ercisli S. A Comparison of Fruit Chemical Characteristics of Two Wild Grown Rubus Species from Different Locations of Croatia. Molecules. 2012; 17(9):10390-10398. https://doi.org/10.3390/molecules170910390
Chicago/Turabian StyleDujmović Purgar, Dubravka, Boris Duralija, Sandra Voća, Aleš Vokurka, and Sezai Ercisli. 2012. "A Comparison of Fruit Chemical Characteristics of Two Wild Grown Rubus Species from Different Locations of Croatia" Molecules 17, no. 9: 10390-10398. https://doi.org/10.3390/molecules170910390