Physical properties of oil rapeseed kernels at different moisture content and varietes
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Koprivica, RankoTuran, Jan
Veljković, Biljana
Radivojević, Dušan
Bokan, Nikola
Durović, Dragan
Dokić, Dragoslav
Balalić, Igor
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The physical properties of the three common cultivars were evaluated as a function of seed moisture content, which varied from 6.04 - 21.17%, from 5.82 - 20.90% and from 5.98 - 20.46% in 'Banacanka', 'Jasna' and 'Slavica', respectively. Results of thousand-seed weight increased from 4.18 g to 4.94 g in 'Banacanka', from 4.74 g to 5.61 g in 'Jasna', and from 4.11 to 4.81 g in 'Slavica'. The seed volume of 'Jasna' ranged between 4.72 mm(3) and 5.49 mm(3), and it was significantly higher than that of 'Banacanka' and 'Slavica' (4.07 - 4.93 mm(3) and 4.12 - 4.81 mm(3), respectively). The bulk density of 'Jasna' seeds was significantly lower than in other cultivars. Depending on seed moisture content, seed density decreased from 1023.18 kgm(-3) to 996.97 kgm(-3) in 'Banacanka', from 1009.31 to 992.70 kgm(-3) in 'Jasna', and from 1012.96-992 kgm(-3) in 'Slavica'. Porosity increased with increasing seed moisture content in all cultivars. The porosity of 'Jasna' seeds (35.97-38.43%) was higher ...than that of 'Banacanka' (35.42-38.23%) and 'Slavica' (35.19-37.07%) seeds. At different seed moisture levels, bulk density varied from 665.82 to 615.84 kgm(-3) in 'Banacanka', from 646.24 to 611.22 kgm(-3) in 'Jasna', and from 656.57 to 624.66 kgm(-3) in 'Slavica'. The static angle of repose in 'Banacanka', 'Jasna' and 'Slavica' ranged from 22.96 degrees to 28.05 degrees, from 24.64 degrees to 29.66 degrees and from 24.63 degrees to 29.61 degrees at moisture contents increasing. The dynamic angle of repose was highest in 'Jasna' (20.32-25.90 degrees), followed by 'Slavica' (21.03-25.58 degrees), and lowest in 'Banacanka' (19.22-24.66 degrees). Increasing seed moisture content was found to increase the friction coefficient. The static friction coefficient of cvs. 'Jasna' and 'Slavica' was higher than for 'Banacanka'.
Keywords:
rapeseed / seed / moisture content / physical propertiesSource:
Actual Tasks on Agricultural Engineering, 2018, 46, 397-405Publisher:
- Agronomski fakultet Sveucilista u Zagrebu, 10000 Zagreb
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Poljoprivredni fakultetTY - CONF AU - Koprivica, Ranko AU - Turan, Jan AU - Veljković, Biljana AU - Radivojević, Dušan AU - Bokan, Nikola AU - Durović, Dragan AU - Dokić, Dragoslav AU - Balalić, Igor PY - 2018 UR - http://aspace.agrif.bg.ac.rs/handle/123456789/4707 AB - The physical properties of the three common cultivars were evaluated as a function of seed moisture content, which varied from 6.04 - 21.17%, from 5.82 - 20.90% and from 5.98 - 20.46% in 'Banacanka', 'Jasna' and 'Slavica', respectively. Results of thousand-seed weight increased from 4.18 g to 4.94 g in 'Banacanka', from 4.74 g to 5.61 g in 'Jasna', and from 4.11 to 4.81 g in 'Slavica'. The seed volume of 'Jasna' ranged between 4.72 mm(3) and 5.49 mm(3), and it was significantly higher than that of 'Banacanka' and 'Slavica' (4.07 - 4.93 mm(3) and 4.12 - 4.81 mm(3), respectively). The bulk density of 'Jasna' seeds was significantly lower than in other cultivars. Depending on seed moisture content, seed density decreased from 1023.18 kgm(-3) to 996.97 kgm(-3) in 'Banacanka', from 1009.31 to 992.70 kgm(-3) in 'Jasna', and from 1012.96-992 kgm(-3) in 'Slavica'. Porosity increased with increasing seed moisture content in all cultivars. The porosity of 'Jasna' seeds (35.97-38.43%) was higher than that of 'Banacanka' (35.42-38.23%) and 'Slavica' (35.19-37.07%) seeds. At different seed moisture levels, bulk density varied from 665.82 to 615.84 kgm(-3) in 'Banacanka', from 646.24 to 611.22 kgm(-3) in 'Jasna', and from 656.57 to 624.66 kgm(-3) in 'Slavica'. The static angle of repose in 'Banacanka', 'Jasna' and 'Slavica' ranged from 22.96 degrees to 28.05 degrees, from 24.64 degrees to 29.66 degrees and from 24.63 degrees to 29.61 degrees at moisture contents increasing. The dynamic angle of repose was highest in 'Jasna' (20.32-25.90 degrees), followed by 'Slavica' (21.03-25.58 degrees), and lowest in 'Banacanka' (19.22-24.66 degrees). Increasing seed moisture content was found to increase the friction coefficient. The static friction coefficient of cvs. 'Jasna' and 'Slavica' was higher than for 'Banacanka'. PB - Agronomski fakultet Sveucilista u Zagrebu, 10000 Zagreb C3 - Actual Tasks on Agricultural Engineering T1 - Physical properties of oil rapeseed kernels at different moisture content and varietes EP - 405 SP - 397 VL - 46 UR - https://hdl.handle.net/21.15107/rcub_agrospace_4707 ER -
@conference{ author = "Koprivica, Ranko and Turan, Jan and Veljković, Biljana and Radivojević, Dušan and Bokan, Nikola and Durović, Dragan and Dokić, Dragoslav and Balalić, Igor", year = "2018", abstract = "The physical properties of the three common cultivars were evaluated as a function of seed moisture content, which varied from 6.04 - 21.17%, from 5.82 - 20.90% and from 5.98 - 20.46% in 'Banacanka', 'Jasna' and 'Slavica', respectively. Results of thousand-seed weight increased from 4.18 g to 4.94 g in 'Banacanka', from 4.74 g to 5.61 g in 'Jasna', and from 4.11 to 4.81 g in 'Slavica'. The seed volume of 'Jasna' ranged between 4.72 mm(3) and 5.49 mm(3), and it was significantly higher than that of 'Banacanka' and 'Slavica' (4.07 - 4.93 mm(3) and 4.12 - 4.81 mm(3), respectively). The bulk density of 'Jasna' seeds was significantly lower than in other cultivars. Depending on seed moisture content, seed density decreased from 1023.18 kgm(-3) to 996.97 kgm(-3) in 'Banacanka', from 1009.31 to 992.70 kgm(-3) in 'Jasna', and from 1012.96-992 kgm(-3) in 'Slavica'. Porosity increased with increasing seed moisture content in all cultivars. The porosity of 'Jasna' seeds (35.97-38.43%) was higher than that of 'Banacanka' (35.42-38.23%) and 'Slavica' (35.19-37.07%) seeds. At different seed moisture levels, bulk density varied from 665.82 to 615.84 kgm(-3) in 'Banacanka', from 646.24 to 611.22 kgm(-3) in 'Jasna', and from 656.57 to 624.66 kgm(-3) in 'Slavica'. The static angle of repose in 'Banacanka', 'Jasna' and 'Slavica' ranged from 22.96 degrees to 28.05 degrees, from 24.64 degrees to 29.66 degrees and from 24.63 degrees to 29.61 degrees at moisture contents increasing. The dynamic angle of repose was highest in 'Jasna' (20.32-25.90 degrees), followed by 'Slavica' (21.03-25.58 degrees), and lowest in 'Banacanka' (19.22-24.66 degrees). Increasing seed moisture content was found to increase the friction coefficient. The static friction coefficient of cvs. 'Jasna' and 'Slavica' was higher than for 'Banacanka'.", publisher = "Agronomski fakultet Sveucilista u Zagrebu, 10000 Zagreb", journal = "Actual Tasks on Agricultural Engineering", title = "Physical properties of oil rapeseed kernels at different moisture content and varietes", pages = "405-397", volume = "46", url = "https://hdl.handle.net/21.15107/rcub_agrospace_4707" }
Koprivica, R., Turan, J., Veljković, B., Radivojević, D., Bokan, N., Durović, D., Dokić, D.,& Balalić, I.. (2018). Physical properties of oil rapeseed kernels at different moisture content and varietes. in Actual Tasks on Agricultural Engineering Agronomski fakultet Sveucilista u Zagrebu, 10000 Zagreb., 46, 397-405. https://hdl.handle.net/21.15107/rcub_agrospace_4707
Koprivica R, Turan J, Veljković B, Radivojević D, Bokan N, Durović D, Dokić D, Balalić I. Physical properties of oil rapeseed kernels at different moisture content and varietes. in Actual Tasks on Agricultural Engineering. 2018;46:397-405. https://hdl.handle.net/21.15107/rcub_agrospace_4707 .
Koprivica, Ranko, Turan, Jan, Veljković, Biljana, Radivojević, Dušan, Bokan, Nikola, Durović, Dragan, Dokić, Dragoslav, Balalić, Igor, "Physical properties of oil rapeseed kernels at different moisture content and varietes" in Actual Tasks on Agricultural Engineering, 46 (2018):397-405, https://hdl.handle.net/21.15107/rcub_agrospace_4707 .