Study on Nicotiana tabacum L. cv Solaris as a source of biomass for animal feeding A. Fatica1, A. Alvino1, S. Marino1, F. Di Lucia2, H.F. De Feijter2, B.P. Brandt2, F. Fantuz3 and E. Salimei1 1Università degli Studi del Molise, Dip. Agricoltura, Ambiente, Alimenti, via de Sanctis, 86100, Campobasso, Italy, 2Sunchem BV, Johann Siegerstraat 20, 1096 BH Amsterdam, the Netherlands, 3Università degli Studi di Camerino, Scuola di Bioscienze e Medicina Veterinaria, Via Gentile III Da Varano, 62032, Camerino, Italy; a.fatica@studenti.unimol.it While a deep crisis is affecting the smoke tobacco cultivation in Italy, the non GMO Nicotiana tabacum L. cv. Solaris has been developed (PCT/IB/2007/053412) as ‘energy crop’, since its maximized production of flowers/seeds are rich in oil used as biofuel. In certain climatic conditions, after the harvest of the inflorescences, a second harvest of biomass is possible. The aim of this study is to assess the use of this biomass as an innovative forage. In the triennium 2016-2018, Solaris biomass samples (n=15) were collected in three experimental sites (Vicenza, Chieti and Perugia), dried and chopped at 4 cm and analysed for chemical constituents (humidity, crude protein, crude oil and fat, crude ash, neutral detergent fibre, acid detergent fibre and acid detergent lignin), sugars (glucose, fructose, sucrose), starch, total alkaloids (expressed as nicotine), minerals (Ca, P, Mg, K, Na and chlorides), according to official analytical methods. Descriptive statistical analysis of data was performed and results are reported on a dry matter basis (mean ± standard deviation, per 100 g DM). Results allow to define the Solaris biomass as a good quality forage, in terms of crude protein (19.0±2.4 g), crude oil and fats (7.9±4.06 g) and fibre contents (46.6±4.1 g NDF; 37.5±5.0.g ADF), despite high levels of lignin (12.9±3.9 g ADL), ash content (17.2±2.4 g) and calcium content (2.5±0.6 g Ca). The content of non-structural carbohydrates (sugars and starch) allows the use of Solaris biomass as silage. The average content of total alkaloids was 350±185 mg, which is much lower than values reported for smoking tobacco varieties. The results confirm the use of cv. Solaris from the second harvest biomass as a good quality forage, adding value to the Solaris multitasking attitude as a source of
Study on Nicotiana tabacum L. cv Solaris as a source of biomass for animal feeding
F. Fantuz;
2019-01-01
Abstract
Study on Nicotiana tabacum L. cv Solaris as a source of biomass for animal feeding A. Fatica1, A. Alvino1, S. Marino1, F. Di Lucia2, H.F. De Feijter2, B.P. Brandt2, F. Fantuz3 and E. Salimei1 1Università degli Studi del Molise, Dip. Agricoltura, Ambiente, Alimenti, via de Sanctis, 86100, Campobasso, Italy, 2Sunchem BV, Johann Siegerstraat 20, 1096 BH Amsterdam, the Netherlands, 3Università degli Studi di Camerino, Scuola di Bioscienze e Medicina Veterinaria, Via Gentile III Da Varano, 62032, Camerino, Italy; a.fatica@studenti.unimol.it While a deep crisis is affecting the smoke tobacco cultivation in Italy, the non GMO Nicotiana tabacum L. cv. Solaris has been developed (PCT/IB/2007/053412) as ‘energy crop’, since its maximized production of flowers/seeds are rich in oil used as biofuel. In certain climatic conditions, after the harvest of the inflorescences, a second harvest of biomass is possible. The aim of this study is to assess the use of this biomass as an innovative forage. In the triennium 2016-2018, Solaris biomass samples (n=15) were collected in three experimental sites (Vicenza, Chieti and Perugia), dried and chopped at 4 cm and analysed for chemical constituents (humidity, crude protein, crude oil and fat, crude ash, neutral detergent fibre, acid detergent fibre and acid detergent lignin), sugars (glucose, fructose, sucrose), starch, total alkaloids (expressed as nicotine), minerals (Ca, P, Mg, K, Na and chlorides), according to official analytical methods. Descriptive statistical analysis of data was performed and results are reported on a dry matter basis (mean ± standard deviation, per 100 g DM). Results allow to define the Solaris biomass as a good quality forage, in terms of crude protein (19.0±2.4 g), crude oil and fats (7.9±4.06 g) and fibre contents (46.6±4.1 g NDF; 37.5±5.0.g ADF), despite high levels of lignin (12.9±3.9 g ADL), ash content (17.2±2.4 g) and calcium content (2.5±0.6 g Ca). The content of non-structural carbohydrates (sugars and starch) allows the use of Solaris biomass as silage. The average content of total alkaloids was 350±185 mg, which is much lower than values reported for smoking tobacco varieties. The results confirm the use of cv. Solaris from the second harvest biomass as a good quality forage, adding value to the Solaris multitasking attitude as a source ofI documenti in IRIS sono protetti da copyright e tutti i diritti sono riservati, salvo diversa indicazione.
