Research Article
Durum Wheat in Conventional and Organic Farming: Yield Amount and Pasta Quality in Southern Italy
Table 4
Quality parameters of wholemeal and semolina of durum wheat varieties cultivated with conventional and organic cropping systems.
| Cultivar | Wholemeal | Semolina | Protein g kg−1 d.m. | SDS ml | Protein g kg−1 d.m. | Gluten g kg−1 d.m. | Gluten Index | W | P/L | Yellow index | Brown index |
| Conventional cropping system | Karalis | 146 | 57 | 133 | 111 | 84 | 217 | 0.85 | 18.8 | 10.0 | Matt | 163 | 64 | 140 | 118 | 75 | 232 | 0.81 | 26.3 | 10.5 | Pablo | 122 | 60 | 115 | 96 | 88 | 216 | 0.81 | 28.5 | 10.6 | San Carlo | 119 | 50 | 103 | 84 | 95 | 180 | 2.10 | 24.0 | 10.1 | Saragolla | 133 | 49 | 126 | 93 | 86 | 191 | 1.37 | 25.2 | 12.3 |
| Average | 137 | 56 | 123 | 100 | 86 | 207 | 1.19 | 24.6 | 10.7 | S.D. | 18 | 6 | 15 | 14 | 7 | 21 | 0.6 | 3.6 | 0.9 |
| Organic cropping system | Karalis | 101 | 42 | 95 | 75 | 95 | 145 | 1.23 | 17.0 | 8.1 | Matt | 104 | 41 | 97 | 77 | 89 | 156 | 1.18 | 22.3 | 8.3 | Pablo | 115 | 46 | 105 | 90 | 83 | 183 | 1.13 | 27.2 | 10.5 | San Carlo | 115 | 51 | 103 | 85 | 93 | 178 | 2.20 | 22.8 | 10.1 | Saragolla | 120 | 42 | 108 | 81 | 94 | 159 | 1.71 | 23.5 | 10.2 |
| Average | 111 | 44 | 102 | 81 | 91 | 164 | 1.49 | 22.6 | 9.4 | S.D. | 8 | 4 | 5 | 6 | 4 | 16 | 0.5 | 3.7 | 1.1 |
| Variation (%) with organic cropping system | Karalis | −30.3 | −26.3 | −28.7 | −32.7 | 13.1 | −33.2 | 44.7 | −9.6 | −18.3 | Matt | −36.5 | −35.9 | −30.5 | −34.8 | 18.7 | −32.8 | 45.7 | −15.2 | −21.0 | Pablo | −6.0 | −23.3 | −8.6 | −7.2 | −5.7 | −15.3 | 39.5 | −4.7 | −1.1 | San Carlo | −3.5 | 2.0 | 0.5 | 0.6 | −2.1 | −1.1 | 4.8 | −5.0 | 0.5 | Saragolla | −10.3 | −14.3 | −14.8 | −13.2 | 9.3 | −16.8 | 24.8 | −6.6 | −17.2 |
| Average | −18.9 | −20.7 | −17.7 | −19.1 | 6.1 | −20.8 | 25.4 | −8.2 | −11.6 |
|
|
S.D.: Standard deviation.
|