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.

CultivarWholemealSemolina
Protein
g kg−1 d.m.
SDS
ml
Protein
g kg−1 d.m.
Gluten
g kg−1 d.m.
Gluten IndexWP/LYellow indexBrown index

Conventional cropping system
Karalis14657133111842170.8518.810.0
Matt16364140118752320.8126.310.5
Pablo1226011596882160.8128.510.6
San Carlo1195010384951802.1024.010.1
Saragolla1334912693861911.3725.212.3

Average 13756123100862071.1924.610.7
S.D.18615147210.63.60.9

Organic cropping system
Karalis101429575951451.2317.08.1
Matt104419777891561.1822.38.3
Pablo1154610590831831.1327.210.5
San Carlo1155110385931782.2022.810.1
Saragolla1204210881941591.7123.510.2

Average 1114410281911641.4922.69.4
S.D.84564160.53.71.1

Variation (%) with organic cropping system
Karalis−30.3−26.3−28.7−32.713.1−33.244.7−9.6−18.3
Matt−36.5−35.9−30.5−34.818.7−32.845.7−15.2−21.0
Pablo−6.0−23.3−8.6−7.2−5.7−15.339.5−4.7−1.1
San Carlo−3.52.00.50.6−2.1−1.14.8−5.00.5
Saragolla−10.3−14.3−14.8−13.29.3−16.824.8−6.6−17.2

Average18.9 20.7 17.7 19.1 6.120.8 25.48.2 11.6

S.D.: Standard deviation.