This might have arisen because unlike
the breeding selection for conventional durum wheats aimed at
the improvement of important qualitative factors, such as protein
and gluten strength, no breeding programmes have been undertaken
for pigmented durum wheats, as these genetic materials
have been viewed as unusual (Zeven, 1991) and have been receiving
more attention only recently.
3.2. Processing effects on anthocyanin and carotenoid pigments, and
antioxidant properties