keywords AMYLOPECTIN STARCH AMYLOSE CONTENT Agriculture Agronomy BLOOD-GLUCOSE COMPLEX CARBOHYDRATE DIABETIC-PATIENTS DIETARY CARBOHYDRATE IN-VITRO AVAILABILITY INSULIN RESPONSES Life Sciences & Biomedicine METABOLIC VARIABLES POSTPRANDIAL PLASMA-GLUCOSE Science & Technology amylopectin amylose cultivar diabetes glycemic load processing retrogradation starch