الفترة:
Subjects: Malnutrition; Sinkat; Sudan; Children; Nutrition
Subjects: Case studies; Education; Learning; Second language learning; Secondary education
Subjects: Gulf of Aden; Heavy minerals; Marine algae; Red Sea Coast
Subjects: Comparative linguistics; Arabic language; English language; Grammar
Subjects: Microbiology; Temperatures; Water; Fishes; Psychology
Subjects: Khartoum; Sudan; Dairy products; Quality assurance; Quality control
Subjects: Education; Emotions; Higher education; Learning; Psychology
Subjects: Marine environment; Red Sea Coast; Sudan
Subjects: Alluvial streams; Mathematical models
Subjects: Aquifers; Red Sea Coast; Sudan; Ṭawkar (Sudan); Groundwater