Range:
Subjects: Algae; Baghdad; Dora (City); Tigris River
Subjects: Dora (City); Karkh; Schools; Smoking; Students
Subjects: Dates (Fruit); Growth; Palms; Physiological effects; Plant extracts
Subjects: Crops; Heavy minerals; Irrigation; Soils; Vegetables
Subjects: Dora (City); Primary schools; Smallpox
Subjects: Dora (City); Fly ash; Radioactivity; Thermal power stations
Subjects: Dora (City); Radioactivity; Soils; Thermal power stations
الموضوعات: الخواص الفيزيائية؛ الخواص الكيميائية؛ القرن الحادي و العشرون؛ المحركات؛ زيوت التشحيم