الفترة:
Subjects: Algal blooms; Sudan; Environmental aspects
Subjects: Mango; Sudan
Subjects: Building materials; Concrete
Subjects: Education; Learning; English language
Subjects: Irrigation; Rill irrigation; Water; Irrigation water
Subjects: Plants; Development
Subjects: Automobiles; Control systems; Islamic jurisprudence
Subjects: Crops; Horticulture; Pruning
Subjects: Medicinal plants
Subjects: Breast; Cancer
Subjects: Behaviour; Insects
Subjects: Spine; Surgery