الفترة:
Subjects: Alkaloids; Microbiology; Saudi Arabia; Soils; al-Madinah al-Munawwarah
Subjects: Oxidation; Sulfur acids
Subjects: Alkalophilic microorganisms; Microbiology; Saudi Arabia; Soils; al-Madinah al-Munawwarah
Subjects: Microbiology; Soils