Range:
Subjects: Shatt al-Arab; Petroleum; Toxicology
Subjects: Snails
Subjects: Heavy minerals; Iraq; Lead; Shatt al-Arab; Copper
Subjects: Drought; Iraq; Physiology
Subjects: Iraq; Swamps; Self
Subjects: Iraq; Swamps; Environmental aspects
Subjects: Microbiology; Shatt al-Arab; Water