-
529.
Agriculture
Subjects
Life sciences
-
530.
Agrigento (Italy : Province)
Geographic names
Sicily (Italy)
-
531.
Agrigento (Italy)
Geographic names
Agrigento (Italy : Province)Magna Grècia
-
532.
Agroforestry
Subjects
Silviculture
-
533.
Agronomy
Subjects
Agriculture
-
534.
Agrupacions de països
Geographic names
-
535.
Agua del Carmen (Trademark)
Subjects
Trademarks
-
536.
Agua Tibia Site (Guatemala)
Geographic names
-
537.
Aguascalientes (Mexico : State)
Geographic names
Mexico
-
538.
Aguaviva (Aragon)
Geographic names
Matarraña (Aragon)
-
539.
Agüero (Aragon)
Geographic names
-
540.
Aguiar da Beira (Portugal)
Geographic names
-
541.
Aguilar de Campóo (Castilla y León)
Geographic names
Palencia (Castilla y León : Province)
-
542.
Aguilar de la Frontera (Andalusia)
Geographic names
Córdoba (Andalusia : Province)
-
543.
Aguilar de Segarra (Catalonia)
Geographic names
Bages (Catalonia)
-
544.
Águilas (Múrcia)
Geographic names
Murcia (Autonomous Community)
-
545.
Aguisejo (Castella i Lleó : Curs d'aigua)
Geographic names
Castilla y León
-
546.
Agullana (Catalonia)
Geographic names
Alt Empordà (Catalonia)
-
547.
Agullent (Valencian Community)
Geographic names
Vall d'Albaida (Valencian Community)
-
548.
Ahaggar (Algèria)
Geographic names
-
549.
Ahmadiyya
Subjects
Islamic sects
-
550.
Ai (Palestina : Ciutat antiga)
Geographic names
-
551.
Aicardi-Goutières syndrome
Subjects
Genetic diseases
-
552.
AIDS (Disease)
Subjects
HIV infectionsImmunological deficiency syndromes
Last updated dated: 08/11/2025