Tourism in the Arab world visitors include sunning, swimming, kite-surfing, diving, snorkeling, boating, surfing, beach combing and shell collecting. The beaches are popular with families, walkers, and joggers. They are lined with restaurants, snack bars and cafes. Desert safari is becoming a very popular activity; it can be either done on camels or by four-wheel drives. Nearly every Omani city and town has its own fort. Most of them were built or had major expansions during Al-Yarubi dynasty rule of Oman in between 1624 and 1744. They represent the fine Omani architecture and prosperity at that time. In times of war and with high and
International Association for the Plant Protection Sciences International Association for the Plant Protection Sciences The International Association for the Plant Protection Sciences (IAPPS) has the goal of gathering the results of plant protection research worldwide and making them globally available to science and practice. To this end the organisation periodically publishes the "Plant Protection Magazine" and every four years organises an international congress, the latest of which took place in Berlin (IPPC 2015) The IAPPS was founded in 1946 during the first International Plant Congress in Louvain, Belgium. The first president of the organisation was Olaf Freyberg of Malmö, Sweden, who made the following comment: "The world