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An oyster reef can increase the surface area of a flat bottom 50-fold. An oyster's mature shape often depends on the type of bottom to which it is originally attached, but it always orients itself with its outer, flared shell tilted upward. One valve is cupped and the other is flat. Oysters usually reach maturity in one year.
Nguyễn Hải Dương (born in Phong Điền District in Thừa Thiên Huế province on 15 April 1943) pen name and political name Nguyễn Khoa Điềm is a Vietnamese poet and government literary official. [1] [2] [3] He graduated from Hanoi National University of Education. [4] His work is included in the book, Six Vietnamese Poets. [5]
Operation Condor was an attempt to weaken the Viet Minh artillery's assaults against the besieged French Union garrison of Dien Bien Phu. On April 22 1954, General Cogny insisted with his superior General Navarre to take a decision about Condor. General Navarre approved the mission on April 27 and it was launched on April 30. [1]
Diệm's political career began in June 1954, when he was appointed the Prime Minister of the State of Vietnam by former Emperor Bảo Đại, who was Head of State.At the time, Vietnam had been partitioned at the Geneva Conference after the defeat of the French Union forces at the Battle of Dien Bien Phu, with the State of Vietnam ruling the country south of the 17th parallel north.
In South Vietnam, a referendum was scheduled for 23 October 1955 to determine the future direction of the south, in which the people would choose Diệm or Bảo Đại as the leader of South Vietnam. [62] Diem, with the support of his brother Ngô Đình Nhu and the Cần Lao Party, used an avid propaganda campaign to destroy Bảo Đại's ...
Oyster Reef. Oyster reef restoration refers to the reparation and reconstruction of degraded oyster reefs.Environmental changes, modern fishing practices, [1] over harvesting, [2] water pollution, and other factors, have resulted in damage, disease, and ultimately, a large decline in global population and prevalence of oyster habitats.
Từ điển bách khoa Việt Nam (lit: Encyclopaedic Dictionary of Vietnam) is a state-sponsored Vietnamese-language encyclopedia that was first published in 1995. It has four volumes consisting of 40,000 entries, the final of which was published in 2005. [1] The encyclopedia was republished in 2011.
[6] In this section, oyster is used to mean "members of Ostreoidea". Oysters of this group generally attach to a substrate by cementing their left valve to it. The two valves are unequal: the attached left valve is larger and more cupped than the right 'lid' (to a greater or lesser extent, depending on the species).