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PRELIMINARY OBSERVATION OF THE STRUCTURAL CHANGE OF THE AGGREGATE SIZE AND WEIGHT OF PEARL OYSTER |
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This article is a preliminary observation oi the structural change of the aggregate size and weight of pearl oyster.Observation shows clearly that, because of over catching, bigger and older pearl oysters are diminishing from the latest harvesting, Sources of supplies of pearl oysters have been seriously damaged. We appeal all departments concerned to pay attention to the protection of the source supplies of these pearl oysters. |
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