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| ostryga amerykanska (Crassostrea virginica); ostryga zwyczajna (Ostrea edulis) | |||
| ostrygi (Crassostrea angulata, Crassostrea gigas, Crassostrea virginica, Ostrea chilensis, Ostrea edulis, Ostrea laperousei, Ostrea lurida, Ostrea lutaria, Ostreidae, Saccostrea commercialis, Saccostrea glomerata) | |||
| ostra: 1 phrase in 1 subject |
| Fish farming pisciculture | 1 |