Значения для термина "artificial propagation" отсутствуют.
1 Prior to 1885 experiments had been conducted at various points looking to the artificial propagation of the lobster.
2 A concise statement is given of the fundamental principles of electricity, and of the means of its artificial propagation .
3 He entered with great zeal upon the artificial propagation of brook trout and other fish in connection with Dr. Ackley.
4 Under this heading I can think of nothing that appears more appropriate than the subject of the artificial propagation of fish.
5 The Report of the U. S. Fish Commission for 1897, on pages 235 and 236, contains the following account of the artificial propagation of lobsters:
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