Natural history and propagation of fresh-water mussels . I.—btiiiiiiji fish from uverfiow water for infection with glochidia of Fig. 2.—Seining fish in Lake Pepin for mussel propagation. Fig. 3.—Transferrin!: fish to infectiun tank. Foreman inboat is pouring the glochidia from a can into the tank.

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Keywords: ., bookcentury1900, bookdecade1920, bookpublisherwashi, bookyear1921