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18Elster, Hans-Joachim et al.Netze auf der "Netzhenke". Setzen und Einholen der Netze. Verarbeiten der Fische. Künstliche Befruchtung auf dem See, Ausbrüten in der Brutanstalt.
Nets on the "Netzhenke". Setting and hauling in the nets. Processing the fish. Artificial insemination on the lake, hatching in the hatchery.
Nets on the "Netzhenke". Setting and hauling in the nets. Processing the fish. Artificial insemination on the lake, hatching in the hatchery.
Keywords: ..., Lake Constance whitefish, ...
1943Reichsanstalt für Film und Bild in Wissenschaft und Unterricht (RWU)

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