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|Issue Date: ||2017-11-21T08:16:26Z
|Publisher: ||農復會漁業叢書第29號, 魚病研究報告(I)|
Some cases of prawn diseases were observed and recorded recently in prawn farms in Pingtung area. (1) "Protozoa Ectocommensal": A species of protozoa, Epistylis sp., was found to appear on shell and gill of the diseased prawn. (2) "Ectozoic Algal Growth": The prawns were part1y or fully covered with alga and became less active. inactive. or even died as it became more serious. (3) "Body Cramp": The diseased prawn was affected by spasm. (4) "Red Discoloration": It had the highest death rate. The causes of the last two diseases were still unknown. The descriptions of diseases and abnorml conditions as well as the proposed control methods were given in this paper.
|Relation: ||29, pp.28-33|
|Appears in Collections:||[廖一久院士專區] 叢書|
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