日本水産学会誌
Online ISSN : 1349-998X
Print ISSN : 0021-5392
マガキ稚貝の空中活力について
横田 瀧雄廣吉 正昭
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ジャーナル フリー

15 巻 (1949-1950) 11 号 p. 632-634

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The tenacity of oyster spats in air was examined under different temperature and humidity, as this kind of nature of the animal has a much important relationship to the transportation of them in the distance.
At about 25-30°C a greater part of oyster spats died within 3 days even if at any humidity. When temperature in experiment falls below that in room, the majority of oyster spats could live longer than 4 days under high humidity which is much effective to prolong the tenacity of spats. The higher humidity becomes in the atmosphere, the much more water a spat seems to contain within. It is necessary to sustain W/×100>7 in order to keep up the survival rate more than 80%.

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