河蟹各期幼体的成活率提高,从氵蚤Ⅰ期幼体至大眼幼体,试验池的成活率为13.9%,对照池仅8.1%。
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The 48h LC50; values for zoea, mysis and postlarva are 11. 19, 11. 41 and 37. 34 mg/ dm3 NO-2-N.
状、糠虾、仔虾48h的LC50值分别为11.19、11.41和37.34mg/dm3NO-2-N;
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两天一次,2-5ppm于夜间实施,从眼幼虫期一直使用到可供放养的虾苗。
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There was significantly higher lipase activity in zoea than in mysis ( P & lt; 0.05 ).
脂肪酶比活力?状幼体显著高于糠虾幼体 ( P & lt; 0.05 ).
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There was significantly higher lipase activity in zoea than in mysis ( P & lt; 0.05 ).
脂肪酶比活力?状幼体显著高于糠虾幼体 ( P & lt; 0.05 ).
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Effects of different breeding methods on the metamorphosis rate of early zoea of Eriocheir sinensis
不同布苗法对河蟹早期溞状幼体变态率的影响
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用摄食监测法对中华绒螯蟹溞状幼体的PNR研究
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