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ARTIFICIAL STIMULATION AND HASTENING OF EGG-LAYING OF HARD CLAM (MERETRIX MERETRIX) |
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The paper mainly introduced the experiment of artificial stimulation and hastening of egg-laying of hard clam (Meretrix meretrix) from 1978 to 1980. Sunless drying, flowing sea water and dipping in 0.15% to 0.25% ammonia sea water were used throughout the experiment. Water temperature was kepi at about 27℃. In this way, ovulation of the parents hard clam was brought about. |
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