_日本兵库县立水产试验场最近设置了具有冷却和加温机能的热泵,从年初开始着手对养殖牙鲆的控制产卵和短期饲养试验,一年养成,10—12月可以上市,同时可提早产卵、孵化和进行加速培育饲养,这种试验在全国尚属首例。 _ Japan Hyogo Prefectural Fisheries Experimental Station recently set up a cooling and heating function of the heat pump from the beginning of the beginning of the control of the cultivation of Japanese flounder oviposition and short-term feeding trials, year to develop, 10-December can be listed, At the same time can spawn early, hatch and accelerate breeding, this test is the first case in the country.