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抓好早春鱼塘管理,能促进鱼类提早开食,恢复体质,增强抗病能力和提高成活率。 1.提高水温 在适温范围内,鱼类会随着水温上升而增加摄食,加快生长。因此,初春鱼池水位应控制在0.6~0.8米,使水温能较快升高,以利于充分发挥肥效和促使鱼类提早开食。开春后,勤注水。对保水力差的池塘,在加注新水时,每次不可
Do a good job in early spring fish pond management, can promote early fish to eat, restore physical fitness, enhance disease resistance and improve survival. 1. Raise the water temperature In the proper temperature range, fish will increase feeding as the water temperature increases, accelerate the growth. Therefore, the early spring pond water level should be controlled at 0.6 ~ 0.8 meters, so that water temperature can rise faster, in order to facilitate the full utilization of fertilizer and to promote early fish food. After the spring, ground water. Ponds with poor water retention can not do this every time they add fresh water