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养虾者只有比较准确地掌握池塘中虾的尾数,才能做到心中有数地投饵。否则,投饵过多,不仅浪费饵料,而且剩余饵料腐败而污染水质,甚至造成对虾死亡;投饵不足,影响对虾的生长。 有经验的养虾者,根据池中虾的活动情况,可以大致估计出虾的数量。但由于虾的活动情况受很多因素的影响,例如月亮的圆缺、虾的饥饱程度、水流情况等。因此,这种
Shrimp farmers only more accurately grasp the mantissa of the pond in order to achieve the best of my heart to feed. Otherwise, excessive feeding will not only waste food, but also leave the remaining food spoiled and pollute the water quality, and even cause the death of shrimp; insufficient feeding will affect the growth of shrimp. Experienced shrimp farmers, based on the activities of shrimp ponds, can roughly estimate the number of shrimp. However, the activity of shrimp is affected by many factors, such as the lack of the moon, the degree of starvation of shrimp, the current of water flow, and the like. So this