鱼苗简易过数法鱼苗过数是一项比较复杂的劳作。但是过数又很重要，无论在销售、运输、计算成活率，以及饲养中计算面积放养量，都要求过数。在此，介绍一种简便易行的方法——点水法。过数前先测知一个鱼桶能装多少盆水，一盆能装多少碗水，一碗能装多少杯水，然后将已知... Frying the number of fish fry method is a more complicated work. However, it is important and important to count the number of areas for sale, transportation, calculation of survival rate, and area stocking in keeping. Here, introduce a simple and easy way - point water method. A few days before the first detection of a fish tank can hold how much pots, pots can hold how much bowl of water, a bowl can hold how many cups of water, and then will be known ...