最近几年来,我们发现有许多地方的养鱼户总喜欢在鱼池内栽种河藕,其实这是很不科学,也是得不偿失的。因为河藕不但生长势强,而且繁殖非常快。只要在鱼池内栽上几棵河藕,整个鱼池将会很快布满,严重 In recent years, we have found that in many places, fish farmers always like to plant the lotus root in the fish ponds. In fact, this is unscientific and outweighs the losses. Because not only the strong growth of river lotus, and breeding very fast. As long as planted in the fish pond a few river lotus, the pond will soon be full, serious