自2000年以来,浙江、福建等省的一些投资人,看好江苏苏北地区沿海滩涂底质及廉价的塘租费,纷纷前来投资养殖缢蛏。起初,大部分投资者赚了一些钱。随着时间的推移、情况的变化,近两年,缢蛏死亡时有发生,而且日趋严重,给养殖户造成一定经济损失。笔者从事水产养殖服务工作,深入滩 Since 2000, some investors in Zhejiang, Fujian and other provinces have been optimistic about the beach quality and the low-cost pond rental fees in northern Jiangsu. They have come to invest in aquaculture. At first, most investors made some money. With the passage of time, the situation changes. In the recent two years, the death of catfish has occurred from time to time, and it has become increasingly serious, causing some economic losses to farmers. I am engaged in aquaculture services, in-depth beach