论文部分内容阅读
对虾养殖业是我国海水养殖业的支柱产业,1992年我国的对虾养殖面积曾达220多万亩,产量21万多吨,成为世界养虾第一大国,为我国沿海地区的经济发展和出口创汇起到了巨大作用。但是,自1993年全国发生对虾病毒暴发性流行病后,对虾养殖面积、产量大幅度下降。近
Shrimp farming is the pillar industry of China’s marine aquaculture industry. In 1992, China’s shrimp farming area had reached more than 220 million mu and the output was more than 210,000 tons, making it the largest shrimp-producing country in the world and earning foreign exchange for the economic development and export of the coastal areas in China Played a huge role. However, shrimp farming has seen a dramatic drop in area and production since the outbreak of shrimp virus outbreaks nationwide in 1993. near