2006年浙江上虞海涂九六丘养殖户章建伟,养殖南美白对虾总面积830亩,共分4个简易养殖区。从5月底放苗到10月中旬收虾结束,饲料全部使用白对虾商品料,采用了低密度养殖方式,平均每亩放苗在3万尾左右,收虾时规格有45～50尾/千克,虽然亩产量不高,但是整体效益十分明显。尤其考虑到 In 2006, Shangyu, Zhejiang Province, ninety-six seashore farmers Zhang Jianwei farming, breeding a total area of ​​830 acres of white shrimp, is divided into 4 simple breeding areas. From the end of May Fangmiao to the end of shrimp in the middle of October, feed all use white prawn commercial materials, the use of low-density farming methods, the average per mu Fangmiao at 30,000 or so, when shrimp harvest specifications 45 to 50 / kg Although the output per mu is not high, the overall efficiency is very obvious. Especially considering