论文部分内容阅读
卤虫是对虾喜食的最佳生物饵料。去年乐亭县水产局帮助虾农利用60亩闲置撂荒的虾池粗养卤虫,取得了2个半月产卤虫3750kg、纯效益1万多元的好效益。因此,采用撂荒的虾池养殖卤虫,是一项投资小、省人力、效益好的新路子。现将基本方法介绍如下: 利用各种旧虾池,水深为0.8～1m。进水口应设置60网目筛绢网过滤敌害鱼及虾幼体。利用阳光蒸发,使盐度逐步提高,待盐度达到40‰以上时投卤虫卵。一般每亩投
Artemia is the best biological food shrimp feed. Laoting County Bureau of Fisheries last year to help shrimp farmers use 60 acres of idle abandoned shrimp ponds Artemia, made 2 and a half months Artemia 3750kg, the net benefit of more than 10,000 yuan good benefits. Therefore, the use of abandoned shrimp pond culture Artemia, is a small investment, the provincial manpower, good new ways. Now the basic methods are introduced as follows: Use a variety of old shrimp ponds, water depth of 0.8 ~ 1m. Inlet should be set 60 mesh sieve silk filter enemy fish and shrimp larvae. The use of sunlight evaporation, so that the gradual increase in salinity until the salinity reached 40 ‰ above cast brine shrimp eggs. General investment per mu