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安徽省天长市多种经营管理局水产技术推广站在该市新华乡开始二级式罗氏沼虾的精养试验:一级养殖是指虾苗在塑料温棚内培育成幼虾;二级养殖是指幼虾在大塘内养成成虾的过程。现将我市罗氏沼虾的二级式精养试验报告如下: 一、温棚的构建和虾塘的清整 温棚上口宽 5.
Tianchang City, Anhui Province, a variety of management station of aquatic technology promotion station in Xinhua Township, the city began two-level intensive cultivation of Macrobrachium: A breeding is shrimp cultivation in plastic shed into juvenile shrimp; secondary culture Refers to the juvenile shrimp pond in the process of forming shrimp. Now the city of Macrobrachium two-level intensive test report is as follows: First, the construction of greenhouse and shrimp ponds clear temperature shed wide mouth 5.