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METHOD OF EVALUATING ROACH SPAWNERS READY FOR SPAWNING MIGRATION
METHOD OF EVALUATING ROACH SPAWNERS READY FOR SPAWNING MIGRATION
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机译:评价蟑螂准备好进行散打迁移的方法
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摘要
FIELD: agriculture, fishery.;SUBSTANCE: invention refers to the sphere of ichthyology dealing with fish environmental physiology. The method implies estimating the content of lipids in the white muscles of maturity stage III and III-IV roach spawners during the pre-wintering period preceding spawning migration. The spawners with a lipid content rating no less than 0,8% of wet weight are classified as potentially ready for spring spawning migration.;EFFECT: providing for quantitative evaluation of roach spawners potentially ready for spring spawning migration.;1 tbl
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