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河蟹人工育苗技术已得到长足发展 ,但在生产中仍存在不少问题。有的产量很低 ,或是生产时滥用药物 ,生产出的大眼幼体在幼蟹培育阶段的死亡率很高。近年的实践表明 ,大量的合理地使用微藻 ,可以获得高产优质的蟹苗。微藻在育苗水体生态系中 ,不仅可作为适口的优质饵料 ,而且对
Crab artificial breeding technology has been rapid development, but there are still many problems in the production. Some produce very low or abuse drugs during production, and the resulting large-eyed juveniles have a high mortality rate during crab cultivation. In recent years, practice shows that a large number of rational use of microalgae, can obtain high yield and high quality crab seedlings. Microalgae in the nursery water ecosystem, not only as a palatability of high-quality food, but also