When aeration rate is 3 vvm, the content of TUFA and DHA reach to peak. Generally, the content of DHA arrives at its peak in primary logarithmic-growth period, but TUFA does at steady growth period.

• 高的通气速率有利于TUFA及DHA含量的增加,当通气量为3vvm时TUFA和DHA的含量均达到最大,并且DHA的含量一般在对数生长初期即达到最大,而TUFA含量则在稳定期后才达到最大。