Through single factor test initially set up a suitable for duck solid fermentation medium optimization formula: plus accessories for the bran, and adding 1.5% ammonium sulfate.
通过单因素试验，初步确定适于鸭粪固体发酵的培养基优化配方为：外加辅料为麸皮，并加入1.5%硫酸铵。
Systemic optimization study of solid state fermentation medium and the optimum culture conditions of the best inoculum were made by single factor experiment and L9 (34) orthogonal test.
通过单因素实验和L9(34)正交试验对适合最佳接种菌剂的固态发酵培养基和最适培养条件进行了较为系统的优化研究，最终研制出了一种高品质的复合菌培养物。
These conditions include fermentation medium, the optimization of some fermentation factor.
发酵培养基的确定，发酵条件的优化。
Optimization of Bacillus licheniformis L3 fermentation medium in this research.
本课题对地衣芽孢杆菌L3发酵培养基进行了优化研究。
This experimental work was primarily on the fermentation techniques of lactic acid, trying to enhance the production of lactic acid by mutation of the strain and optimization of the culture medium.
本实验在选育高产菌株及优化培养基的基础上，通过探索德氏乳杆菌的发酵工艺提高其乳酸产量。
This experimental work was primarily on the fermentation techniques of lactic acid, trying to enhance the production of lactic acid by mutation of the strain and optimization of the culture medium.
本实验在选育高产菌株及优化培养基的基础上，通过探索德氏乳杆菌的发酵工艺提高其乳酸产量。
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