The experiments of using culture solution of liquid pit mud to maintain degraded pit mud showed that it could supply the requisite water and nutritional substances for the aged pit mud and its use could prevent pit mud degradation and increase quality product rate and achieve favorable economic and social benefits.

Discuss on pit mud culture of brewing technology in Hebei Sanjing;

Changes of extra-cellular enzyme activity and reducing sugar consistency during the submerged culture of Helvella crispa;

Study on enriched germanium of Ganoderma lucidum by submerged culture;

Conditions optimization of submerged culture of Armillariella tabescens

The influence of Zn and La on the Grifola Frondosa 's mass production in liquid culture;

Study on liquid culture of Helicobacter pylori;

Study on optimal condition in liquid culture and toxicity of Acremonium hansfordii to Brevicoryne brassicae;