... no residue, no drug resistance, used in poultry, pigs,fish integrated farming mode of production, the recycling.4. Results are obvious ... survival. Used for fishfarming safe and reliable, especially for fish, sea cucumber, abalone nursery used to prevent bacterial infection ... Zhongshan University poultry 50 ppm;3. General aquaculture (sea, light fish, etc.) 40-50ppm;4. Special aquatic products (shrimp , ...