Search
Now showing items 21-30 of 41
Disk diffusion method
(Aquaculture Department, Southeast Asian Fisheries Development Center, 2004)
Disk diffusion method is based on the principle that antibiotic-impregnated disk, placed on agar previously inoculated with the test bacterium, pick-up moisture and the antibiotic diffuse radially outward through the agar ...
Current status of koi herpesvirus disease in Taiwan
(Aquaculture Department, Southeast Asian Fisheries Development Center, 2004)
The first reported case of koi herpesvirus disease (KHVD) occurred in northern Taiwan in December 2002. Later, there were three more cases in 2003 and one outbreak of KHVD in 2004. Externally, the affected fish did not ...
AquaHealth Online: A new learning environment for capacity building in aquatic animal health
(Aquaculture Department, Southeast Asian Fisheries Development Center, 2004)
Due to significant requirement of trained personnel in Fish Health Management, the Aquaculture Department of the Southeast Asian Fisheries Development Center (SEAFDEC/AQD) offered 14 sessions of face-to-face (F2F) training ...
Parasitic diseases
(Aquaculture Department, Southeast Asian Fisheries Development Center, 2004)
A wide variety of parasitic organisms have been reported as causing significant problems in grouper aquaculture. In the hatchery and nursery stages, parasitic diseases of groupers are caused predominantly by protozoans, ...
Viral diseases
(Aquaculture Department, Southeast Asian Fisheries Development Center, 2004)
Some viral infections are serious diseases of groupers causing heavy mortalities. In most cases, larval stages are the most susceptible stage. With the carnivorous nature of groupers, they can readily ingest viral pathogens ...
Bacterial diseases
(Aquaculture Department, Southeast Asian Fisheries Development Center, 2004)
Bacteria are very common in the aquatic environment. Most bacterial disease agents are part of the normal flora of the water. They cause disease only when the fish are stressed due to poor environmental conditions, inadequate ...
Nutritional diseases
(Aquaculture Department, Southeast Asian Fisheries Development Center, 2004)
Nutritional diseases of fish may develop as a result of deficiency (undernutrition), excess (overnutrition), or imbalance (malnutrition) of nutrients present in their food. The disease usually develops gradually because ...
Environmental diseases
(Aquaculture Department, Southeast Asian Fisheries Development Center, 2004)
This chapter focuses on swimbladder stress syndrome and gas bubble disease, the two most common disorders due to adverse environmental conditions.
Diseases in farmed mud crabs Scylla spp.: Diagnosis, prevention, and control.
(Aquaculture Dept., Southeast Asian Fisheries Development Center, 2004-12)
Aquaculture production has suffered many set-backs due to the occurrence of diseases. Many of the diseases are caused by infectious organisms that are difficult to detect and need sophisticated instruments for diagnosis, ...
Fungal diseases
(Aquaculture Department, Southeast Asian Fisheries Development Center, 2004)
The incidence of ichthyophoniosis in groupers (Epinephelus) has been reported in Plectropomus sp. in Singapore and Cromileptes altivelis in Indonesia. It has also been known to infect at least 80 other species of teleost ...