Warny on "White Spot on Shrimp Pond"
Ditulis oleh Divisi Manajemen Kesehatan Hewan Akuatik
SYMTOMS
- Shrimp become weak, swim on the surface to the edge of the dike.
- The shrimp body become Red-Brownish with empty intestine.
- White spot appear 2 days later (such as white-blotcher, diameter 0,05-2mm), starting from carapace to cephalotorax.
- White spot spread to all the body surface.
- Total mortality (100%) within 7 days)
THE AGENT
> Virus = Bacilliform virus ( Systemic Ectodermal and Mesodermal Bacullovirus) SEMBV.
> Size = Virion 70 - 150 x 250 - 380 nm Nucleocapsid 58 - 67 x 330 - 350 nm.
to be continued.....