Ứng dụng kỹ thuật PCR (Polymerase chain reaction) trong chuẩn đoán sớm bệnh virus đốm trắng (White spot syndrom virus -WSSV) ở tôm sú nuôi (Application of polymerase chain reaction method for early diagnostic detection of white spot syndrome virus (WSSV) of Tiger Shrimp culture)