Cases of White Spot Disease (WSD) in European shrimp farms
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Incidence of white spot disease (WSD) in Penaeus indicus farms in Bushehr Province, Iran
The incidence of white spot disease in farmed Penaeus indicus in Busheher region was evaluated by analyzing 200 shrimp individuals between June and September, 2005. The samples were examined for clinical sign including observation of white spots on the cuticle and tissue. Samples were processed using polymerase chain reaction (Nested-PCR) test. The results showed that 24% of the samples examine...
متن کاملIncidence of white spot disease (WSD) in Penaeus indicus farms in Bushehr Province, Iran
The incidence of white spot disease in farmed Penaeus indicus in Busheher region was evaluated by analyzing 200 shrimp individuals between June and September, 2005. The samples were examined for clinical sign including observation of white spots on the cuticle and tissue. Samples were processed using polymerase chain reaction (Nested-PCR) test. The results showed that 24% of the samples examine...
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Many shrimp farmers were suffering from White Spot Disease (WSD) onset in last decades. Oscillation of environmental factors could lead mortality in susceptible hosts. The results showed mortality started earliear (36h post inoculation) at 25OC in comparison to the temperature more than 29 OC as well as the salinity of 50 ppt in comparison to the lower degrees of salinities. It is concluded tha...
متن کاملWhite spot disease risk factors associated with shrimp farming practices and geographical location in Chanthaburi province, Thailand.
Over the past 2 decades, shrimp aquaculture in Thailand has been impacted by white spot disease (WSD) caused by white spot syndrome virus (WSSV). Described here are results of a survey of 157 intensive shrimp farms in Chanthaburi province, Thailand, to identify potential farm management and location risk factors associated with the occurrence of WSD outbreaks. Logistic regression analysis of th...
متن کاملDetection and identification of white spot syndrome virus (WSSV) and infectious hypodermal and hematopoietic necrosis virus (IHHNV) of Litopenaus vannamei from Bushehr and Sistan and Baloochestan provinces (Iran), during 2009-2010
The first time the white spot disease (WSD) and IHHNV were reported in Iran was in 2004 and 2008, respectively in Bushehr Province. In Sistan and Balochestan province only the WSD was reported in 2008.The aim of this study was detecting these two viral diseases in these provinces, during December 2009 to April 2010. A total of 364 samples were collected according to suspected gross signs from...
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