نتایج جستجو برای: shrimp diseases
تعداد نتایج: 859725 فیلتر نتایج به سال:
Shrimp farming in Indonesia was initially dominated by Windu Shrimp, but along with the decline tiger shrimp production due to disease, one of things that determines success businesses, both traditional and intensive, is pest disease control. Diseases generally occur parasitic infections cause parts shrimp's body be injured, so other diseases such as fungi, bacteria, viruses will more easily ex...
Tropical shrimp aquaculture systems in New Caledonia regularly face major crises resulting from outbreaks of Vibrio infections. Ponds are highly dynamic and challenging environments and display a wide range of trophic conditions. In farms affected by vibriosis, phytoplankton biomass and composition are highly variable. These conditions may promote the development of harmful algae increasing shr...
The uses of breeding programs for the Pacific white shrimp [Penaeus (Litopenaeus) vannamei] based on mixed linear models with pedigreed data are described. The application of these classic breeding methods yielded continuous progress of great value to increase the profitability of the shrimp industry in several countries. Recent advances in such areas as genomics in shrimp will allow for the de...
Infectious diseases especially those caused by bacterial and viral pathogens are serious loss factors in shrimp farming. In this study, bacteria were isolated from the gut and hepatopancreas of stressed shrimps obtained from a commercial farm. The isolates were screened on Thiosulfate citrate bile salt sucrose (TCBS) agar plates for the selection of Vibrio species. Presumptive vibrios were char...
purpose a metabolic abnormality such as obesity is a major obstacle in the maintenance of the human health system and causes various chronic diseases including type 2 diabetes, hypertension, cardiovascular diseases, as well as various cancers. this study was designed to summarize the recent scientific knowledge regarding the anti-obesity role of curcumin (diferuloylmethane), which is isolated f...
The rise of aquaculture has been one of the most profound changes in global food production of the past 100 years. Driven by population growth, rising demand for seafood and a levelling of production from capture fisheries, the practice of farming aquatic animals has expanded rapidly to become a major global industry. Aquaculture is now integral to the economies of many countries. It has provid...
bacterial diseases have been reported to be the major limiting factor in shrimp production. the use of natural products such as antimicrobials has been reported as a solution to the problem. the crude extract of a red seaweed laurencia snyderiae obtained from the persian gulf was evaluated for shrimp growth performance and to determine in vivo efficacy of this seaweed in the prevention of shrim...
Recurrent outbreaks of a disease in pond-cultured juvenile and subadult Litopenaeus vannamei shrimp in several districts in China remain an important problem in recent years. The disease was characterized by "white tail" and generally accompanied by mass mortalities. Based on data from the microscopical analyses, PCR detection and 16S rRNA sequencing, a new Vibrio harveyi strain (designated as ...
Ž . The Taura syndrome TS is one of the viral shrimp diseases that has most affected cultivation of the shrimp Litopenaeus Õannamei in America. We analyzed the presence of TS, from its first detection in May 1995 in 75% of the shrimp farms of the Guasave district in Sinaloa State, Mexico, and its progressive spreading from the north toward the central and southern zones of the ́ state, to the di...
Introduction Penaeid shrimp aquaculture is an important economic activity worldwide. Nevertheless, shrimp production has been seriously affected by diseases, mostly those caused by viruses (Flegel, 2006) and Vibrio bacteria (Bachère, 2000). Shrimp resistance to invading organisms is strongly influenced by its immune status. The defense mechanisms of crustaceans is less developed than that in fi...
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