نتایج جستجو برای: shrimp culture
تعداد نتایج: 286974 فیلتر نتایج به سال:
Shrimp aquaculture, as well as other industries, constantly requires new techniques in order to increase production yield. Modern technologies and other sciences such as biotechnology and microbiology are important tools that could lead to a higher quality and greater quantity of products. Feeding and new practices in farming usually play an important role in aquaculture, and the addition of va...
Six kinds of chitinous materials have been used as sole carbon/nitrogen (C/N) sources for producing α-glucosidase inhibitors (aGI) by Paenibacillus sp. TKU042. The aGI productivity was found to be highest in the culture supernatants using demineralized crab shell powder (deCSP) and demineralized shrimp shell powder (deSSP) as the C/N source. The half maximal inhibitory concentration (IC50) and ...
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...
—Dietary supplements have been proposed as a potential remediation strategy to counteract mineral deficiencies in low-salinity well waters (LSWW) used for shrimp culture in Alabama. Existing strategies (i.e., application of fertilizers such as K-mag and muriate of potash) are costly to farmers attempting to raise levels of potassium (Kþ) in their ponds. Previous laboratory studies using dietary...
After more than 20 years of research on probiotics for aquaculture, the treatment has become a reality in farms and hatcheries, mainly in those devoted to shrimp production. New insights into gut microbiota have recently offered the opportunity to reconsider the application to fish culture, still lagging behind shrimp industry in the use of probiotics.this regard. Additionally, the concept of p...
Taura syndrome virus (TSV), a pathogen of penaeid shrimp and member of the family Dicistroviridae, was recently reported to have the ability to infect primate cells. We independently retested this hypothesis. Three lines of primate cells FRhK-4, MA-104, and BGMK, which are highly susceptible to infection by human picornaviruses, were challenged with TSV. Viral replication was assayed by real-ti...
The purpose of this study was to determine the effectiveness Spirulina platensis for remediation vannamei shrimp culture waste. method used in a Non-Factoral Completely Randomized Design (CRD) with 4 treatments and 3 replications, namely (A) Control; (B) 50% waste (1500 ml + 1500 water) technical fertilizer inoculant; (C) 75% (2,250 750 (D) 100% inoculant. Data analysis ANOVA 95% confidence lev...
The widespread use of antibiotics in veterinary practice and aquaculture has led to the increase of antimicrobial resistance in food-borne pathogens that may be transferred to humans. Global concern is reflected in the regulations from different agencies that have set maximum permitted residue limits on antibiotics in different food matrices of animal origin. Sensitive and selective methods are...
Abstract This review summarises the current knowledge of mineral nutrition for penaeid shrimp. It investigates how aquatic environment and lifecycle shrimp affect requirements role that minerals play in health. Methods supplying via either water or to feed, novel ways supplementing within are discussed. The individual summarised with recommendations minimum levels dietary inclusion semi‐intensi...
Survey data of food consumption were analyzed utilizing stepwise logistic regression to investigate factors affecting consumer choice of shrimp as the most frequently consumed non-fish seafood in Taiwan. Demographic factors, consumer attention to food attributes, and consumer preferences for fish were considered in modeling. Results showed more people preferring shrimp than actually choosing sh...
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