A5080886753- Aquaculture Nutrition and Growth
- Aquatic life and conservation
- Research studies in Vietnam
- Aquaculture disease management and microbiota
- Agricultural Systems and Practices
- Moringa oleifera research and applications
- Fish Biology and Ecology Studies
- Medicinal Plants and Neuroprotection
- Animal Nutrition and Physiology
- Microbial infections and disease research
- Vector-borne infectious diseases
- GABA and Rice Research
- Probiotics and Fermented Foods
- Essential Oils and Antimicrobial Activity
- Environmental Changes in China
- Nanoparticles: synthesis and applications
- Invertebrate Immune Response Mechanisms
- Marine and Coastal Ecosystems
- RNA and protein synthesis mechanisms
- Hibiscus Plant Research Studies
- Bacteriophages and microbial interactions
- Sugarcane Cultivation and Processing
- Salmonella and Campylobacter epidemiology
- Protein purification and stability
- Ziziphus Jujuba Studies and Applications
Can Tho University
2022-2024
Hue University
2013-2019
Bagasse, which is primarily composed of cellulose, an abundant by-product the sugarcane processing industry. Bagasse can cause environmental pollution if not properly treated. This study aims to isolate cellulose-degrading bacteria from bagasse and investigate their ability decompose bagasse. Thirty bacterial strains were isolated on a carboxymethyl cellulose (CMC) medium 14 samples. The evaluation degrade CMC substrates revealed that degradation rings ranged 1.333 7.600 mm. Five strains,...
The present study was performed to assess the effect of a commercial product Phyto AquaNity™ (Artepillin C and curcuminoids) supplementation on growth performance, immune parameters, disease resistance whiteleg shrimps (Litopenaeus vannamei) against White Spot Syndrome Virus (WSSV) infection. Shrimps initial weight 0.9–1 g were fed at three dosages (0.0, 0.5 1.0 kg−1) over 42 days. After feeding period, performance parameters significantly improved in group kg−1. highest specific rate feed...
This study assessed the yield and antioxidant ability of seaweed extracts harvested from Vietnamese Mekong Delta for dietary supplementation whiteleg shrimp, Litopenaeus vannamei. In first experiment, a two-factor test was randomly designed, including three types (Chaetomorpha linum, Enteromorpha intestinalis, Gracilaria tenuistipitata) combined with solvent (100 °C hot water, 90 % methanol, ethanol). The results indicate that C. linum extracted in water had relatively high yield, total...
Serum and DNA from blood samples collected Vietnamese yellow cattle (n=101) imported Thailand (n=54) at a slaughter house were screened for Babesia bovis bigemina infections by enzyme-linked immunosorbent assay (ELISA) PCR. The positive rates determined ELISA (B. B. bigemina) or PCR in the significantly higher than those found Thai cattle. Some PCR-positive animals ELISA-negative, whereas all ELISA-positive, suggesting that infected Thailand. Importing Babesia-infected may lead to...
Nghiên cứu được thực hiện từ tháng 8-12/2014, số liệu thu bằng cách phỏng vấn trực tiếp 37 hộ nuôi tôm - rừng ở huyện Năm Căn, tỉnh Cà Mau. nhằm đánh giá hiệu quả kinh tế và xác định các yếu tố ảnh hưởng đến của mô hình nuôi. Kết cho thấy, diện tích trung bình 2,1 ha, trong đó chiếm tỷ lệ 35,9%, độ sâu mực nước mương 1,3 m trảng là 0,5 m. Tuổi cây dao động 2 17 năm, 6,7 năm. Số lần thả cua giống năm lượt 4,7 5,2 lần; tương ứng với mật 16,8 con/m2 0,6 con/m2. Tỷ sống sú 1,3% 3,8%. Năng suất...
This experiment aims to evaluate the effect of pumpkin replacement in diet on growth, survivals and flesh quality white-leg shrimp order apply commercial production. The was conducted with 4 treatments feeding including (i) pellet feed, (ii) at 10%, (iii) 20% (iv) 30% daily. Each treatment triplicated. Shrimps were cultured 200-L tanks placed indoor applying bioflocs techniques C/N ratio 15/1. Water continuously aerated salinity maintained 15ppt. Shrimp seeds initial size 5.1cm 0.72g stocked...
This study was conducted in 2013 through the interview of 60 households applying giant freshwater prawn - rice tiger shrimp farming systems Bac Lieu province. The aimed to evaluate effects different factors on efficiency order contribute sustainable development faming system brackish water area Mekong Delta. results showed that farms were average 2.2ha; ditch 29.1% total farm area. Water salinity region during cropping season range 2-10ppt. Prawn seeds stocked at density 1.1 inds/m2, and...
Research on application biofloc technology at different stocking densities in nursery of black tiger shrimp postlarvae (PL) was carried out order to improve growth and survival shrimp. The experiment included four density treatments: (i) 1,000 PL/m3, (ii) 2,000 (iii) 3,000 PL/m3 (iv) 4,000 PL/m3. treatments were set-up randomly each treatment triplicated. Biofloc set C:N = 15:1 rice flour used supply the carbohydrate source. Experimental tanks 100 liters salinity maintained 15 ‰. initial...
Nghiên cứu hiệu quả kinh tế của mô hình ương cua giống trong bể lót bạt ở huyện Năm Căn, tỉnh Cà Mau được thực hiện từ tháng 8 - 12/2014, thông qua việc phỏng vấn trực tiếp 35 hộ giai đoạn megalop lên tại xã Hàm Rồng, Mau. Kết phân tích cho thấy các nông đất với diện trung bình 9,6 m2/bể, độ sâu mực nước 0,3 m và giá thể 100% là lưới. Cua mật 256,7 con/m2, ăn bằng thức ruốc sống chiếm 40% số 60% kết hợp giữa viên. Tỷ lệ đạt 84,9%, năng suất 237,4 con/m2 sản lượng 986.000 con/hộ/năm. Mô có...
This study aims to determine suitable photoperiod for growth of white leg shrimp in supper-intensive tank culture system applying biofloc technology. The experiment was randomly designed indoor with different treatments, including (i) 24 hours Dark; (ii) 6 Light: 18 (iii) 12 (iv) Dark and (v) Light. lighting it set a 55w compact fluorescent (light intensity ~ 6000 lux). Shrimp initial weight at 0.84g 4.45cm body length were cultured density 150 inds/m3 Biofloc (C:N=15:1), 300L water volume,...
Giant freshwater prawn (Macrobrachium rosenbergii de Man, 1879) is one of important aquaculture species in Vietnam, especially the Mekong Delta. Farming giant has been so far very well-known area with some systems, typically alternative rice-prawn farming system. However, this industry recently expanded rapidly and largely to brackish water area. Currently, there 15,270 ha culture Delta total production 5,306 tons, which coastal provinces cover for 90.1% 64.8% production. Two systems are (1)...
The study was aimed to determine optimal stocking density for the growth and survival of white leg shrimp (Litopenaeus vannamei) in bioflocs systems. experiment randomly conducted at 150, 300, 450 600 inds/m3 with four replications. Shrimp were stocked 0.5 m3 tanks(containing 0.3 water), 15‰of salinity system (C:N ratio =15:1). initial weight 0.74±0.09 g/ind (4.33±0.32 cm). After 60 days culture, water quality parameters as temperature, pH, TAN nitrite suitable range growth. results...
Applying biofloc techniques at different C:N ratios in culture tilapia was done order to determine the appropriate rate for better fish growth performance. The experiment conducted with completely randomized design including five treatments of (10, 15, 20, 15 and control treatment). Each treatment triplicated. mono-sex (8.43 g, 7.83 cm) were stocked 40 fish/m3 composite tanks (0.5 m3) water salinity 10‰. After 6 months culture, best performance found C:N=15 (282,8 g/fish 1,37 %/day) C:N=20...
Đài hoa bụp giấm (Hibiscus sabdariffa L.) có màu đỏ sẫm hấp dẫn, vị chua đặc trưng và hàm lượng anthocyanin khá cao. Mục tiêu của nghiên cứu nhằm tìm ra điều kiện thích hợp để thu nhận dịch chiết từ đài tươi ứng dụng trong lên men kombucha. Điều được khảo sát với 5 tỷ lệ nguyên liệu dung môi (1:4 - 1:12 g/mL), 6 mức nhiệt độ (50 100 °C) 4 mốc thời gian (20 50 phút); trên cơ sở đó xây quy trình kombucha thông qua việc xác định các nhân tố ảnh hưởng đến quá bao gồm nồng đường (10, 15, 20%...
ABSTRACT: Tomatoes (Solanum lycopersicum L.) are nutrient-rich fruits with a high glutamic acid content, making them suitable source for producing γ-aminobutyric (GABA) through the action of lactic bacteria (LAB). LAB plays pivotal role in fermentation, enhancing taste and nutritional value food products, often contributing to their health benefits. This study isolated GABA-producing from tomatoes assessed potential GABA-enriched fermented tomato juice. The results indicated isolation 15...
Năm 2007, tadalafil dùng điều trị tăng huyết áp trên động mạch phổi ở trẻ em (PAH) . Việt Nam chưa có dạng chế viên nén rã nhanh (ODT) chứa tadalafil. Nghiên cứu công thức 5 mg đạt tiêu chuẩn cơ sở. Viên ODT được bằng phương pháp dập thẳng (cỡ lô 200 viên). ảnh hưởng của thành phần tá dược và tỷ lệ chúng đến độ rã, thời gian thấm ướt hòa tan môi trường pH 6.8, xây dựng sở cho phẩm. Tiếp theo, 2 nghiên 1000 viên) gồm phức chất với β-cyclodextrin (27.1%), crospovidon (3%), magnesium stearat...
Vi khuẩn thúc đẩy sinh trưởng thực vật (PGPR) là nhóm vi có lợi cho cây trồng trong đó hòa tan lân (PSB) được quan tâm bởi khả năng hỗ trợ chống chịu với stress mặn và sản chất kích thích vật. Nghiên cứu này nhằm khảo sát tổng hợp indole acetic acid (IAA) của chủng Pantoea sp. TTB4.1 ảnh hưởng đến nảy mầm hạt ngô khi ngâm dịch huyền phù khuẩn. Từ kết quả nghiên cứu, 10 ngày nuôi cấy IAA hàm lượng từ 1,163 - 3,916 µg/mL, đạt cao nhất vào 4. Đồng thời, cũng đánh giá tác động bằng các nghiệm...
Background: γ-aminobutyric acid produced from lactic bacteria can be an ideal component in food products due to its health functional properties. Objective: This study aimed isolate (LAB) with the capacity of producing (GABA) and evaluated antimicrobial activities application Nem Chua (the traditionally fermented meat product). Methods: LAB strains 7 types were isolated for their GABA-producing antibacterial capacities. The product was prepared selected strain GABA content, pH, levels....
The study is aimed to determine the best rearing system for growth, survival rate of black tiger shrimp larvae and post (PL). experiment consisted four treatments: (i) recirculating system, (ii) opened (water exchange), (iii) Bio-product, (iv) Bioflocs technology. at nauplius 4 (body length = 0.41±0.02 mm) were stocked in 500 L tanks 150 inds/L density 30‰ salinity. When reached Mysis-1 phase, then applications each started as connecting bio-filters, water exchange every 3 days, using...
The study is aimed to optimize the stocking density for growth and survival rate of mudskipper (Pseudapocryptes elongatus) in biofloc systems. experiment design was completely randomized with three replications four including: 100, 200, 300 400 inds/m3. Fish were stocked 0.5 m3 tanks containing 0.35 15‰brackish water system (C:N ratio =15:1). body weight length initial fish 2.07±0.04 gand 8.17±0.36 cm, respectively. After 56 days culture, at 100 200 inds/m3 higher, FCR lower significantly...
Mycoplasma hyopneumoniae (M.hyopneumoniae) is the causative agent of porcine enzootic pneumonia (PEP), a chronic respiratory disease that affects pigs all ages worldwide and causes considerable economic losses in pig industry.The R1 R2 repeat regions P97 adhesin (P97R1R2) M. play important roles adherences to host cells initiate infection process, are capable confer immunogenicity, potential candidates for development recombinant subunit vaccines.The objective this study was clone P97R1R2...