Results 81 to 90 of about 1,120 (175)

assessment of growth performance and nutraceutical value of a natural resource [PDF]

open access: yes, 2017
Recentemente, a humanidade tem sondado os oceanos na procura de fontes naturais de compostos bioativos, tais como os provenientes de macroalgas, que hoje em dia ocupam lugares de destaque em campos da Ciência e Medicina. As macroalgas figuram na história
Freitas, Marta Alexandra dos Santos Veríssimo
core  

Respuesta del perifiton de agua dulce al glifosato grado-técnico y dos formulados comerciales [PDF]

open access: yes, 2019
El glifosato es el herbicida más utilizado a nivel mundial. Puede llegar a los cuerpos de agua y afectar a las comunidades microbianas. Comparamos los efectos del glifosato grado técnico y dos formulados comerciales sobre una comunidad periférica de agua
Gonzalez, Daniela   +4 more
core   +1 more source

Morpho-anatomical studies on red alga Gracilaria corticata in the Persian Gulf and Oman Sea [PDF]

open access: yes, 2014
The speciemns of red algae “Gracilaria corticata” were collected from the rocky intertidal shores in Bostaneh Port in the Persian Gulf and Lipar in Oman Sea in May, June and August 2013.
Hesamzade Hejazi, S.M.   +3 more
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The effect of ethanol extract of a macroalgae Laurencia snyderia on growth parameters and vibriosis resistance in shrimp Litopenaeus vannamei [PDF]

open access: yes, 2017
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
Dashtiannasab, A., Yeganeh, V.
core  

Procedures for Protoplast Isolation from Red Seaweeds.Demonstration on Gracilaria sordida and Gracilaria tenuistipitata.

open access: yes, 1991
This procedure consists of four main steps. The precultivation of the plant material, the pretreatment of thetissue, the incubation of the tissue in an enzyme solution, and finally the purification of the protoplasts. Allsteps have influence on the final yield and viability of the protoplasts.
Björk, Mats, Pedersen, M
openaire   +1 more source

High CO2 decreases the long-term resilience of the free-living coralline algae Phymatolithon lusitanicum [PDF]

open access: yes, 2018
Maerl/rhodolith beds are protected habitats that may be affected by ocean acidification (OA), but it is still unclear how the availability of CO2 will affect the metabolism of these organisms.
Amado-Filho   +55 more
core   +1 more source

Ảnh hưởng của các mức cho ăn khác nhau lên chất lượng nước, tăng trưởng và hiệu quả sử dụng thức ăn của tôm sú (Penaeus monodon) nuôi kết hợp với rong câu chỉ (Gracilaria tenuistipitata)

open access: yesTạp chí Khoa học Đại học Cần Thơ, 2019
Nghiên cứu nuôi kết hợp tôm sú (Penaeus monodon) với rong câu chỉ (Gracilaria tenuistipitata) được thực hiện gồm 6 nghiệm thức với 3 lần lặp lại. Tôm nuôi đơn được cho ăn thức ăn viên theo nhu cầu (nghiệm thức đối chứng), và tôm nuôi kết hợp được cho ăn ...
Nguyễn Thị Ngọc Anh   +3 more
doaj   +1 more source

Utilisation agricole de plantes aquatiques, notamment en tant qu'amendement des sols, dans la province de Thua Thien Hue, Centre Vietnam. 1. Inventaire, abondance et caractérisation chimique des plantes aquatiques disponibles localement [PDF]

open access: yes, 2009
Agricultura Use of Aquatic Plants, mainly as Soil Amendment, in the Thua Thien Hue Province, Central Vietnam. 1. Inventory, Abundance and Chemical Characterization of Collected Plants.
Ancion, PY.   +5 more
core  

In Vitro Culture of Seaweed Kappaphycus Alvarezii Under Different Formulation of Growth Stimulating Substances and Culture Media [PDF]

open access: yes, 2019
Penelitian ini bertujuan untuk memperoleh benih unggul secara berkelanjutan yang mengikuti karakteristik dari tanaman induk, menentukan formulasi terbaik dari substansi pertumbuhan merangsang. Secara umum, kombinasi sitokinin dan auksin digunakan, tetapi
Dalero, M. D. (Mega)   +4 more
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Polyculture of red seaweed (Gracilaria tenuistipitata) with different stocking densities of whiteleg shrimp (Litopenaeus vannamei): Effects on water quality and shrimp performance

open access: yesVietnam Journal of Science, Technology and Engineering
This study was conducted to determine the impact of coculturing red seaweed (Gracilaria tenustipitata) with different densities of whiteleg shrimp (Litopenaeus vannamei) on water quality and shrimp performance.
Hai Ly Tien   +4 more
doaj   +1 more source

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