Avigad Vonshak of Ben-Gurion University of the Negev, Beersheba (bgu) with expertise in: Agricultural Plant Science, Genetics and Biotechnology. Read Ajay ni and Avigad Vonshak. 5 Outdoor Mass Production of Spirulina: The Basic Concept. Avigad Vonshak. 6 Tubular Bioreactors. Giuseppe. Avigad Vonshak. Chien, L-F. and Vonshak, A. Enzymatic antioxidant response to low-temperature acclimation in the cyanobacterium Arthrospira.

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It has been suggested that nitrogen deficiency and high light intensity cause massive accumulation of this red pigment in H. Research in algal physiology and algal biotechnologyFor more see https: Plant Cell Physiology Fatty acid composition of Spirulina strains under various environmental conditions. When productivity is defined by the ability to utilize the available solar radiation that drives photosynthesis, the vojshak protocol must be optimized to meet this requirement.

MicrobiologyMedical Vnshakand Microbiological.

French Associates Institute for Agriculture and Biotechnology of Drylands – Avigad Vonshak

As a result the ability of the avigd to utilize light by the photosynthetic machinery is reduced and thus light levels that are considered as harmless under optimal growth conditions are turning to be over-saturating levels and result in down regulating and photoinhibiting the photosynthetic apparatus. Borowitzkaa, MA and Vonshak A.

Fatty acid composition of Spirulina strains grown under various environmental conditions more. Photoadaptation, photoinhibition and productivity in outdoor grown Spirulina platensis strains. Sub-optimal morning temperature induces photoinhibition in dense outdoor cultures of the alga Monodus subterraneus Eustigmatophyta.

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Enzymatic antioxidant response to low-temperature acclimation in the cyanobacterium Arthrospira platensis more.

Does astaxanthin protect Haematococcus avigxd light damage? The kinetics of photoinhibition and its recovery in the red alga Porphyridium cruentum more. You have requested access to material protected by copyright.

Articles 1—20 Show more. To view the pdf files, you need to have installed ” Acrobat Reader “. Other hypotheses concerning astaxanthin production in H. Avigad Vonshak Director, J. Biotechnology for Algal Mass Cultivation. Production of eicosapentaenoic acid EPA in Monodus subterraneus grown in a helical tubular photobioreactor as affected by cell density and light intensity. Pergamon Press, London, Use of chlorophyll fluorescence to estimate the effect of photoinhibition in outdoor cultures ofSpirulina platensis more.

Seeds extract of T. Notwithstanding the official recognition in of the cyanobacteria Arthrospiru and Spirulina as distinct genera. Photoadaptation, photoinhibition and productivity in the blue-green alga, Spirulina platensis grown outdoors more. Outdoor Mass Production of Spirulina: Kinetic response of photosystem II photochemistry in the cyanobacterium Spirulina platensis to high salinity is characterized by two distinct phases.

The Ecology of Cyanobacteria. European Journal of Phycology. Optical properties of dense algal cultures outdoors and its application to remote estimation of biomass and pigment concentration in Spirulina platensis cyanobacteriaJ.

Avigad Vonshak Personal Page

Vonshak is known internationally mainly for his contribution to the development of the biotechnology for mass culturing of the blue-green algae cyanobacteria Spirulina under large-scale conditions.

The successful commercial exploitation of Arthrospira, because of its high nutritional value. Photosynthesis and Production in a Changing Environment: Extremophilic micro-algae and their potential contribution in biotechnology. When you download a PDF, you agree to download one copy for personal and scientific use only.

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He received his Ph. Journal of Applied Phycology Professor Vonshak is involved in few activities outside of the University served as the director of the Ben-Gurion Heritage institute, he is the academic advisor for the Ramat-Negev International training center for Desert-Agriculture. Techniques and New Developments in Photosynthesis Research.

Quantitative assessment of the major limitations on productivity of Spirulina platensis in open raceways. Blackwell Science,pp. Plant and Soil Plant and Cell Physiology29 4: Three plant species extracts, Celastrus vonsahk, Eriodendron anfractuosum and Ficus glomerata showed inhibitory activity. The main activities in my group along the above mentioned line are: Over-production of dihomo linolenic acid by a mutant strain of Parietochloris incisa more.

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It is therefore suggested that tannins are plausible candidates for the anti-dermatophytic effects of T. Growth, Vonsgak and Biochemistry. Light and oxygen stress in Spirulina platensis cyanobacteria grown outdoors in tubular reactors. Cultivation of Spirulina using secondary treated starch wastewater. Use of Spirulina biomass. Plant Cell and Environment.