Journal of Food, Agriculture and Environment




Vol 11, Issue 3&4,2013
Online ISSN: 1459-0263
Print ISSN: 1459-0255


Cost-effective production of Arthrospira (Spirulina) platensis 


Author(s):

İlknur Ak *, Merve Oğuz, Koray Benas, Tolga Göksan

Recieved Date: 2013-06-08, Accepted Date: 2013-09-22

Abstract:

This study investigated the effects of ammonium nitrate (AN) and agricultural N:P:K (10:10:40) fertilizer (AF) on the growth and pigment composition of Arthrospira platensis Geitler. In the first experiment, the maximum cellular concentration was observed in group AN2, and differed significantly from the control group (p<0.05). The ammonium nitrate concentrations of groups AN1-3 promoted growth. The concentrations of ammonium nitrate in groups AN4-6 inhibited the growth, and these trials had to be ended at day 6. However, no significant differences were found between the group AN2 and the control in terms of the specific growth rate, or chlorophyll a content. In the second experiment, agricultural fertilizer was used as N:P:K source. Among the experimental groups, the highest cell concentration and yield of biomass on nitrogen were determined in group AF3 (p<0.05). There were no significant differences between group AF3 and control in terms of the specific growth rate and chlorophyll a content (p>0.05). Consequently, the results demonstrate that ammonium nitrate or agricultural fertilizer can be used to culture A. platensis and to reduce the cost of producing biocompounds.

Keywords:

Arthrospira platensis, biomass, pigment composition, ammonium nitrate, agricultural fertilizer


Journal: Journal of Food, Agriculture and Environment
Year: 2013
Volume: 11
Issue: 3&4
Category: Environment
Pages: 1521-1525


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