Effect of Herbicides on Chlorophyll-a, β- Caroten, Phycocyanin and Allophycocyanin Content of Anabaena sp.

Journal of Applied Biological Sciences

G. OKMEN¹  P. ERDAL¹  O. TURKCAN¹ 

关键词: Anabaena;    chlorophyll-a;    β- caroten;    phycocyanin;    allophycocyanin;    herbicide;   

DOI  :  

学科分类：生物科学（综合）

来源: Nobel Bilim ve Arasirma Merkezi/Nobel Science and Research Cente

【 摘 要 】

Pigmentsarefrequentlyuseinmedicine,food,pharmacology,cosmetic,inkandtextilepreparations.Cyanobacteriahaveagreatpotentialforuseaspigmentproducer,becausetheyareeasytogrowwithsimplenutrientrequirements,unlikeothermicrobialsystemsandadditionallyhavealargenumberofpigment.Cyanobacteriaproducesomepigmentssuchaschlorophyll-a,carotenoids,phycobiliproteins.Inaddition,cyanobacteriacanfixfreeatmosphericnitrogen.Environmentalconditionsaffectthecyanobacterialgrowthandpigmentproduction.Herbicidesusecommonlyinpaddyfields.Becauseofthis,herbicidescanaffecttonon-targetmicroorganismssuchascyanobacteria.Inthisstudy,productionofsomepigmentsbyAnabaenasp.GO10werestudiedusingdifferentherbicidesinBG-11medium.Asherbicide,fenoxaprop-p-ethylandcyhalofop-butylusedinthisstudy.Inthiswork,differentherbicideconcentrationswereappliedonpigmentproduction.Initialfenoxaprop-p-ethylconcentrations(6,25mg/L)stimulatedchlorophyll-a,β-caroten,phycocyaninandallophycocyanincontents.Butincreasingherbicideconcentrationssuppressedtotheallofpigmentcontents.TheallofpigmentcontentsofAnabaenasp.GO10completelysuppressedby100mg/Lfenoxaprop-p-ethylconcentration.Theotherherbicideiscyhalofop-butyl.Initialcyhalofop-butylconcentrationspartlystimulatedthepigmentcontents.But,thepigmentcontentsofAnabaenasp.GO10increasedsharplyby25mg/Lcyhalofop-butylconcentrations.TheallofpigmentcontentsofAnabaenasp.GO10completelyrepressedby400mg/Lcyhalofop-butylconcentrations.

【 授权许可】

Unknown