Estimation of conservation value of myrtle (Myrtus communis) using a contingent valuation method: a case study in a Dooreh forest area, Lorestan Province, Iran

(整期优先)网络出版时间:2016-01-11
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Background:Around2000plantspeciesoccurnaturallyinLorestanProvinceofwhich250speciesaremedicinalandmyrtleisoneofthem.Myrtleisashrubwhoseleavesandfruitshavemedicinalvalueandthus,ifmanagedandharvestedproperly,couldproducesustainedeconomicbenefits.Inrecentyears,however,overhalfofthemyrtlesiteareaswasdestroyed,duetoinappropriatemanagementandexcessiveharvestingpractices.Thus,comingupwithapracticalharvestingapproachalongwithidentifyingthosefactorsdamagingthesites,seemstobeverycrucial.Methods:Inourinvestigation,wecalculatedtheconservationvalueperhectareofmyrtleintheDoorehforestareainLorestanProvince.UsingtheContingentValuation(CV)andDoubleBoundedDichotomousChoice(DBDC)methods,wedeterminedthewillingnesstopay(WTP)formyrtleconservation.TheWTPwasestimatedwithalogitmodelforwhichindiceswereobtainedbasedonamaximumprecisioncriterion.Results:Theresultsshowedthat86.67percentofpeoplewerewillingtopayfortheconservationofthesemyrtlesites.AveragemonthlyWTPperfamilywascalculatedas$0.79.TheannualconservationvalueintermsofWTPforthepreservationofthemyrtlesitesinDoorehwasestimatedas$102,525.Amongthevariablesofthemodelpresented,educationhadapositiveimpact,whiletheamountproposedforpaymentandfamilysizehadanegativeimpactontheWTP.Conclusions:Ourestimateofthevalueofmyrtleconservationshouldprovidejustificationforpolicymakersanddecisionmakingbodiesofnaturalresourcestoimplementpoliciesinordertoconservethenaturalsitesofthisspeciesmoreeffectively.