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不同品种大丽花花瓣营养及活性成分分析和评价
Title:AnalysisandEvaluationofNutritionalandActiveIngredientsinDifferentVarietiesofDaylilyPetals
Introduction:
Daylily(Hemerocallisspp.)isapopularornamentalflowerknownforitsvibrantcolorsandwiderangeofvarieties.Besidesitsvisualappeal,dayliliesalsopossessvarioushealthbenefitsduetotheirrichnutritionalandactiveingredientcompositions.Thisstudyaimstoanalyzeandevaluatethenutritionalandactiveingredientspresentindifferentvarietiesofdaylilypetals.
Methods:
Inthisstudy,fivedifferentvarietiesofdaylilieswereselected,namelyVarietyA,VarietyB,VarietyC,VarietyD,andVarietyE.Petalsfromthesevarietieswerecollectedanddriedforfurtheranalysis.Thefollowinganalyticaltechniqueswereemployedtodeterminethenutritionalandactiveingredientspresent:
1.ProximateAnalysis:
Proximateanalysiswasperformedtodeterminethemoisturecontent,crudeprotein,crudefat,ash,crudefiber,andcarbohydratesofthedaylilypetals.Thisanalysisprovidesvaluableinsightsintothenutritionalcompositionofthepetals.
2.MineralAnalysis:
Themineralcontentofthedaylilypetalswasdeterminedusingatomicabsorptionspectrophotometry.Theconcentrationsofessentialmineralssuchascalcium,iron,magnesium,zinc,potassium,andsodiumwerequantified.Thesemineralsplayimportantrolesinvariousphysiologicalfunctionsinthehumanbody.
3.VitaminAnalysis:
Thevitamincontentofthedaylilypetalswasdeterminedusinghigh-performanceliquidchromatography.VitaminssuchasvitaminC,vitaminE,andvariousBvitaminswereanalyzed.Thesevitaminshaveantioxidantpropertiesandcontributetooverallhealthandwellbeing.
4.PhenolicCompoundAnalysis:
Phenoliccompoundswereextractedfromthedaylilypetalsusingmethanolandanalyzedusingspectrophotometricmethods.Thetotalphenoliccontentandspecificphenoliccompoundswereidentifiedandquantified.Phenoliccompoundspossessantioxidant,anti-inflammatory,andanticancerproperties,makingthemhighlydesirableforhumanconsumption.
5.AntioxidantActivity:
Theantioxidantactivityofthedaylilypetalswasmeasuredusingvariousantioxidantassays,including2,2-diphenyl-1-picrylhydrazyl(DPPH