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: TẬP 66, SỐ 8     : 58-63
: 10.31276/VJST.2024.0005
: NCKH_1215_20241128203958.pdf
Publishing year: 8/2024
Blackshallotsarenewproductsmadebyprocessingfreshshallots(AlliumascalonicumL.)undercontrolledtemperatureand humidityconditionswithouttheuseofadditives.Thepurposeofthisstudywastodeterminesuitablefreezingpretreatment andendogenousfermentationconditions(treatmenttemperature,treatmenttime)tobreakdownthecellstructureinraw materials,topromotereactionscausedbyenzymes(hydrolysisreactionofpolysaccharides,proteins,reactionofconverting polyphenol compounds in bound form to free form...), improving the content of nutritional ingredients and active ingredientsinblackshallotproductsandshortenfermentationtime.Theresultshavedeterminedthesuitablefreezing pretreatmentconditionatatemperatureof-20oCfor30hoursandthesuitableendogenousfermentationconditionata temperatureof45oCfor2days.Undertheseconditions,theblackshallotproductsachievedgoodquality,correspondingto thetotalfermentationtimeshortenedto17dayscomparedtothecontrolwhichwas24days.Thisresearchinitiallygave feasibilityforblackshallotproductiononanindustrialscale.
Allium ascalonicum L., black shallots, endogenous fermentation, freezing, moist heat treatment method, pretreatment.
PREPARATION OF N-ACETYL-D-GLUOCOSAMINE USING ENZYM FROM TRICHODERMA HARZIANUM SPPSTUDY ON RECEIVING CRUDE PECTIN FROM POMELO PEELVOLATILE COMPOSITION OF ESSENTIAL OIL OF Cymbopogon citratus FROM NGHE AN PROVINCE, VIETNAMOptimization of Polyphenol Extraction from Guava Leaves (Psidium guajava L.)Research on the minimal processing technology of pineappleOptimize the chlorophyl extraction in green tea leavesDetermination of rebaudioside A in Stevia (Stevia rebaudiana) leaves by high-performance liquid chromatography UV Detection methodOPTIMIZATION OF POLYPHENOL EXTRACTION FROM AGED TEA LEAVES (Camellia sinensis L.) OPTIMIZATION OF CAMELLIA SINENSIS L. LEAVES VACUUM DRYING PROCESS BY RESPONSE SURFACE METHODOLOGY (RSM) Pterocarpin và 5-hydroxy-7-methoxyflavone were isolated from the fungal fruiting bodies of Phellinus igniarius (Dc. ex Fr.) Quél. Optimization of the extraction of total flavonoids and anthocyanins from Shallot skin (Allium ascalonium L) using response surface methodologySTEAM DISTILLATION OPTIMIZING FOR LEMONGRASS (Cymbopogon citratus) ESSENTIAL OIL EXTRACTION PROCESS2 893 STUDY ON FABRICATION OF TUMERIC OLEORESIN COMBINATION SILVER NANOPARTICLES BASED CHITOSAN AND EVALUATION OF ITS IN VITRO ANTIFUNGAL ACTIVITY AGAINST Colletotrichum spp. CAUSES OF ANTHRACNOSE IN ORANGE, GRAPEFRUITOPTIMIZATION OF EXTRACTION OF TOTAL PHENOLIC CONTENT AND ANTIOXIDANT ACTIVITIES FROM Ganoderma lucidum (Leyss ex. Fr.) Karst. MUSHROOM AT NGHE AN, VIETNAMOptimization of Ultrasonic-Assisted Extraction of Antioxidant Compounds in Black Shallots (Allium ascalonicum) from Vietnam using Response Surface MethodologyOptimization of drying conditions of black shallot by heat pump technologyVolatile structures from Zingiber montanum (Koenig) Dietrich and Zingiber offinale Rosc.)Research on production and testing of antifungal activity Phytophtora spp. causing fruit rot and Colletotrichum spp. causing anthracnose of silver nanoparticles, chitosan and turmeric resin bioproductsEFFECT OF DIFFERENT PRETREATMENTS ON BLACK SHALLOT QUALITYRESEARCH ON EFFECTS OF CHITOSAN- SILVER NANOCOMPOSITE FILM SYNTHESIZED BY GREEN CHEMICAL METHODS ON PLUM (PRUNUS SALICINA) QUALITY POSTHARVESTChemical composition and antioxidant activity of black shallot (Allium ascalonicum L.)Optimization of some technological factors in the fermentation of black shallot using moist heat method