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Scientific Papers Series B Horticulture

Scientific Papers Series B Horticulture

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variety Mari de Cenad presented the largestvariation of fruit firmness that decreased with74,8% in ambiental conditions and only with1,2% in cold conditions.The evolution of some chemical compounds(soluble solids, acidity and total sugar) can bean important indicator of the capacity of qualitymaintain in variable storage condition and ofthe maturity stage of apricots. The chemicalevolution differs from a variety to another.Mari de Cenad presented an increase of solublesolids and sugar content of the fruits in coldstore conditions and a decreasing tendency inrefrigerated rooms in opposition with othervarieties. At the same time fruit acidity of thisvariety stored in cold conditions increased with100% compared with only 35-54% registeredby other varieties in similar conditions.Stating experiences results in dehydration allowthe following conclusions:- After 180 minutes inside the place fordehydration the temperature and humiditywere stabilized, in whole its volume;- For the same keeping period of 12 hoursunder the same conditions of temperature,humidity and air drying speed, wereobtained different values of the finalhumidity of the fruits, which indicates thatthe texture, thickness and epidermisinfluenced the dehydration process.In 80% proportion the dehydrated productsexisting in the Romanian market come fromimports. Due to current conditions and theabsence of the performing technologies isrequired the modernization and optimization ofthe specific dehydration technologies, whichcan ensure the obtaining of competitive localproducts (apricots, apples, plums etc.),competitive for both internal market and forexport.REFERENCESCantwell Marita, 2002. Postharvest Technology ofHorticultural Crops, Univ. of California, Div.of Agr.and Nat. Res. Editia III-a, p. 517.Chua, K. J., & Chou, S. K., 2003. Low-cost dryingmethods for developing countries. Trends in foodscience and technology; 2003 Dec; 14 (12) : 519 528,14 (12), p. 519-528.Hardenburg. R.E., Watada A.E., Wang C.Y., 1990. Thecommercial storage of fruits, vegetables and floristand nursery stocks, USDA. Agric Handbook no.66,p. 35.Jamba A., Carabulea B., 2002. Tehnologia pastrarii siindustrializarii produselor horticole. Ed.CarteaMoldovei, Chisinau, p. 305-307.Mohsenin, N.N., 1986. Physical Properties of Plant andAnimal Materials. Gordon and Breach SciencePublishers, New York. Vol. 1.Munde, A.V. 1982. Effect of time and temperatureduring multistage dehydration on onion quality. M.E.unpublished thesis, College of Tech. and Agric.Engng., Sukhadia University, Udaipur.Wilhelm, Luther R, Dwayne A. Suter, and Gerald H.Brusewitz. 2004. Dryng and Dehydration. Chapter 10in Food & Process Engineering Technology, St.Joseph, Michigan, p. 259-284.126

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