Table of contents for # 1 (331), 2013

Results of researches aimed at creating metrological means increasing objectivity and accuracy in visual determination the senescence and sort of green leaf tobacco during harvesting are presented. Instrumental methods for quick determination sort and smoking properties by defining color are elaborated.

The review of the works devoted to search and use of natural vegetable components – stalks and seeds of various cultures – for sorption of heavy metals ions for the purpose of increase of selectivity and safety of sorption process is submitted.

The possibility of obtaining hens’ eggs with experimentally modified fat and acid composition, when using in hens’ diet of polysaccharide of brown seaweed fucoidan has been investigated.

It is established, that ecological conditions of the foothills and mountain valleys of Daghestan contribute to a significant accumulation of pectin substances, vitamins C and P in the fruits of wild cherry plum, blackberry, dogwood, medlar, sea-buckthorn and thorns, than in mature on the plain. It is recommended to use the fruits of wild plants to produce products with high dietary, radiation protection and treatment-and-prophylactic properties.

The experimental data on chemical compound research (maintenance of phenols, flavonoids, в-carotin) and antioxidant activity (on methods DPPH and FRAP) bases for reception of soups-mashed potatoes: pumpkin, peppers, tomato and initial raw materials for their reception: pumpkins of a grade the Novinka and pumpkin mashed potatoes are presented. Process of inhibition of formation malondialdehyde on method TBARS for vegetable soups-mashed potatoes on the basis of a chicken broth is investigated.

The physico-chemical properties of hydrolyzed proteins of dry wheat gluten and rice proteins by endoprotease and exoprotease emzymes were studied. It was shown that the investigated proteases belong to the serine and cysteine protease families and can be used to change of physico-chemical properties of cereal proteins. Hydrolysates from different quality of gluten and rice proteins differ from the initial proteins in fraction composition, aggregation ability and contribution of non-covalent and covalent bonds in the stabilization of their structure.

The extraction of lactose and its decay products (galactose and glucose), hydrophilic solvents and their mixtures from aqueous salt solutions, as well as in the presence of б-amino acids and sugars was studied. The conditions for lactose extraction from aqueous solutions were optimized. The easily feasible method for extraction-potenciometric selective determination of lactose in foods without the use of harmful chemicals was developed.

The possibility of obtaining chicken meat with a modified fatty acid composition, high content of polyunsaturated fatty acids and with low content of saturated fatty acids while enriching the hens total diet with marine hydrobiont lipids has been investigated.

The research results of antioxidant activity of citrus fruit processing products: orange of grade Valencia, lemon of grade Willa Frank and grapefruit of red grade Rio Red, and also industrial samples of juice: orange Zolotaya Rus and grapefruit Rich are presented. For the analysis indicators are chosen: the general content of phenols, flavonoids, ability to catch free radicals on the DPPH method, ferric reducing antioxidant power (FRAP) method and antioxidant activity in system with linoleic acid.

The biotechnological properties of baking yeast in a nutrient medium with addition of wild hops extract are investigated. It is established that hop extract positively influences generative function of yeast and intensifies process of carbon dioxide release of during fermentation of flour semi-finished products.

The results of the chromatographic analysis of the fatty acids (FA) in various grades of tea and coffee are presented. In composition of FA in coffee palmitic and linoleic acids are prevailing, in tea this oleic, palmitic and linoleic acids. It is established that the content of prevailing FA in coffee and tea decreases in process of lowering the grade of a product.

The studies results of electrophysical properties of phospholipid miscells in nonpolar solvent are presented. It is shown that treatment miscells in the electrostatic field allows to increase the polarity of the molecules of phospholipids and their hydratability out of miscells.

Is investigated рossibility of use of probiotics Bifilact A and Bifilact D, and also prebiotic food fibres BeneoTM Synergy 1 in the composition of fatty filling of wafer products in order to make them functional properties.

The influence of fried flour from waxy corn on the quality of the biscuits and short cookies is investigated. It is established, that the replacement of wheat flour on fried from waxy corn contributes to the quality improvement and nutritional value of finished products, improves the performance of their storage.

The technology of production vegetable milk from filbert kernels is developed. Comparative research of organoleptic and physical and chemical indicators of the samples of vegetable milk production in laboratory conditions with milk substitute Soy Milk is conducted. The nutrition value, indicators of safety and microbiological indicators of a new product are defined. Vegetable milk from filbert kernels can be recommended for use in treatment-and-prophylactic nutrition.

The functional properties of hydrolyzed dry wheat gluten and rice proteins by endoprotease enzymes were studied. It was shown that the hydrolyzed proteins have higher solubility and foaming properties, but lower fat emulsion, water and fat absorption compared with controls. Functional properties of hydrolyzed gluten depend on hydrolysis time, its quality, and functional properties of rice protein hydrolysates – on specific features of grain. Foaming property, fat absorption and solubility of hydrolysates of short-tearing gluten were higher, while fat emulsion, water absorption were lower than that of weak gluten hydrolysates. Foaming property, water absorption of hydrolysates from white rice were higher, and fat absorption, fat emulsion, emulsion stability were lower than that of similar products from red rice. Modified gluten proteins and hydrolysates of white rice are promising for use in foam and emulsion food systems.

The possibility of use of the wheat food fibers (WFF) by production of soft wafers when replacing by them from 10 to 20% of a flour is investigated. It is established that WFF raise a soakage of wafer products and reduce time of cooling of soft wafers.

The results of development of compositions with antioxidant action on the basis of cow colostrum and vitamins C and ?-carotene are presented. Optimum ratios of components in mixes for receiving the maximum synergetic effect are defined. The received compositions can be used as a part of products for an enteroalimentation.

The technological production line of the natural flavored coffee is presented. At the expense of installation in it two cameras of aromatization and carrying out process of aromatization of coffee grains before their crushing and after it produce a ready-made product is provided with the smallest losses of fragrance and native aromatic substances of coffee.

The researches results of use possibility of wild strawberry berries of the various grades growing in the Republic Daghestan, for production of high-vitamin natural products with high flavoring qualities are presented.

New biologically active additive of a tableted form of frame type is developed. The quantitative and qualitative structure of components of a compounding allows positively influence emergence and correction of visual dysfunction that is confirmed with the expert opinion of Institute of Food of the Russian Academy of Medical Science.

The researches results of functional and technological properties of collagen drugs of new generation: SCANPRO BR 95, SCANPRO T 95, GS 100, GS 200, Tipro 601 are presented. The critical concentration of gelation and pH in aqueous solutions and various dairy systems are defined.

The technology of hyssop medicinal complex processing, directed on the most complete extraction of biologically active substances of a plant and allowing to receive a number of phytopreparations: essential oil, absolute oil, bioconcentrate, cleared wax, a flavonoid containing preparation is offered. The received products are recommended for using in compoundings of cosmetics of treatment-and-prophylactic action.

The research results of biochemical and technological features of wax fraction of sunflower seeds, received after a refinement of sunflower oil are given. The technological scheme of obtaining pure sunflower wax for the purpose of their further use as a part of cosmetic products is presented.

Developed technology of processing of Gammarus crustacean’s of the Azov sea with the production of chitosan from chitin by the gas-liquid processing, which allows to ensure the continuity of the process, shorten its duration, get chitosan more high quality. Given a technological line of chitosan production from the shell of Gammarus crustacean’s of the Azov sea.

The production technology of anhydrous ethanol with the use of as separating agent narrow fraction of saturated hydrocarbons C6–C7 is development. Flow diagrams and process conditions obtaining of anhydrous ethanol are presented. Simulation is carried out in an environment HYSYS with the use of the method NRTL.

The complex technology of tomatoes processing, which allows to develop tomato-products – juice and paste – improved quality, production from the seeds of tomatoes oil and protein, from the peel – food dye.

Research results of organoleptic and physical and chemical indicators of the bread received with addition flour from beans mash (FBM), possessing high protein content are presented. Ways of preliminary preparation of FBM are developed, defined its optimum ratio to the mass of a flour.

The research results of influence of processing of tomatoes before a bookmark on storage by an electromagnetic field of extremely low frequency (EMF ELF) are presented. It is established that processing of EMF ELF promotes preservation of commodity quality of tomatoes and prevents defeat them mushroom diseases.

The mathematical model of drying process of vegetable raw materials (Jerusalem artichoke, parsnip, parsley and celery, mushrooms) by superheated steam is adduced, which allows to determine the distribution of the fields of the moisture content and temperature of the inside of product.

Structures of blends of vegetable oils with an optimum ratio of щ-6/щ-3 of acids are developed. Rheological characteristics of the received mixes are investigated. The design of the curb camera oil-presses is modernized that allows to increase an oil exit, and also at the expense of the picked-up optimum parameters of pressing to improve its quality.

New ways of step thermal sterilization of canned food in sealed containers with use of heat recovery principle and a design of the device of continuous action which don’t demand additional expenses are developed; process of thermal processing is carried out in the ordinary device for step thermal sterilization. Ways provide essential economy of thermal energy and water.

The algorithm calculating a packed periodically distillation column intended for the separation of secondary products isopropanol column.

Experimental determination of the specific work of breaking (SWB) watermelon seeds with moisture content of 6,2–31,5%. It is established that the maximum SWB fall on seeds with a moisture content of 15,8%, minimum SWB is required when the load on the achene, directed along its long axis. The resulting data should be used in the development of equipment for breaking and grinding watermelon seeds.

The design and operation principle of developed by rotary-pulsating machine (RPM) with guide vanes is provided. The results of the study of the extraction process in the RPM with guide vanes, used for extracting the components of chokeberry and for mashing process in beer production are presented.

Influence of kinematic parameters of a belt press on an arrangement of a neutral layer in the press channel that causes the press productivity, degree of compaction of a material and distribution of power of the drive on pressing belts is shown.

Developed optimal for speed chart movement of the executive body of the drive: up to a limit of speed, without speed limits. Defined and constructed the dependence of the length of the cycle and energy consumption of a given move.

The regularities of a alteration difference pH-potentiometric signal for the concentrated solution of borax in the presense of mono- and polysaccharides are determined mainly by buffered action of borax-systems. The mathematical model for this interaction is proposed and it is in accordance with experimental data. The possibility of express definition of the summary quantities of all polyols at equilibrium and selective definition of certain monosaccharides in a transfer process until 5 s is shown.

The optimal process parameters of pectin’s hydrolysis and extraction of from the green peas shutter have been determined with mathematical modeling. By carrying out check experiment adequacy of the offered mathematical model is confirmed.

Chemical gas sensors based on polyaniline have been obtained by electrochemical polymerization. Gas sensitive characteristics have been determined toward trimethylamine which change of concentration is used for determining of fish freshness. It was shown that polyaniline exhibits sensitivity in the range from 0,81 to 52,0 ppm.

Three samples of the sunflower oil with different acid values (AV) have been investigated by the indirect pH-potentiometric technique. Based on the data of control Sheuchart charts the statistical stability of the trueness indexes for indirect pH-potentiometric method AV determination has been established.

The research results of the amino-acid composition of Jerusalem artichoke tubers of varieties of Interes, Novosti VIRa and Skorospelka when storage them underground method. Identified varieties of Jerusalem artichoke, a more promising for use in the production of functional food products.

Results of research of some physic-mechanical properties of melons seeds variety «Asian oval» are presented: the linear sizes, weight of seeds, their volume weight, weight of 1000 seeds and a corner the friction necessary for working out of the technological equipment.

The results of content determination of copper, iron, zinc, manganese, cobalt, nickel in the leaves of Amelanchier rotundiofolia growing in the Donetsk region are presented, with a view to their possible use for enrichment of food products.

The ecological aspects of the recovery and recycling of by-products distillation: draff, ether-aldehyde fraction, ether-aldehyde concentrate, fusel alcohol, fusel oil.