搜索结果: 1-15 共查到“食品科学技术 colour”相关记录21条 . 查询时间(0.093 秒)
Kinetic analysis of anthocyanin degradation and polymeric colour formation in grape juice during heating
red grape monomeric anthocyanins thermal processing reaction kinetics antioxidant activity
2015/3/30
The degradation of total monomeric anthocyanins and changes in the proportion of polymeric colour (% PC) as well as antioxidant capacity of grape juice were studied during heating at 70–90°C. Anthocya...
Identification and classification of bulk paddy, brown, and white rice cultivars with colour features extraction using image analysis and neural network
stepdisc analysis HSI HSV back propagation algorithm, bulk images
2014/7/10
We identify five rice cultivars by mean of developing an image processing algorithm. After preprocessing operations, 36 colour features in RGB, HSI, HSV spaces were extracted from the images. These 36...
Evaluation of egg yolk colour
carotenoid determination analyser iCheckTM Egg photometer sensory visual evaluation
2014/7/10
We compare visual evaluation of yolk colour estimated by the usual method applying La Roche scale with spectrophotometric determination of β-carotene by AOAC method, and by new rapid analyser iCheckTM...
Effect of natural antioxidants on the colour and lipid stability of paprika salami
video image analysis dried sausage oxidation rosemary lycopene
2014/2/24
The typical red colour of paprika salamis is a very important quality attribute but it is also very susceptible to oxidation. Rosemary extracts and lycopene appear to be efficient antioxidants for dry...
Influence of Developmental Stage on Activities of Polyphenol Oxidase, Internal Characteristics and Colour of Lettuce cv. Grand Rapids
Developmental Stage Polyphenol Oxidase
2016/5/31
An analyzing study to evaluate the relationship between Polyphenol Oxidase (PPO) activity, internal qualities and degree of browning was conducted on lettuce var. Grand Rapids in order to understand t...
Usefulness of selected methods of colour change measurement for pork quality assessment
colour of pork sensory analysis WHC pork quality
2014/2/25
A few selected methods of the meat colour change determination were compared with regard to their usefulness in the assessment of the quality of minced pork. The study was carried out on 128 samples o...
Colour analysis and discrimination of laboratory prepared pasta by means of spectroscopic methods
pasta colour profile granulation spectral method PCA
2014/2/25
For the CIE Lab colour profile determination of laboratory prepared pasta, two sample granulations and two spectral methods were tested. Pasta was manufactured progressively from semolina, common whea...
The effect of natural antioxidants on the colour of dried/cooked sausages
video image analysis dried sausage colour oxidation rosemary
2014/2/27
The colour changes caused by haem pigment oxidation were evaluated in the slices of dried sausages. To slow down these unwanted changes, several colourants and extracts from spices (rosemary, allspice...
Food protein: Food colour interactions and its application in rapid protein assay
Carmoisine food proteins staining agent PAGE tryptic digestibility
2014/2/27
The uniform distribution of colours as additives in a majority of the food systems is a reliable indication that one or more components of foods are able to bind with colour molecules and act as their...
Effect of Amidated Low Methoxyl Pectin on the Mechanical Properties and Colour Attributes
amidated low methoxyl pectin gel fish restructured products
2009/3/19
Pectins have been unsuccessfully applied to improve functionality of meat and fish products. Effect of amidated low methoxyl pectin (ALM pectin) levels on functionality of Mexican flounder (Cyclopsett...
Effect of Sulphur Fertilisation on Lycopene Content and Colour of Tomato Fruits
tomatoes lycopene colour sulphur nitrogen fertilisation
2014/3/10
The effects of different sulphur (S) fertilisers (ammonium, sodium, potassium and calcium sulphates) in combination with nitrogen (N) on plant growth, yield and quality of fruits were investigated in ...
Strawberry jams: influence of different pectins on colour and textural properties
pectin strawberry jam low-calorie strawberry jam anthocyanins texture
2014/3/10
Colour and texture are very important quality properties of all foods. In this work, the influence was investigated of different types of pectin on colour and textural properties in strawberry jams an...
Influence of drying procedure on colour and rehydration characteristic of wild asparagus
wild asparagus drying procedure rehydration colour
2014/3/7
The objective of this research was to examine the influence of different drying procedures on the colour quality and rehydration capacity of wild asparagus (Asparagus maritimus L.). Wild asparagus sam...
Effects of blackcurrant and apple mash blending on the phenolics contents, antioxidant capacity, and colour of juices
blackcurrant apple juice phenolic compounds l-ascorbic acid
2014/3/7
The objective of this research was to evaluate the effect of blackcurrant mash blended with apple pulp during juice production and storage on its phenolic composition, antioxidant activity, L-ascorbic...
Effect of Roasting on Texture, Colour and Acceptability of Soybean for Making Sattu
Colour roasting sattu sensory evaluation soybean texture
2008/11/1
Effect of roasting on important physical properties and sensory acceptability of soybean for making sattu formulations was studied at three temperature (180, 200 and 220°C) and time (45, 60 and 75 sec...