Fish consumption preferences are affected by individuals' socioeconomic characteristics. The aims of the present paper were (i) to obtain information on fish consumption level and frequency; (ii) to investigate the associations between the socioeconomic characteristics of consumers and their preferences; and (iii) to examine the influence of determinants on fish consumption. Data were gathered through a questionnaire completed by a total of 127 randomly selected individuals from different socioeconomic backgrounds from the Antakya, Turkey. The average consumption was found to be 2.98 kg/person/year for fish. Anchovies, gilt-head sea bream, and sea bass were reported as the most consumed three species, respectively. Significant differences in fish consumption were found among age groups, gender groups, and education groups, as well as between marital statuses. A majority of the consumers eat fish once a month throughout the year or only during the winter months. Fish consumption level and frequency were significantly positively correlated with education (p<0.01), income (p<0.05) and total meat consumption (p<0.01). The stepwise multiple regression model explained 41.7% (p<0.01) of the total variance for fish consumption. The amount and frequency of the consumption in the region, which is very far below the world and Turkey average especially for lower socioeconomic groups and for less-consumed fish species, can be increased by certain policies, such as training, advertising and different marketing strategies. Moreover, consumption should be distributed equally throughout the year instead of consuming only in certain seasons.
This study was conducted to determine the effect of egg weight on chick weight, egg weight loss and hatchability in partridges. Eggs (847) obtained from rock partridges (44-46 weeks ages) were classified according to their weights as <18 g, 18. 00-18.99 g, 19.00-19.99 g, 20.00-20.99 g, 21.00-21.99 g, 22.00-22.99 g and ≥23 g and incubated. A positive, powerful and important correlation (0.46 and 0.82 values) between egg weight and egg weight loss and chick weight in different groups was determined (P<0.001) in the study. The differences between hatchability and fertility in the egg groups were significant (P<0.05), but no differences were detected between hatchability of fertile eggs and embryonic mortalities. In conclusion, smaller and bigger eggs of partridges had low fertility while hatchability was disproportionately reduced in eggs that had lost less mass during incubation. g, 18,00-18,99 g, 19,00-19,99 g, 20,00-20,99 g, 21,00-21,99 g, 22,00-22,99
A study was conducted to determine the effect of live weight of partridges on egg production and egg quality characteristics. A total of 144 Rock Partridges were divided into control, heavy, middle, and light BW groups at 32 wk of age. Live weights averaged 512.78 g for the control group, 576.18 g for the heavy group, 523.49 g for the middle group, and 473.83 g for the light group. Egg production rates of these groups were 41.44, 45.78, 32.38, and 24.67%, respectively, over an 8-wk period (P < 0.05). Live weight significantly affected egg weight, specific gravity, albumen index, shell weight, shell thickness, Haugh unit, and albumen weight (P < 0.05). Live weight did not affect the shape index, membrane weight, or yolk weight. As a result, the live weights of partridges used for breeding should not be under the average live weights of hens of the stock. On the other hand, other important factors that affect the egg quality of partridges should be investigated.
The effect of 1 to 2-, 3 to 4-, 5 to 6-, 7 to 8-, 9 to 10-, 11 to 12-, and 13 to 14-d storage periods on quality characteristics and hatchability of partridge (Alectoris graeca) eggs was studied. There was no significant effect of storage period on egg weight, shell weight, shell ratio, and shell thickness as external quality characteristics of partridge eggs (P > 0.05). Storage periods affected internal quality characteristics of partridge eggs (P < 0.05). An increase in yolk ratio (P < 0.05) and decrease in albumen ratio, yolk index, albumen index, and Haugh unit (P < 0.001) occurred when storage periods were lengthened. However, storage period had no significant effect on hatchability (P > 0.05). This study shows that long storage periods do not have negative effects on hatchability of partridge eggs to the extent that occurs in other poultry species. Because of a lack of knowledge about this subject, these studies will be useful in terms of successful intensive partridge breeding.
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