نتایج جستجو برای: food field

تعداد نتایج: 1043649  

Journal: :اقتصاد و توسعه کشاورزی 0
وحید عزیزی ملیحه نیکوی محمد خالدی

this study was conducted at the aim of determining development strategies for marketing healthy food products. the study data was collected by conducting field survey and compeleting a questionnaire. using simple random sampling, about 400 hamedan citizens were selected in 2013. the data analysis was conducted by ordinal logit model with method of maximum likelihood. according to the results, 3...

2008
Silvia Estrada-Flores

Dr Silvia Estrada-Flores is Principal Consultant of Food Chain Intelligence, a consultancy business that provides advice in the practical aspects of the supply chain of perishable foods, from gate to plate; technical intelligence on the state of food logistics and food value chains; and operating procedures and plans to achieve an integrated supply chain. Silvia has worked extensively as a cons...

Journal: :Journal of the American Dietetic Association 2011
Meghan R Longacre Brian A Primack Peter M Owens Lucinda Gibson Sandy Beauregard Todd A Mackenzie Madeline A Dalton

Communities are being encouraged to develop locally based interventions to address environmental risk factors for obesity. Online public directories represent an affordable and easily accessible mechanism for mapping community food environments, but may have limited utility in rural areas. The primary aim of this study was to evaluate the efficacy of public directories vs rigorous onsite field ...

2007
Gregor F. Fussmann G. F. Fussmann

It is a long-standing debate among ecologists whether chaotic dynamics are likely to occur in food web systems. Simple mathematical models predict frequent chaotic dynamics for food webs of relatively low complexity suggesting that the long-term dynamics of natural populations could be essentially unpredictable. This result is at odds with observations from the field where chaos appears to be r...

Journal: :Molecules 2014
Antonietta Baiano

Food wastes are produced by a variety of sources, ranging from agricultural operations to household consumption. About 38% occurs during food processing. At present, the European Union legislation encourages the exploitation of co-products. This valorisation can be achieved through the extraction of high-value components such as proteins, polysaccharides, fibres, flavour compounds, and phytoche...

Journal: :Archives of disease in childhood 1999
A Høst B Koletzko S Dreborg A Muraro U Wahn P Aggett J L Bresson O Hernell H Lafeber K F Michaelsen J L Micheli J Rigo L Weaver H Heymans S Strobel Y Vandenplas

For more than 50 years, many children with food protein allergies and other forms of dietary protein intolerance have been treated successfully with protein hydrolysates with highly reduced allergenicity and, more recently, also with products based on amino acid mixtures. Strategies for the prevention of allergy have been proposed, including the use of products with extensively reduced allergen...

Journal: :Science 1982
J R Strickler

Feeding currents of free-swimming calanoid copepods, observed through an expanded krypton laser beam and a back-focus dark-field optical system, show that these planktonic animals generate a double shear field to help in detecting food. The interrelation between flow field, perception of food items, and body orientation explains why these animals are generally negatively buoyant.

Journal: :اقتصاد و توسعه کشاورزی 0

this paper investigates the effects of advertising, profitability, concentration and research & development on the market share of iranian great food and beverage industries during the period of 2000-2011. for this purpose, we used the more than 50 employee's statistics of industrial 4- digit firms and panel data technique for estimating the model. the main results of this paper reveal that, th...

Journal: :Plant physiology 2001
B B Buchanan

Although much has been learned since the field was put on a scientific basis at the turn of the last century, our knowledge of food allergies is far from complete. It is still unclear, for example, why only certain individuals are affected and why, even among them, the problem is often restricted to childhood. It is also not clear why the allergies caused by various nuts and aquatic animals ten...

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