منابع مشابه
The Archaeology of Food Preference
Food preference is a socially constructed concept in which both consumers and producers define what is “good to eat.” Staple crops and daily meals are an important component of these definitions, as the regular use of particular foods reinforces norms of identity. Food preferences also affect agricultural systems because choices among cultivars are based on social needs in addition to economic ...
متن کاملIndia ’ s Food Security Strategy and its Impact on the Food Surplus State of Punjab
of Punjab. Primary data have been obtained through interviews held with farmers during the various research projects and peers.. Results and Discussions Poverty Status At the time of independence, the country faced twin nutritional problems threat of famine and acute starvation, and chronic under nutrition. Former existed due to the lack of national and regional food security systems. The latte...
متن کاملThe ‘ surplus of meaning ’ .
The late Chile born biologist Francisco J. Varela has been influential in theoretical biology throughout the last three decades of the 20. century. His thinking shows a marked development from a biologically founded constructivism (developed together with his fellow citizen, Humberto Maturana, with the main key word being “autopoiesis theory”) to a more phenomenological oriented standpoint, whi...
متن کاملthe effect of taftan pozzolan on the compressive strength of concrete in the environmental conditions of oman sea (chabahar port)
cement is an essential ingredient in the concrete buildings. for production of cement considerable amount of fossil fuel and electrical energy is consumed. on the other hand for generating one tone of portland cement, nearly one ton of carbon dioxide is released. it shows that 7 percent of the total released carbon dioxide in the world relates to the cement industry. considering ecological issu...
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ژورنال
عنوان ژورنال: World Archaeology
سال: 2017
ISSN: 0043-8243,1470-1375
DOI: 10.1080/00438243.2017.1294105