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引言若把“同质的”和“工业化的”现代食品同工业化之前社会的“多样化”和“自然”的饮食放在一起,后者就显得无法相比。然而,现代食品之所以发展迅猛,事实上主要因为它与早先的饮食习惯和技术之间存在着很大的延续性。以狩猎和采集为生的社会有个特点:食物种类繁多。农业出现之后,人类食物的种类锐减。有人计算过世界上约有25万种可食用的植物,但农业仅栽种其中的1,500种。而农业社会里供食用的植物总数几乎仅限于30种。其中8
INTRODUCTION The combination of “homogeneity” and “industrialized” modern foods with the “diversified” and “natural” diet of pre-industrial societies does not seem comparable. However, the reason why modern food is growing rapidly is in fact mainly due to the great continuity it has with previous eating habits and technologies. Hunting and gathering for a living society has a characteristic: a wide range of food. After the advent of agriculture, the type of human food plummeted. Someone counted about 250,000 edible plants in the world, but only 1,500 were planted in agriculture. The total number of plants for food in agricultural societies is limited to almost 30 species. Eight of them