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Organicfoodhasnonutritionalorhealthbenefitsoverordinaryfood，accordingtoamajorstudypub...
Organic food has no nutritional or health benefits over ordinary food，according to a major study published Wednesday.
Researchers from the London School of Hygiene & Tropical Medicine said consumers were paying higher prices for organic food because of its imagined health benefits，creating a global organic market worth an estimated $48 billion in 2007．
A systematic review of 162 scientific papers published in the scientific literature over the last 50 years，however，found there was no significant difference．
“A small number of differences in nutrient content were found to exist between organically and conventionally(通常)produced foodstuffs，but these have nothing to do with public health，” said Alan Dangour ，one of the report's authors．
“Our review indicates that there is currently no evidence to support the selection of organically over conventionally produced foods on the basis of nutritional superiority ．”
The results of research，which was commissioned by the British government’s Food Standards Agency，were published in the American Journal of Clinical Nutrition．
Sales of organic food have fallen in some markets, including Britain, The Soil Association said in April that growth in sales of organic products in Britain slowed to just 1.7 percent in 2008, well below the average annual growth rate of 26 percent over the last decade, following a plunge (急降) in demand at the end of the year.
1.It used to be believed that
A.conventionally produced foods benefit health more
B.organically produced foods benefit health more
C.organic food has no nutritional or health benefits over ordinary food
D.ordinary has more nutritional benefits
2.Which of following statements is true?
A.There were 162 scientific papers published in the scientific literature over the last 50 years
B.In 2007,British organic market was worth about 48 billiondollars
C.Over the last decade,the average annual growth rate in sales of organic products in Britain was 26 percent.
D.In 2008,growth rate in sales of organic products in Britain slowed by 1.7 percent
3.What is the attitude of the author?
A.objective B.supportive C.optimistic D.None of the above
4.Who carried out the research?
A.The British Government's Food standards Agency
B.The American Journal Of Clinical Nutrition
C.The London School of Hygiene and Tropical Medicine.
D.The Soil Association 展开
Researchers from the London School of Hygiene & Tropical Medicine said consumers were paying higher prices for organic food because of its imagined health benefits，creating a global organic market worth an estimated $48 billion in 2007．
A systematic review of 162 scientific papers published in the scientific literature over the last 50 years，however，found there was no significant difference．
“A small number of differences in nutrient content were found to exist between organically and conventionally(通常)produced foodstuffs，but these have nothing to do with public health，” said Alan Dangour ，one of the report's authors．
“Our review indicates that there is currently no evidence to support the selection of organically over conventionally produced foods on the basis of nutritional superiority ．”
The results of research，which was commissioned by the British government’s Food Standards Agency，were published in the American Journal of Clinical Nutrition．
Sales of organic food have fallen in some markets, including Britain, The Soil Association said in April that growth in sales of organic products in Britain slowed to just 1.7 percent in 2008, well below the average annual growth rate of 26 percent over the last decade, following a plunge (急降) in demand at the end of the year.
1.It used to be believed that
A.conventionally produced foods benefit health more
B.organically produced foods benefit health more
C.organic food has no nutritional or health benefits over ordinary food
D.ordinary has more nutritional benefits
2.Which of following statements is true?
A.There were 162 scientific papers published in the scientific literature over the last 50 years
B.In 2007,British organic market was worth about 48 billiondollars
C.Over the last decade,the average annual growth rate in sales of organic products in Britain was 26 percent.
D.In 2008,growth rate in sales of organic products in Britain slowed by 1.7 percent
3.What is the attitude of the author?
A.objective B.supportive C.optimistic D.None of the above
4.Who carried out the research?
A.The British Government's Food standards Agency
B.The American Journal Of Clinical Nutrition
C.The London School of Hygiene and Tropical Medicine.
D.The Soil Association 展开
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