organicfood有机食品.ppt

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1、 Organic foodDefinitionSafer andMore nutritiousEffectsAdvantagesdefinitionOrganic foodsarefoodsthatareproducedusingmethodsthatdonotinvolvemodernsyntheticinputssuchassyntheticpesticidesandchemicalfertilizers.Organicfoodsarealsonotprocessedusingirradiation,industrialsolvents,orchemicalfoodadditives.有机

2、食物是指生产过程过中不涉及现代合成的产品，如化学合成的农药农药和化肥化肥，不含有转基因生物食品，不使用工业溶剂，化学食品添加剂食品添加剂。.Why safer and more nutritious!VegetablesApplynaturalfertilizers,suchasmanure(有机肥)orcompost(堆肥),tofeedsoilandplants.meatGiveanimalsorganicfeedandallowthemaccesstotheoutdoors.Usepreventivemeasuressuchasrotational(轮流的)grazing（放牧）,aba

3、lanceddietandcleanhousingtohelpminimizedisease.fruitSpraypesticidesfromnaturalsources;usebeneficialinsectsandbirds,makingdisruptionortrapstoreducepestsanddisease.Advantages:The advantage of organic food is its positive impact on our environment as a whole.Growing organically keeps soil in its natura

4、l state and protects the ground as well as our water.Another advantage of organic food lies in its ability to impact us on a global level;minimizing our exposure to chemically altered food and saving our planet from needless contact with unnatural contaminants.Organic foodenvironment1economics2Effec

5、ts:environmental1.impactWiththeexpansionofdemandfororganicfood,farmersarefindingmorelandstogroworganicfood.However,criticsoforganicfarmingmethodsbelievethattheincreasedlandneededtofarmorganicfoodcouldpotentiallydestroytherainforestsandwipeoutmanyecosystems.Demandfororganicfoodsisprimarilyconcernforp

6、ersonalhealthandconcernfortheenvironment.Organicproductstypicallycost10to40%morethansimilarconventionallyproducedproducts.Whileorganicfoodaccountsfor12%oftotalfoodsalesworldwide,theorganicfoodmarketisgrowingrapidly,faraheadoftherestofthefoodindustry,inbothdevelopedanddevelopingnations.economics2The

7、U.S.Department of Agriculture(USDA)has established an organic certification program that requires all organic foods to meet strict government standards.These standards regulate how such foods are grown,handled and processed.Any product labeled as organic must be USDA certified.Only producers who sel

8、l less than$5,000 a year in organic foods are exempt from this certification;however,theyre still required to follow the USDAs standards for organic foods.If a food bears a USDA Organic label,it means its produced and processed according to the USDA standards.label:Products certified 95 percent or more organic display this USDA seal.