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organic_food有机食品PPT课件

Vegetables

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Give animals organic feed and allow them access to the outdoors. Use preventive measures — such as rotational(轮流的) grazing(放牧), a balanced diet and clean housing — to help minimize disease.
fruit

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Advantages:
• The advantage of organic food is its positive impact on our environment as a whole. Growing organically keeps soil in its natural state and protects the ground as well as our water.
While organic food accounts for 1–2% of total food sales worldwide, the organic food market is growing rapidly, far ahead of the rest of the food industry, in both developed and developing nations.
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Effects:
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environment
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economics
Organic food
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1 environmental impact
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With the expansion of demand for organic food, farmers are finding more lands to grow organic food .
• 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 food
Definition
Safer and More
nutritious
Advantages
Effects
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有机食物是指生产过程过中不涉及现代合 成的产品,如化学合成的农药和化肥,不 含有转基因生物食品,不使用工业溶剂, 化学食品添加剂。
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definition
Organic foods are foods that are produced using methods that do not involve modern synthetic inputs such as synthetic pesticides and chemical fertilizers. Organic foods are also not processed using irradiation, industrial solvents, or chemical food additives.
• Any product labeled as organic must be USDA certified. Only producers who sell less than $5,000 a year in organic foods are exempt from this certification; however, they're still required to follow the USDA's standards for organic foods.

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Why safer and more nutritious!
Apply natural fertilizers, such as manure(有机肥) or compost(堆肥), to feed soil and plants.
However, critics of organic farming methods believe that the increased land needed to farm organic food could potentially destroy the rainforests and wipe out many ecosystems.

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10Biblioteka label:• The 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.
meat

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Spray pesticides from natural sources; use beneficial insects and birds, making disruption or traps to reduce pests and disease.

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economics
Demand for organic foods is primarily concern for personal health and concern for the anic products typically cost 10 to 40% more than similar conventionally produced products.
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