大豆介绍（英文课件）.ppt

Soybeans;Soybeans: Today’s Topics;The Plant: Key points;The Plant: OriginFamily Facts;The Plant: OriginSoybean has had many names:;The Plant: Chemical Composition;Copyright ?2010 School Nutrition Foundation. All Rights Reserved. ;The Plant: Origins;The Plant: Origins;The Plant: OriginMedicinal values in 450 A.D.;The Plant: Physical Characteristics;The Plant: Maturity: Key Points;The Plant Maturity: Photosensitivity;Maturity: Maturity Groups;Maturity Groups;The Plant:Factors Affecting Maturity- interactions;The PlantGrowth Types: Key Points;Growth Types;Growth Types;The Plant: Summary;Soybeans: Today’s Topics;HistorySoybean Movement from Origin:Key Points;Soybean History: Movement from Origin;History: Movement from Origin;;As early as 1923, agricultural scientists were predicting big things for soybeans in the USA. The following is taken from: Piper and Morse. 1923. The Soybean. ;History:Key Events to Developing the Soybean Industry;1. World War II;2. Machine Power;5. Dust Bowl;6. New Deal;Soybean History: Overall Concepts;HistorySoybean Production: Key Points;HistoryWorld Soybean Production (2007);HistorySoybean Bushels Produced in 2000(Total: 2.76 Billion Bushels);Soybeans: Today’s Topics;Soybean Pests and Pesticides;Harmful effects of Pesticides; Genetically Engineered Soybeans (GMO);Soybean Processing;Industrial Processing ;/top/photos;Soybeans: Today’s Topics