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(四) . 食物與農業的科技里程碑 - PowerPoint PPT Presentation


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對於食物與農業發展,化學家與化學工程師有許多貢獻,讓我們得以種植、收成、消費豐碩有營養的食物。 在十九與二十世紀,一般餐桌上擺的是根菜地窖、花園或當地農場生產的食物:攪拌器裡的奶油、拴在後院的母雞下的蛋、花圃裡的蔬菜、儲藏在冰盒裡的肉、用燒煤或燒木頭的火爐烹煮。 過去一個世紀裡,我們的農場變得更有生產力,使得餐桌上的食物來源有相當巨大的改變,食物與飲水供給也變得很穩定。現代農夫採用新的化學發明,用肥料與殺蟲劑改良農產,並研發出許多種食物。增強食物風味、外觀、可得性與營養價值的新科技,使消費者受益良多。 這些化學進展有助於世界餵飽急速增加的人口。.

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(四) . 食物與農業的科技里程碑

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.

.1.

.2.

DDT

.3.

.4.


.

1881 (Louis Pasteur)

1883 (Johan Gustav Kjeldahl)

1884 (Pierre M. A. Millardet)

1901 (John F. Quenny)

1913 (Fritz Haber) (Carl Bosch)

1913 (Elmer V. McCollum) (Marguerite David) A

1918

1933D

1939 (Paul Mueller) DDT

1943

1953

1964

1972 DDT DDT

1974

1990


.1.


.1.

(Fritz Haber) (BASF) (Carl Bosch)


.1.


.1.


.2.

(Pierre M. A. Millardet)


.2.

DDT

(Paul Mueller) DDT DDT DDT DDT

DDT

DDT


.2.

(Louis Pasteur)

(BSE)


.2.

(Benjamin Holt) GPS


.3.

(John F. Queeny) NutraSweet


.3.

Abeta A (Albert Szent-Gyrgyi) C

A


.3.

(Justus Liebig)


.3.


.4.

(Ralph Wiley) PET


.4.

(Thomas Midgley) (Charles Kettering) 12 CFC CCl2F2

(1890) (1926)


.4.

(Percy L. Spencer) Radarange


.4.


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