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J. v. Sachs In 1862, J. V. Sachs contributed to photosynthesis by demonstrating that starch formation was dependent on light in chloroplast. The philosopher Zimmerman particularly influenced Sachs' work with his lectures on zoology and botany; he also became a plant physician assistant at Agriculture and Forestry College
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Jan 10, 2022 · Reviewed by Govindjee and Krogmann (2004), Sachs showed that starch grains are produced in plant leaves and that these are the first visible product of the process of photosynthesis. He also takes credit for proving that the green pigment chlorophyll in the chloroplast is involved in photosynthesis. In her 2007 paper From Leaves to Molecules ...
Apr 5, 2024 · In 1862 and 1864 he proved that the starch present in the chloroplasts results from the absorption of carbon dioxide, and he established that starch is the first visible product of photosynthesis.
- The Editors of Encyclopaedia Britannica
Then there is his resuscitation of the method of "water-culture," and the application of it to the investigation of the problems of nutrition. Most important are his experiments, developing the concept of photosynthesis, that the starch -grains, found in leaf chloroplasts, depend on sunlight.
Appearance of starch grains in plants are the first visible product of photosynthesis. 4. Suggestion that substances other than carbohydrates such as growth regulating substances may regulate flowering in plants.
Jan 1, 2011 · Nineteenth-century German plant physiologist Julius von Sachs (1832–1897), who laid the foundations of modern plant physiology (Pringsheim, 1932; Gest, 1988), provided an overview of the early pioneers in his History of Botany (Sachs, 1875; 1890 translation).
