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Crescograph, Bose Institute, Kolkata. A crescograph is a device for measuring growth in plants. It was invented in the early 20th century by Jagadish Chandra Bose. The Bose crescograph uses a series of clockwork gears and a smoked glass plate to record the movement of the tip of a plant (or its roots). It was able to record at magnifications of ...
Arc Auxanometer. An auxanometer (Gr. auxain = "to grow" + metron= "measure") is an apparatus for measuring increase of growth in plants. [1]In case of an arc-auxanometer (see picture), there is a thin cord fixed to the plant apex on one end and a dead-weight on the other with a pointer indicating against an arc scale.
Grover Cleveland "Cleve" Backster Jr. (February 27, 1924 – June 24, 2013) was an interrogation specialist for the Central Intelligence Agency (CIA), best known for his experiments with plants using a polygraph instrument in the 1960s which led to his theory of primary perception where he claimed that plants feel pain and have extrasensory perception (ESP), which was widely reported in the media.
Pfeiffer was a pioneer of biodynamic agriculture in Europe, Britain, [7] and America. He is most widely known for his innovative work in composting.He conducted extensive research on the preparation and use of biodynamic compost and was the inventor of BD Compost Starter, a compost inoculant. [14]
Louis Pfeiffer was born in Cassel, the eldest son of the jurist Burkhard Wilhelm Pfeiffer and his wife Louise (née Harnier). [2] Pfeiffer received his primary education in the Cassel Lyceum, where he distinguished himself academically, and by the age of fifteen was already at the top of his class. [3]
Richard Friedrich Johannes Pfeiffer FRS [1] (27 March 1858 – 15 September 1945) was a German physician and bacteriologist.Pfeiffer was born to Otto Pfeiffer, a German pastor of the local Evangelical parish, and Natalia née Jüttner, in Treustädt, Province of Posen (), and died in Bad Landeck (Prussia, now Poland).
San Diego toddler Brigland Pfeffer ended up in the pediatric intensive care unit following a rattlesnake bite on his right hand. His parents were hit with a nearly $300,000 bill for his treatment ...
Inficon was founded in Syracuse, New York by a group of scientists and engineers from General Electric (GE) and Syracuse University (SU), who developed a halogen leak detector in December 1969.