Superphosphate is a chemical fertiliser first synthesised in the 1840s by reacting bones with sulfuric acid. The process was subsequently improved by reacting...

Triple superphosphate (TSP) typically consists of 44–48% of P2O5 and no gypsum. A mixture of single superphosphate and triple superphosphate is called...

out patents covering superphosphate fertiliser on 23 May 1842. On the same day John Bennet Lawes also took out a superphosphate patent. Murray was judged...

Ca(H2PO4)2·H2O. Both salts are colourless solids. They are used mainly as superphosphate fertilizers and are also popular leavening agents. Material of relatively...

Fertilizer prices   DAP   Potassium chloride   Phosphorite   Triple Superphosphate   Urea...

Fertilizer prices   DAP   Potassium chloride   Phosphorite   Triple Superphosphate   Urea...

Manor that eventually became Rothamsted Research, where he developed a superphosphate that would mark the beginnings of the chemical fertilizer industry.[citation...

manufacture superphosphate. In 1927, Cuming Smith and two other firms – Mount Lyell Mining and Railway Company and Westralian Farmers Superphosphates – established...

which was much in demand as a fertilizer before the discovery of superphosphates in the 1840s. Bernard Wilkin and Robin Schäfer, supported by the British...

fertilizer plants at Bramford, and Snape in the 1850s. By the 1870s superphosphates produced in those factories, were being shipped around the world from...

The possibility of using aircraft was soon investigated. Spreading superphosphate by agricultural aircraft was independently suggested in 1926 by two...

higher yields. A study found that when applying tithonia with triple superphosphate (TSP) that the yields increased by 220% compared to a control test containing...

Fertilizer Nitrogen: not necessary Phosphorus: often limiting, US: Superphosphate 200–250 kg/ha Plant Protection Weeding: young guar plant development...

to form triple superphosphate, a more concentrated phosphorus fertilizer which excludes the gypsum content found in single superphosphate: Ca3(PO4)2 + 4...

first in the country to combine sulphuric acid and bone dust to produce superphosphate. The Burnside Chemical Works in Dunedin was the first of its type in...

nitrate 0-17-0 to 0-22-0 Superphosphate (Monocalcium phosphate monohydrate with gypsum) 0-44-0 to 0-52-0 Triple superphosphate (Monocalcium phosphate monohydrate)...

state to be absorbed by plants. Their investigations also produced the superphosphate, consisting in the acid treatment of phosphate rock. This led to the...

Drugs, 9th ed. monograph 8775 "The Manufacture of Sulfuric Acid and Superphosphate" (PDF). Chemical Processes in New Zealand. Archived from the original...

Australia, changes in farming practices such as the application of superphosphates on pastures and a switch from pastoral farming to arable farming had...

eventually overtaken with the discovery of methods of production of superphosphate. Early matches used white phosphorus in their composition, and were...

habilitation thesis "On the manufacture of the artificial manure known as superphosphate" contained a description of several crystalline substances which greatly...

and turbines. This plant was targeted because it powered the Al-Qa'im superphosphate fertilizer plant (nicknamed 'Big Al'), known to produce yellowcake for...

create superphosphates, which were shipped around the world from the port at Ipswich. By 1871 there were about 80 factories making superphosphate.[where...

part sharp sand With amendments of: 0.6 g/L ground limestone 1.2 g/L superphosphate The potting mixes are used to grow different types of plants depending...

agriculture without the aid of lime and other fertilizers, such as superphosphate. They can be easily exhausted, and require more careful management than...

produced amount (≈60%) was consumed for fertilizers, particularly superphosphates, ammonium phosphate and ammonium sulfates. About 20% is used in chemical...

1840s he established large works near London for the manufacture of superphosphate of lime. Processes for the vulcanization of rubber were patented by...

fluorapatite (Ca5(PO4)3F) from phosphate rock during the production of superphosphate fertilizer. Neutralizing agents include sodium hydroxide and sodium...

The 2007–2008 world food crisis happened when fertilizer prices spiked then.   DAP   Potassium chloride   Phosphorite   Triple Superphosphate   Urea...

Phosphate (TSP) fertilizer and from 1990 is started producing Single superphosphate fertilizer also. The fertilizer complex is located Karnaphuli river...