Methods for using concentrated nitrogen-containing fertilizers

Details Methods for using concentrated nitrogen-containing fertilizers Methods for using concentrated nitrogen-containing fertilizers

1995-03-07

1996-02-27

Lander, Ferris

Chemistry: fertilizers

Processes and products

Organic material-containing

71 29, 564 63, C05C 900

Patent

active

054944988

ABSTRACT:
Urea increases the solute content of a fertilizer comprising water and at least two different nitrate-containing compounds selected from the group consisting of ammonium nitrate, alkali metal nitrates, and alkaline earth metal nitrates. In addition, urea enhances plant uptake of alkaline earth metals. Particularly favored are quaternary aqueous solutions containing urea, calcium nitrate, and ammonium nitrate.

REFERENCES:
patent: 1916617 (1933-07-01), Jaenecke et al.
Seidell et al., Solubilities of Inorganic and Organic Compounds, Van Nostrand Co., New York, NY (1952), p. 124.
Sienko & Plane, "Chemistry," (1961), pp. 196-199.
Fertilizer Nitrogen, Its Chemistry and Technology, Sauchelli, Editor, Reinhold Publ. Corp. NY (1964) pp. 251, 347-350.
Millard, Physical Chemistry For Colleges, McGraw-Hill Book Co. Inc., NY (1953) pp. 191-292.
CA 129779W, "Solubilities Equilibrium System," Kuemmel et al., Z Chem. (1973) 13(6), pp. 232-233. (No Month).

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