Formulation of phosphorus fertilizer for plants

Details Formulation of phosphorus fertilizer for plants Formulation of phosphorus fertilizer for plants

2005-05-24

2005-05-24

Langel, Wayne A. (Department: 1754)

Chemistry: fertilizers

Processes and products

Organic material-containing

C071S027000, C071S032000, C071S041000, C071S064100

Reexamination Certificate

active

06896714

ABSTRACT:
Concentrated phosphorus fertilizers are disclosed that comprise a buffered composition of an organic acid and salts thereof and a phosphorous-containing acid and salts thereof. The concentrated phosphorus fertilizers can be diluted with water of pH ranging from about 6.5 to about 8.5 at ratios of concentrate to water at about 1:40 to about 1:600 to result in a fertilizer having a pH in the range acceptable for foliar uptake of phosphorus.

REFERENCES:
patent: 5514200 (1996-05-01), Lovatt
patent: 5830255 (1998-11-01), Lovatt
patent: 6113665 (2000-09-01), Lovatt
patent: 6645268 (2003-11-01), Lovatt
Robertson et al, “Orthophosphite as a Buffer for Biological Studies”, Archives of Biochemistry and Biophysics (1956), vol. 62, pp. 396-401. (no month).

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