Chemistry: fertilizers – Processes and products – Inorganic material
Patent
1993-05-20
1995-01-31
Lander, Ferris
Chemistry: fertilizers
Processes and products
Inorganic material
71 1, 71 641, 111 73, C05B 2100, C05G 300
Patent
active
053855965
ABSTRACT:
Agricultural soil is acidified by applying fertilizer, especially in the form of a clear solution, having an undesirably low pH value. The invention provides for applying a liquid neutralizing reagent in the vicinity of the fertilizer, and in the same operation as applying the fertilizer. A device for treating the soil has a liquid container, a conduit and dispensing means for applying the neutralizing agent. The device can form part of a cultivating implement having fertilizer applying means, e.g. a seed planter.
REFERENCES:
patent: 2088869 (1937-08-01), Porter
patent: 4310344 (1982-01-01), Kjelgaard et al.
patent: 4495875 (1985-01-01), Makkink
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