Chemistry: fertilizers – Processes and products – Forms or conditioning
Patent
1989-05-26
1991-08-27
Raymond, Richard L.
Chemistry: fertilizers
Processes and products
Forms or conditioning
71 88, 71 92, 71 93, 71 86, 71100, 71105, 71109, 71115, 71117, 71120, 71121, 71118, 47 58, A01N 4388
Patent
active
050430092
ABSTRACT:
The present invention provides a method for controlling weeds, e.g. plant growth, using a combination of a herbicide that is absorbed by the plant, together with the application of sound at a frequency of between 4 and 6 kilohertz at a volume of about 115 decibels to facilitate the uptake of the herbicide by the plant.
REFERENCES:
patent: 3499437 (1970-03-01), Balamuth
patent: 3550586 (1970-12-01), Balamuth
patent: 4055915 (1977-11-01), Charnoe
Thomson, Agricultural Chemicals, Book II Herbicides, 1983-84 Revision, pp. 234-235.
Bembenick B.
Dan Carlson Scientific Enterprises, Inc.
Raymond Richard L.
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