Device ensuring permanent nutrition of pot plants

Details Device ensuring permanent nutrition of pot plants Device ensuring permanent nutrition of pot plants

1983-04-25

1985-09-03

Demers, Arthur P.

Chemistry: fertilizers

Processes and products

Forms or conditioning

47 1R, 47 9, 47 58, 47DIG4, 71 6413, 71904, A01N 2500, A01B 7900

Patent

active

045390380

ABSTRACT:
Device for the permanent nutrition of pot plants and containing a granulated slow-release fertilizer comprising at least one fertilizing element selected from nitrogen, phosphorus and potassium, consisting of a flat support, on the upper surface of which adhere the granules, and a water-permeable sheet covering the flat support so as to enclose the granules.

REFERENCES:
patent: 2038019 (1936-04-01), Wright
patent: 3299566 (1967-01-01), MacMullen
patent: 3384993 (1968-05-01), Kane
patent: 3769748 (1973-11-01), Goldring
patent: 3993831 (1976-11-01), Vassiliades
patent: 4131648 (1978-12-01), Choi et al.

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