Plant husbandry – Mulching
Patent
1988-08-15
1990-01-30
Hafer, Robert A.
Plant husbandry
Mulching
47 32, A01G 700
Patent
active
048964530
ABSTRACT:
A strip of vegetation-growth-blocking material for use as a ground cover as a polyethylene foil on an upper surface of which a bituminous protective and adhesive layer is applied to block ultraviolet deterioration of the foil. Gravel or a like heavy bulk material is bonded by the adhesive to the foil and a reflective layer can be applied to the gravel layer.
REFERENCES:
patent: 2218909 (1940-10-01), Gill
patent: 2294930 (1942-09-01), Palmquist
patent: 3427194 (1969-02-01), Lippoldt
patent: 3555728 (1971-01-01), Herns
patent: 4154637 (1979-05-01), Kasten
Cofsky Lynda M.
Dubno Herbert
Hafer Robert A.
Sotralentz S.A.
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