Plant husbandry – Cover – shade – or screen – Lath or slat type
Patent
1991-07-01
1992-09-01
Scherbel, David A.
Plant husbandry
Cover, shade, or screen
Lath or slat type
47 32, 47 33, 47 485, A01G 1310, A01G 2900
Patent
active
051428180
ABSTRACT:
A torroidal outer ring is positioned with a plant coaxially thereof, wherein the torroidal outer ring includes ring segments securable relative to one another in an end-to-end relationship receiving spikes between ring segment junctions to secure the rings together and to an underlying ground surface. A cylindrical trough is directed about a top wall of the ring member, including apertures to direct fluid therethrough. A central insert is positioned medially to the top wall, including a fertilizer to be dispersed through each interior cavity of each ring segment to the underlying ground surface.
REFERENCES:
patent: 1554865 (1925-09-01), Magoon
patent: 2782561 (1957-02-01), Smith
patent: 2909328 (1959-10-01), Babyak
patent: 3005287 (1961-10-01), Dudley
patent: 4268992 (1981-05-01), Scharf, Sr.
patent: 4268992 (1981-05-01), Scharf, Sr.
patent: 4336666 (1982-06-01), Caso
patent: 4866880 (1989-09-01), Weinblatt
Downs Joanne C.
Gilden Leon
Scherbel David A.
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