Barrier mulch films

Details Barrier mulch films Barrier mulch films

2011-01-11

2011-01-11

Collins, Timothy D (Department: 3644)

Plant husbandry

Mulching

Reexamination Certificate

active

07866088

ABSTRACT:
Vegetables are grown by (a) applying an effective amount of a fumigant to the soil where the vegetables will be grown; (b) placing a barrier mulch film over the fumigated soil; (c) planting vegetables in the soil under the barrier mulch film; (d) maintaining the barrier mulch film in place over the soil for substantially the entire growing season to reduce weeds and to control temperature; and (e) harvesting the vegetables. The barrier mulch film contains: (i) an upper layer comprising a polyolefin and a sunlight reflecting/absorbing agent; (ii) a second layer comprising an adhesive; (iii) a third layer comprising a barrier plastic; (iv) a fourth layer comprising an adhesive; and (v) a lower layer comprising a polyolefin and a sunlight absorbing agent.

REFERENCES:
patent: 3592792 (1971-07-01), Newland et al.
patent: 5846661 (1998-12-01), Basset et al.
patent: A-1110792 (1992-02-01), None

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