Method of promoting water transport through soil

Plant husbandry – Process

Patent

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Details

47DIG10, 405 36, 405264, 71 27, 71903, C09K 1700

Patent

active

043808867

ABSTRACT:
A method of promoting the transport of water through medium and coarse grained soils comprising the step of applying to the medium or coarse grained soil a soil amendment composition at a level of less than 20 parts per million parts by weight of dry soil, and preferably less than 5 ppm. The composition comprises a substantially linear, substantially water-soluble hydrophilic polymer having a molecular weight greater than 50,000. A preferred polymer is poly (ethylene oxide) having a molecular weight of 300,000 to 7,000,000.

REFERENCES:
patent: 4163657 (1979-08-01), Koslow et al.

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