Method of treating surfaces to control bryophytes or lichens usi

Chemistry: fertilizers – Processes and products – Forms or conditioning

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71 86, 71 67, 514129, A01N 5720

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active

047754079

ABSTRACT:
A method of treating surfaces colonized or colonizable by bryophites or lichens which comprises applying thereto sufficient of a water soluble tetrakis (hydroxymethyl) phosphonium salt to kill, or inhibit the growth thereon of said bryophytes or lichens.

REFERENCES:
patent: 3704325 (1972-11-01), Stockel et al.
patent: 4673509 (1987-06-01), Davis et al.
Davis et al., Eur. Pat. Appl. 139,404, Chem. Abst. vol. 103(1985), 100400w.
Davis et al., GB 2,145,708, Chem. Abst., vol. 103(1985), 128751h.

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