Soil anti-crustant

Details Soil anti-crustant Soil anti-crustant

1979-01-12

1980-06-24

Bagwill, Robert E.

Planting

Drilling and broadcasting

Main and auxiliary frame machines

47 9, 111 6, A01G 100, A01C 506

Patent

active

042089735

ABSTRACT:
Reduction of encrustation of a soil where tender crops are germinated by treating the seed bed with an effective amount of a quaternary ammonium cationic polymer, either polydiallyl dimethyl ammonium chloride or a polymer of dimethylamine/epichlorohydrin dissolved in water.

REFERENCES:
patent: 2625529 (1953-01-01), Hedrick et al.
patent: 2787864 (1957-04-01), Eck et al.
patent: 2802303 (1957-08-01), Weeks
patent: 3094809 (1963-06-01), Kaufman et al.
patent: 3121973 (1964-02-01), Phillips et al.
patent: 3261127 (1966-07-01), Ferm et al.
patent: 3281987 (1966-11-01), Scott
patent: 3308578 (1967-03-01), Karcher et al.
patent: 3330070 (1967-07-01), Ferm et al.
patent: 3475435 (1969-10-01), Rothfelder
patent: 3653550 (1972-04-01), Williams

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