Soil amendment

Details Soil amendment Soil amendment

1989-05-17

1992-05-19

Lander, Ferris

Chemistry: fertilizers

Processes and products

Organic material-containing

71 26, 71 6413, 71903, 71 28, C05F 1100, C05F 500, C05C 902

Patent

active

051144573

ABSTRACT:
A soil amendment is disclosed containing, by volume, about 20 to 60% cross-cut redwood grains or ground redwood bark of a particle size substantially in the range of 0.5 to 3 mm, about 15 to 50% grape pumice, about 0 to 20% cross-cut fir grains of a particle size substantially in the range of 0.5 to 3 mm, about 0 to 20% agricultural pumice and about 0 to 25% aged whole rice hulls.

REFERENCES:
patent: 2092100 (1937-04-01), Waynick
patent: 2995434 (1961-08-01), Burton
patent: 4707176 (1987-11-01), Durham

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