Method of, and apparatus for producing fertilizer by utilizing e

Chemistry: fertilizers – Processes and products – Bacterial

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71 21, 71 64A, C05F 1108

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041086252

ABSTRACT:
A great many earthworms are bred in a layer of fermented vegetable matter, such as waste cotton and straw, which is maintained in a duly moistened condition. The earthworms eat the vegetable matter and discharge feces. The feces are gathered and refined into a natural organic fertilizer or manure through a number of steps including removal or killing of earthworm eggs.

REFERENCES:
patent: 3372018 (1968-03-01), Stocker et al.
patent: 3716371 (1973-02-01), Calvert et al.
patent: 4023954 (1977-05-01), DE Maudave
Agriculture, Warming Away, Newsweek, Jun. 21, 1976, pp. 67-68.

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