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    Author(s): Paul S. Johnson; Charles W. Putnam; William G. Mares
    Date: 1981
    Source: Research Paper NC-197. St. Paul, MN: U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station
    Publication Series: Research Paper (RP)
    Station: North Central Research Station
    PDF: View PDF  (1.18 MB)

    Description

    A root observation chamber designed for forest nursery stock is described. The chamber consists of lower root observation section and a detachable upper "planter" section, both constructed of plexiglass and wood; the lower section is internally irrigated by a porous irrigation tube and the upper section by a "leader tube."

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    • This article was written and prepared by U.S. Government employees on official time, and is therefore in the public domain.

    Citation

    Johnson, Paul S.; Putnam, Charles W.; Mares, William G. 1981. A two-plane internally irrigated root observation system for forest nursery stock. Research Paper NC-197. St. Paul, MN: U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station

    Keywords

    root chamber, root growth, root regeneration, rhizotron

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