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Filtering by: Date issued sim 1981-04-17 Remove constraint Date issued sim: 1981-04-17 Subject Urea as fertilizer Remove constraint Subject: Urea as fertilizer

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  • Factors affecting nitrogen nutrition of western hemlock

    Creator:
    Gill, Ranjit Singh
    Abstract:
    Preliminary fertilization trials with western hemlock have yielded responses which vary significantly from stand to stand, especially in areas near the Pacific Coast. Growth responses have varied from positive to negative in an erratic manner. Previous data did not permit validation of such hypotheses as, "the application of fertilizer to...
    Resource Type:
    Dissertation