Search Constraints

Start Over
Filtering by: Committee Member Burrill, Larry Remove constraint Committee Member: Burrill, Larry Academic Affiliation Horticulture Remove constraint Academic Affiliation: Horticulture Advisor Mack, Harry J. Remove constraint Advisor: Mack, Harry J.

Search Results

  • Effects of tillage-induced soil compaction on carrot seedlings emergence and yield

    Creator:
    Thomasson, James E.
    Abstract:
    The effects of five tillage treatments on soil bulk density and mechanical impedance were examined on Newburg sandy loam soil in the Willamette Valley, Oregon, in 1987. Subsequent effects on seedling emergence and yield of carrots (Daucus carota L., cvs. Orlando Gold and Royal Chantenay) were also measured. Mechanical impedance...
    Resource Type:
    Masters Thesis
    Full Text:
    also to my other committee members: Tim Righetti, Jim Vomocil and Larry Burrill. Special thanks go to