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Creator:: Schisler, David Albert
Abstract:: Fusarium spp. frequent conifer nursery soils yet are rarely recovered from coniferous forest soils. Experiments were performed to determine what influence humic-rich organic amendments and volatiles from soil, ectomycorrhizal fungi and ectomycorrhizae have on the populations of several physiologic and taxonomic microbial groups potentially related to this phenomenon. A comparative...
Resource Type:: Dissertation
Full Text:: seeking further understanding of the complex field of soil ecology. It has been a privilege to work with

Creator:: Valverde, Bernal E.
Abstract:: Growth of individual goosegrass (Eleusine indica (L) Gaertn.) plants of three dinitroaniline-herbicide resistant (R) and three susceptible (S) biotypes from North Carolina, South Carolina, and Mississippi was analyzed in greenhouse experiments. Leaf area and biomass measurements, including root, shoot, above-ground, and total dry weights were similar among the biotypes studied....
Resource Type:: Dissertation
Full Text:: York. 12. RADOSEVICH, S. R., and J. S. HOLT. 1984. Weed ecology. Implications for vegetation

Creator:: Kokkinakis, Steven Andon
Resource Type:: Masters Thesis
Full Text:: molecular nitrogen (N2) are forms of new nitrogen. Nitrate is introduced into the euphotic zone

Creator:: Lopez-Jurado, Gerardo
Abstract:: Field experiments were established in 1982 and 1983 on a Woodburn silt loam soil (Aquultic Argixeroll) to examine the effect of S fertilizer on dinitrogen fixation and dry matter yield of 10 week-old seedling alfalfa (Medicago sativa L. cv. 'Apollo'). Six levels of S fertilizer (0 to 67.2 kg S/ha)...
Resource Type:: Dissertation
Full Text:: crop production (Stoskopt, 1981). The atmosphere provides a vast reservoir of molecular N2 (79 to 80

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