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Filtering by: Creator Smith, Selena Y. Committee Member Bottomley, Peter Subject Nitrogen -- Fixation

Effect of sulfur on dinitrogen fixation of alfalfa (Medicago sativa L.)

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:

stress and waterlogging (Gibson, 1977; Minchin, 1981), mycorrhizal interactions (Smith, 1981), and root
Utilization of inorganic and organic nitrogen by phytoplankton off the Washington and Oregon coasts

Creator:

Kokkinakis, Steven Andon

Resource Type:

Masters Thesis

Full Text:

nitrogen needs (Mccarthy et al. 1975, Smith 1978a, b, Whitledge 1978, Caperon et al. 1979). The 15N-NH4