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Creator:: Norberg, O. Steven
Resource Type:: Dissertation
Full Text:: Norberq for the degree of Doctor of Philosophy in Crop Science presented on July 12, 1991. Title

Creator:: Shuler, Philip E.
Abstract:: The usefulness of preplant nitrogen (N) in establishing alfalfa in colder production areas has not been well characterized. This study was conducted to determine the effect of preplant N and soil temperature on yield, percent N derived from biological nitrogen fixation (PBNF), and shoot N concentration in alfalfa (Medicago sativa...
Resource Type:: Dissertation
Full Text:: , 1991. Title: The Effect of Preplant Nitrogen Fertilization and Soil Temperature on Biological

Creator:: Ben-Younes, Mongi, 1953-
Resource Type:: Dissertation
Full Text:: respectively. Combined analysis of variance indicated that temperature had a highly signifi- cant effect on

Creator:: Brewer, Tim G.
Resource Type:: Masters Thesis
Full Text:: tolerance limits. The effect of temperature on relative interspecific competition and its relationship to

Creator:: Castro Derényi, Marina
Abstract:: Wheat (Triticum aestivum L.) plants exposed to higher than usual temperatures during ripening show altered agronomic and grain quality characteristics. Given that seasonal variation in quality creates difficulties in the marketing and processing of grain, improving the genetic adaptation of wheat cultivars to heat stress is an important objective in...
Resource Type:: Dissertation

Creator:: Fandrich, Lynn
Abstract:: Jointed goatgrass (Aegilops cylindrica Host) infestations in winter wheat (Triticum aestivum L.) production regions of the central and western USA result in severe economic losses in the wheat market. Field and greenhouse studies were conducted to determine the vernalization requirements of winter wheat, spring wheat, jointed goatgrass, and wheat by...
Resource Type:: Dissertation
Full Text:: 3.3. Effect of vernalization duration and temperature on the time in growing degree days (GDD) from

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