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The relationship between chilling tolerance and susceptibility to photoinhibition in Zea mays (L.)

Posted on:1991-01-30Degree:M.ScType:Thesis
University:Carleton University (Canada)Candidate:Langille, Linda JeanFull Text:PDF
GTID:2473390017452452Subject:Plant Biology
Abstract/Summary:
An apparatus was constructed in which individual, attached second leaves of 10 to 15 day old corn (Zea mays L.) seedlings could be treated to a microclimate of specific photon flux density (PFD), temperature, and humidity. The apparatus was used to investigate the relationship between the chilling tolerance of a corn genotype and its ability to resist photoinhibitory damage at chilling temperatures. Three corn lines differing in chilling tolerance, judged by the ability of seedlings to grow and survive 30 days at about 10;Although some trends were found, it was not possible to conclude that increased whole-plant chilling tolerance lends increased resistance to photoinhibition at 5...
Keywords/Search Tags:Chilling tolerance
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