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Filtering by: Committee Member Boersma, Larry Committee Member Quatrano, Ralph

Apoplastic distribution of atrazine and glyphosate in intact sunflower leaves

Creator:

Jachetta, John Joseph

Abstract:

Apoplastic distribution patterns of atrazine [2-chloro-4-(ethylamino)- 6-(isopropylamino)-s-triazine], glyphosate [N-(phosphonomethyl)- glycine], the naturally occurring apoplastic leaf solutes, and the apoplastic dye PTS (trisodium 3-hydroxy-5,8,10-pyrenetrisulfonate) were compared. Aliquots of sap were expressed from intact sunflower leaves in a pressure chamber over intervals of 0.2 to 0.4 bars. Three distinct fractions were detected...

Resource Type:

Dissertation
Ozone flux in Helianthus annuus (L.)

Creator:

Smith, Elaine D.

Abstract:

Sunflower (Helianthus annuus L., cv. NK894) seedlings, grown hydroponically, were exposed to ozone concentrations of 0.0, 0.1, 0.2, and 0.3 ppm at 60% RH, or 0.0 and 0.3 ppm at 30% and 90% RH, for 6 h/d, for four consecutive days, at ages 15 to 18 days from seeding. Plant...

Resource Type:

Masters Thesis
Reduction in atrazine toxicity to winter wheat by the growth retardant CCC

Creator:

Kirkland, Kenneth

Resource Type:

Dissertation