scholarly journals Flavonoid and Leaf Gas Exchange Responses of Centella asiatica to Acute Gamma Irradiation and Carbon Dioxide Enrichment under Controlled Environment Conditions

Molecules ◽  
2011 ◽  
Vol 16 (11) ◽  
pp. 8930-8944 ◽  
Author(s):  
Sina Siavash Moghaddam ◽  
Hawa Binti Jaafar ◽  
Maheran Abdul Aziz ◽  
Rusli Ibrahim ◽  
Asmah Bt Rahmat ◽  
...  
1994 ◽  
Vol 86 (4) ◽  
pp. 625-636 ◽  
Author(s):  
L. H. Allen ◽  
R. R. Valle ◽  
J. W. Mishoe ◽  
J. W. Jones

HortScience ◽  
1992 ◽  
Vol 27 (6) ◽  
pp. 616e-616
Author(s):  
Albert H. Markhart ◽  
Mark Harper

Roses are grown in Minnesota in the winter in closed greenhouses with the aid of HID lamps, and carbon dioxide enrichment. Although productivity is good, consumers often complain of a rapid dehydration or crisping of the leaves. Through a series of experiments using controlled environment chambers and known vase solutions we have determined that the crisping is due to the deposition of high levels of sucrose in the leaf cell walls due to transpiration from the leaves. The sucrose dehydrates the cell protoplast causing cell collapse and tissue death. Crisping is reduced by lowering the sucrose in the vase solution or reducing transpiration from the leaves. Abscisic acid added to the vase solution effectively reduced transpiration and crisping.


1999 ◽  
Vol 5 (3) ◽  
pp. 283-291 ◽  
Author(s):  
Rachid Serraj ◽  
L. Hartwell Allen ◽  
Thomas R. Sinclair

1980 ◽  
Vol 10 (3) ◽  
pp. 429-435 ◽  
Author(s):  
R. Ceulemans ◽  
I. Impens

Different ecophysiological characteristics of various Populus clones (maximum net CO2 uptake rate, apparent quantum yield, photon flux density compensation point, boundary layer resistance, and stomatal and internal resistances to carbon dioxide and water use efficiency) were studied using a gas exchange method. Most significant differences were found in the water use efficiency ratios, the internal resistances to carbon dioxide and the maximum net CO2 uptake rates. Recently selected interamerican Populustrichocarpa crossings (Populus clones Unal, Beaupré, and Trichobel) showed high water use efficiency, high maximum net CO2 uptake rates, and low internal resistances.


Crop Science ◽  
2012 ◽  
Vol 52 (4) ◽  
pp. 1803-1815 ◽  
Author(s):  
David H. Fleisher ◽  
Qinguo Wang ◽  
Dennis J. Timlin ◽  
Jong-Ahn Chun ◽  
V. R. Reddy

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