Field measurements of the dissociation of ammonium nitrate and ammonium chloride aerosols

1989 ◽  
Vol 23 (7) ◽  
pp. 1591-1599 ◽  
Author(s):  
A.G. Allen ◽  
Roy M. Harrison ◽  
Jan-Willem Erisman
2015 ◽  
Vol 21 ◽  
pp. 73-78
Author(s):  
Anjana Bista

Seven nutrient chemicals were tested in vitro during pre- and post- conditioning period in order to know their effects on O. solmsii seed germination. All the concentrations (4, 8 and 16 mM) of nutrient applied during pre-conditioning period inhibited germination, whereas the effects of chemicals applied during post-conditioning period was either inhibitory or ineffective depending upon the nutrients. Ammonium nitrate and ammonium chloride was effective in reducing seed germination by 43% and 41%, respectively, and were more than any other ammonium salts. This study showed that all forms of nitrogen are not equally effective in reducing of germination. ECOPRINT 21: 73-78, 2014DOI: http://dx.doi.org/10.3126/eco.v21i0.11907


1987 ◽  
pp. 2338-2343 ◽  
Author(s):  
Shigeru TANAKA ◽  
Yuichi KOMAZAKI ◽  
Katsuhiro YAMAGATA ◽  
Yoshikazu HASHIMOTO

1958 ◽  
Vol 36 (2) ◽  
pp. 330-338 ◽  
Author(s):  
A. N. Campbell ◽  
E. Bock

The limiting equivalent conductances of ammonium chloride, ammonium bromide, and ammonium nitrate as well as the limiting ionic conductances of the ammonium and nitrate ions were determined at 35 °C. with a probable error of 0.05%. The values found were [Formula: see text] 180.97 mhos, [Formula: see text] 182.73 mhos, [Formula: see text] 174.21 mhos, [Formula: see text] 88.73 mhos, and [Formula: see text] 85.48 mhos. These values were obtained by the application of the Shedlovsky method of extrapolation to equivalent conductance data, which had been corrected for the hydrolysis of the ammonium ion.Observed equivalent conductances of aqueous solutions of ammonium nitrate at 35 °C., in the concentration range from 0.0002 N to 10 N, have been compared with those calculated by means of the Wishaw–Stokes and Falkenhagen–Leist equations. The Wishaw–Stokes equation was found to give better agreement with experiment than the Falkenhagen–Leist equation.


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