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The vegetation of the state of Qatar as related to landform and soil.
(
Qatar University
, 1990 , Article)
The effect of landform and soil on the vegetation of the State of Qatar is described. Five major landform/soil subdivisions are recognized; depressions, wadis, rocky and conglomerate hammada surfaces, sand dunes and sabkhas. ...
The effect of temperature and relative humidity on survival of unfed hyalomma impeltatum (acarina: ixodidae)
(
Qatar University
, 1991 , Article)
This work investigates survival of unfed Hyalomma impeltatum in which 8089 larvae, 3946 nymphs, 2058 males and 2304 females held at different combinations of temperature (21, 25, 29 and 34°C) and relative humidity (RH) ...
An Approximation Leading To The Binomial Distribution In The Stochastic Treatment Of A Reversible Chemical Reaction
(
Qatar University
, 1992 , Article)
The exact equilibrium distribution of the number of molecules of C in the reversible chemical reaction A+B ^=S: C is shown to converge to the binomial distribution when N is finite,
M—»!K, K—>0 in such a way that KM is ...