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The Synecology of Phyco-Periphyton in Oligotrophic Lakes
This study is designed to (a) demonstrate the highly productive nature of the littoral area as compared to the pelagic region, (b) the possible importance of phyco-periphyton in the diets of fish, (c) the effects of meteorological conditions on distribution of phytoplankton, and (d) a demonstration of the invalidity of using artificial substrates as a universal means of measuring productivity.
Date:
May 1964
Creator:
Foerster, John W.
Object Type:
Thesis or Dissertation
System:
The UNT Digital Library
[Letters Mailed to Jack Ruby at Dallas County Jail]
Poor quality photocopies of letters which were sent to Jack Ruby during his time at Dallas County Jail. The letters were written by citizens, many of whom express an interest in his well-being and spirituality.
Date:
1964~
Creator:
Dallas (Tex.). Police Department.
Object Type:
Letter
System:
The Portal to Texas History
[Letters Sent to Jack Ruby in Dallas County Jail]
Photocopies of letters which were sent to Jack Ruby during his time at Dallas County Jail. The letters were written by citizens, many of whom express an interest in his well-being and spirituality.
Date:
1964~
Creator:
Dallas (Tex.). Police Department.
Object Type:
Letter
System:
The Portal to Texas History