Army Ant Studied In Canal Zone
Dr. T C Schneirla of the American Museum studies the army ant at Barro Colorado Island in the Canal Zone. He reports one queen in each colony and brood cycles of 60 000. Colonies migrate nightly with up to a million ants and walls of the headquarters are living ants.
MENTIONED IN THIS ARTICLE
Washington
Latin America
T. C. Schneirla
American Museum of Natural History
Schneirla
Smithsonian Institution
Barrarado Island
Rcal Wildlife
Biological Laboratory
Canal Zone
Panama Railway
Barro Colorado
Copper Hair Color Link Debated by Scientists
United Press science editors report that copper content in hair varies by color and species, with white cats showing 34 ppm and black cats 14 ppm. Goss and Green of the University of California challenge Japanese findings, noting copper levels in hair do not reliably determine color across species or individuals.
MENTIONED IN THIS ARTICLE
New York
Harold Goss
M. M. Green
University of California
Goss
Green
Goss and Green
H. Kikkawa
Z. Ogita
S. Fujita
California
American Association For the Advancement of Science
Young Trees Need Winter Shade To Protect Bark
MADISON Wisconsin UP Trees have protected men from the sun for a long time but now they should receive winter shade. University of Wisconsin landscaping specialist George Ziegler says newly planted trees especially those with smooth bark need shielding from sun thawing by day and freezing at night which stunts growth and can crack bark. A simple board or loose cardboard wrap against the trunk suffices to shield them.
MENTIONED IN THIS ARTICLE
Madison
Wis
George Ziegler
University of Wisconsin
First American timber export to Europe in 1608 event
The first American exports to Europe were timber products. A shipment of pitch Tarre clap board and Waynscot was sent to England in 1608.
MENTIONED IN THIS ARTICLE
Europe
England
Algae Likely Killing Fish In U S Lakes
Appleton Wisconsin technicians report algae as the culprits in fish die offs across several U S lakes and rivers. Daily oxygen readings showed low night levels when algae consume oxygen, then recover with sunlight. Fertilizers and sewage residues are accelerating algae growth, says Averill Wiley.
MENTIONED IN THIS ARTICLE
Appleton
Wis
Averill J. Wiley
League
Wiley
Lawton
U.S
Also Mentioned on This Page
Delos Smith
United Press Science
Weather Bureau
Vermont
Ohio Valley
Texas
Florida
Rockies
Central Plains
Mississippi Valley
Indiana
Michigan
Sulphite Pulp Manufactures Research League
Wisconsin
Fox River
Roach
C Ave
Silverfish
Blunt
Ical
Blunt Zorger
Jewelry & Loans
E Avenue
RoeBuck and Co Accownt
Hay Ata
Universal Motor
Lee
Providence
Pov
Pabst Blue
Stier
Libbon
Pabst Brewing Company
Milwaukee
Kenmore
Sears
Rotobroil
Lith and Gore
Lawton, Okla
This is just the beginning! Our collection holds over 300 years of history, including rare newspapers, obituaries, marriage records, birth records, and so much more—most of which you won’t find anywhere else!