INDEX
People’s Republic of China
weapontest, radioactivity monitoring
after, 183, 234, 613-14
Perkins, R. W.
‘Measurements of Airborne Radio-
nuclides and Determinations of Their
Physical Characteristics’’, 198-221
Perth, Australia
strontium-90 content in rain, 671
tritium content in rain, 671
Peru
air sampling, 479, 482, 484, 487, 619-22
Petroleum jelly
coating of fallout collectors, 85, 87
Phillipines
tritium concentrations since 1961, 654
Physical properties
iodine-131 in atmosphere, 215-17
nuclear debris, 23-33
particles from high yield air bursts,
98-107
Plants
cesium uptake, 899-900
fission product content, variations in,
711-22
iodine residence time on, 768, 831,
901-2
iodine-131 accumulation from radioisotope decay, 895-96
iodine-131 content, relation to rabbit
contamination, 758-80
jodine-131 distribution in Sedan burst
area, 806, 808-10
iodine-131 transfer to animals, model
studies, 803
radioisotope retention, factors
affecting, 768, 772-73, 900-2
Rongelap Island, 13Cs and %Sr
content, 746-47
strontium-89 content, relation to
rabbit contamination, 758-80
tritium uptake, 697
Plutonium-238
tracing in stratosphere from failed
satellite, 420
Plutonium-239
distribution with altitude in 1962 and
1964, 211
fission product abundance calculations
for various neutron energies, 24
fission products, beta decay curve, 105
fractionation ratio with %Zr data
from silicate bursts, 72-81
ratio with 13'Cs in air at Richland,
Washington, 209
Pohang, Korea
tritium concentrations since 1961, 654,
660
.
Pollen
content in consecutive rain showers, 690
types determined in rainwater, 575,
578, 581
washout from air by convective storms,
566-67, 569-70, 572-73, 576-80
Polyethylene
941
beta activity retention by, 689
Pontiffcia Universidade Catdlica, Brazil
**Some Aspects of Fallout in Brazil’’,
791-99
Port Stanley, Falkland Islands
tritium concentrations since 1961, 655-
36
tritium content in rain, 671
Porto Alegre, Brazil
air Monitoring station, 479
Potassium
ratio with 137Cs in Norwegian school
boys, 861-64
transfer from forage to milk, 707-10
Potassium-40
determination by gamma ray spectroscopy, 185
environmental level studies, 235-38,
242
Potassium hydroxide
formation in molten soil systems, 37
Potatoes
sodium-22 content, 219
strontium-90 content of, in Argentina,
851-53
Potential vorticity
correlation with radioactivity
concentration in atmosphere, 436-49
Praseodymium-143
activity in 235U fission product mixture,
99, 101
Praseodymium~-144
content in stratospheric air sample,
609-10
contribution to total fission product
activity, 30, 33
determination by gamma ray spectroscopy, 185
ground surface amounts at various
times in 1963 and 1964, 194
Praseodymium-144 systems (!4Ce-14Pr)
determination in rainwater, 569, 574,
575, 577, 578
fallout levels in 1962-1964, 196
Praseodymium-145
contribution to total fission product dose
rate, 33
Praseodymium-146
contribution to total fission product dose
rate, 33
Pre-Buggy I Program
debris deposition pattern, 355
Precipitation
(see also Rain and Snow)
cesium~137 in, transfer to milk, 703-10
correlation with 13’Cs content of
Norwegian milk, 865, 876
effects on debris deposition, 213-15, 784
effects on deuterium vertical distribution, 675-85
effects on 180 vertical distribution,
675-85
effects on 90Sr content in air, 624, 627-28
growth mechanisms, effect on Sr
content, 595-98