Aa editions! fector which may eccentuste the ccoadition found ta
ges is earveatiy under otudy at thie Laburstory in cosperstion wit
tee Deger*=ana: of Betony. University of Weshingssn
The
low potas:
atum bevels in the soile at Rongeiep repreeent s petessium deficiency
for af least some of the plants)
Greenhouse cupoeriaentsa ia which
enerete” imeem pe EE DP we
Reageiep sotl was .90d 25 wel! an fiebd triais at Beagelap have demon
atreted that pot zeetuia fertilization decreases cesiam = 137 uptake vy
pia~.c (Walker and Held
1830)
This eheervation ic m@ agi erment with
the reperted increase in ceogium- 137 uptake by plaste iu other sotis as
te potepeium coacent ration in the sei] w reduced oy Un ionged « rupping
(Miomita et al . 1988 amt 9904
It appears poesibie that if a surpius of
peteesion: tere presert ia the eotle at Ren wiap, petasesim levels in
MW jus muecie would be mere uniform and cesium (5: levels loser
Ths simpbeet system ot.died st Reagelap wim reepect te ceosiam
and peotesmem wee :he sot!
Ceatem-13T and potassiem in
|37
rain water
whieh had percoimted threegh undisturbed »...3 were fevad to be present
1a -Sprosimately prepertenal esveunte under changing coaditions of pre.
Cipitetien and fertilisation (Cale et gi., 268)
or higher trepmic level.
However ao the sec cad
epreseanted by Birgmes, f any euch wistianship
eutse between the apteke of ceetum aad pomesciur, ‘it is mapted by several
vahnewsa veriables ta the ecosystem