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<br />=It 300 --
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<br />,~ Nu,,=' 11'4.93'9~' 1~ (: ;~= 0.93)
<br />B~ NI~}~ 1 ao~ 55e -Q.11Ui (iR2~ O~ 86)
<br />C.. Nro,= 853..30e~u~ (R2= O~76)
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<br />n, 11 ~ · i 6: .D ,..:.. ~. ~ c - ~~ r:i- n. ~ >- ,: " c: .0 ..... ,...:, ~ ~ s .,~ 'ie:. "t) ~ ~ I e
<br />m 0 i -,i~' at ~~ ~ ~ ~~, ~ ItZ o,~ ~i ,~ wf ~ : ~ ~ ~, : ,m 'Q ~ ~ ,!g
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<br />19'91
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<br />Figll '6~ 12!l Exponentilal decr,eases .in d,e.ns:ities of5U bad ullt hu,m. pba.c k
<br />--h"' T b. ~~ '~I. '.. : . _.ii .. ".t-. '-'-. C......_..I~. .~T.d.- 'R-:- ." i'.. .f".- '-.' - ""I'1imi - L' C'. R' (.'RfM'- '6'-"1'" '3:'-.~)" 't" Ill.'.--.
<br />C ,u- I In IlU,e m,a.n,s, em " o.ora -' 0 ,Iverlrom ': 'J.lle ,'_', '-, : H-I'~' '_ .,' :' "D, I' ava
<br />Canyon (RiM 165.4) for' S;eptembe,r 1'991 through M!arch 1992 (A)~ May
<br />'throiugh Novlember 1992. (Bl. and Septembe'r thr,Qug'h Novem,ber '1993, .re).
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