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Previous Beetle Research Results <br />Bethlahmy, 1975, White River, CO - 1974 km2 <br />80% trees covering 30% of watershed infested <br />15%, 38 mm increase in average annual yield <br />31 % increase in low flow rate <br />22% increase in high flow rate <br />27% in instantaneous peak flow <br />>25 year recovery period <br />~~ ~~.~ <br />~. <br />,' <br />~ '. <br />~..t ;. , <br />R ' <br />~~ <br />r <br />~~ ~ .~ ~ ~ - <br />'~ a -~ .~ w 1 ! ~, F -~ ~ ~ ,t <br />~, ~~ ~ L ~~ y ~ ~~ <br />~ ~ " ~ ~`• <br />-~~, i ~• ~ .~ ~, ~' ,, ~, t~ <br />~~,~ ~ ~ .~ ~ 9 ~ <br />~. "'~` <br />~$ ~ ~~ <br />.. <br />M r - ~, <br />r r <br />~ + +~' ,' <br />r ~'~ ,x <br />~ ~. ~ <br />y <br />~'" ~ t <br />h, ~'.~' h <br />~~ <br />s <br />~t <br />~; , <br />`•, _ `'tea r <br />