Tamarack Pests

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What is causing the eastern larch beetle outbreak in MN? Is drought or high water predisposing tamarack to attack by LB? <strong>Tamarack</strong> mortality became apparent starting in 2000. Upland vs lowland 24
Longer growing season – more demand on soil moisture , longer growing season for LB to mature 4+ wks 25
Page 1 and 2: Tamarack Pests • Mostly found on
Page 3: Larch sawfly Found around the world
Page 6 and 7: Stem decays Ontario 1950’s Phelli
Page 8 and 9: Fungi Isolated from Eastern Larch B
Page 10 and 11: Outbreak since 2000 Likely cause st
Page 12 and 13: Larch beetle mortality 2000 through
Page 14 and 15: August 2011 14
Page 16 and 17: Tamarack mortality due to Eastern l
Page 18 and 19: Reproductive biology Brood 1 Summer
Page 20 and 21: Black backed woodpecker 20
Page 22 and 23: What is causing the eastern larch b
Page 26 and 27: Overwintering of ELB Confusion in t
Page 28 and 29: Seasonal changes in mean supercooli
Page 30 and 31: Currently……. I still do not kno
Page 32 and 33: Research Background Only two major
Page 34 and 35: Research Studies of insect biology
Page 36 and 37: Research The influence of tamarack

Tamarack Pests

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