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Case Study of "LR"
Optimization Modeling in Foraging of the Goldenrod Ball Gall (E urosta solidaginis)
(Kalamazoo College, 1990)
The goldenrod ball gall larva, Eurosta solidaginis , is a common winter food source for the Downy Woodpecker, Picoides pubescens, and the Black-capped Chickadee, Parus atricapillus. Galls were examined in order to ...