. Ecological investigations of the tundra biome in the Prudhoe Bay region, Alaska . tr 90 5 91 92 93 94 tr tr X3 tr tr 71 80 80 80 70 80 50 1 tr tr 20 30 50 10 10 30 30 30 40 20 10 30 30 20 30 5 5 10 20 20 30 30 40 10 40 10 20 20 10 30 5 [lijlMilg: tr tr tr 30 30 20 20 60 40 40 10 50 30 50 40 20 20 30 10 30 20 30 20 20 30 30 10 5 tr

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Keywords: ., bookcentury1900, bookcollectionameri, bookcollectionbiodiversity