The National Geographic Magazine, Volume 40National Geographic Society, 1921 - Geography Indexes kept up to date with supplements. |
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Page 150
... important . On my first camp- ing trips the grouse were found in many clearings , second- growth thickets , and about old lumber roads ; for berries , in- sects , seeds , and sun- light induced such gatherings . For years I was under ...
... important . On my first camp- ing trips the grouse were found in many clearings , second- growth thickets , and about old lumber roads ; for berries , in- sects , seeds , and sun- light induced such gatherings . For years I was under ...
Page 216
... important findings . Many of these inter- cepted insects are not now known to be established anywhere in this country , and numbers of them , if established , would become important farm , garden , or forest pests . Discussing briefly ...
... important findings . Many of these inter- cepted insects are not now known to be established anywhere in this country , and numbers of them , if established , would become important farm , garden , or forest pests . Discussing briefly ...
Page 217
... important . and easily detected pests as the gipsy and brown- tail moths were found re- spectively , in the egg and arval stages on no less than 63 different ship- ments of plants . These are merely typical illus- trations out of many ...
... important . and easily detected pests as the gipsy and brown- tail moths were found re- spectively , in the egg and arval stages on no less than 63 different ship- ments of plants . These are merely typical illus- trations out of many ...
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A. L. Shelton American animals Argentina bank beautiful beaver birds boat Bogotá Buenos Aires camera camp canoe Carolines coconut color coral deer dory early Easter Island eastern Ecuador expedition feet fish fishermen flashlight forest fumaroles George Shiras ground harbor head hills Hindu hundred hunting Indian Japan Japanese Jivaros Kashmir Katmai killed Lake Superior land living marble Maynard Owen Williams miles moose mountain muskrat Naknek Lake National Geographic Society native Nauru night Pacific Paraguay passed pests Photograph by Dr Photograph by Frank Photograph by George picture plants Ponape reached reef region river road rock sail schooner season seen ship shore side skipper slopes snow South stand steamer stone stream temple Tibet Tibetans tion trail traveler trees tropical trout valley volcanoes Whitefish Lake wild William Jessop wind women wood