アメリカ自動車産業におけるアニュアル・モデル・チェンジの一考察
Published in 商学討究 • Oct 31, 1977
Authors:
由宇 佐々
Abstract
A series of experiments investigated the effects of wavelength and intensity of light in initiation of body fattening (gain in body weight) and gonadal growth in migratory blackheaded bunting under complete and skeleton photoperiods. Using fluorescent light at an intensity approximately 700 lx, the ...
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