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Some Factors Influencing the Vigor of Incubator Chickens: 1. Age and Vigor of Parent Stock; 2. Cooling Eggs During Incubation; 3. the Use of Moisture
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Meteorology: The Weather Map and the Rain-Makers; The Factors Necessary to Produce Rain, Man's Attempt to Rival Them, and a Few Gen
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The American Naturalist, Vol. 50: A Monthly Journal Devoted to the Advancement of the Biological Sciences with Special Reference to the Factors of Evo
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[직수입양서]
The Chemic Problem in Nutrition (Magnesium Infiltration): A Sketch of the Causative Factors in Disorders of Nutrition as Related to Diseases of the Ne
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The American Naturalist, Vol. 54: A Monthly Journal Devoted to the Advancement of the Biological Sciences, with Special Reference to the Factors of Ev
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[직수입양서]
Life, Its Factors and Improvement: Including Phrenology, Its Principles, Proofs, Faculties, Organs, Temperaments and Teachings Applied to Physiology,
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