ScienceJohn Michels (Journalist) 1934 |
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Page 352
... plant morphology quite naturally developed . Then began the study of the function of plants , and physiology also was given an early start . Morphology and anatomy had in the detailed phases to await the physical development of the ...
... plant morphology quite naturally developed . Then began the study of the function of plants , and physiology also was given an early start . Morphology and anatomy had in the detailed phases to await the physical development of the ...
Page 528
... plants , for instance , are lighter in color early in their development , but soon match with the long - day plants and , during the period of reproduction , become in- tensely green . Since the color of the foliage is due primarily to ...
... plants , for instance , are lighter in color early in their development , but soon match with the long - day plants and , during the period of reproduction , become in- tensely green . Since the color of the foliage is due primarily to ...
Page 571
... PLANTS EARLY in the history of vitamins , investigators on the sources of these essential factors in the food of animals discovered that the animal world has de- pended upon the plant world for its supply . Even when vitamins were ...
... PLANTS EARLY in the history of vitamins , investigators on the sources of these essential factors in the food of animals discovered that the animal world has de- pended upon the plant world for its supply . Even when vitamins were ...
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Academy acid activities Advancement of Science Agriculture American animals annual appear Association atomic awarded biological Botanical Bureau California carotene cells cent chairman Chem chemical chemistry chromatophore College committee copepods Council culture deuterium director discussion disease effect elected engineering experimental experiments fessor field Friday genetic geographic Geological given glaciers Grand Central Terminal Harvard Medical School Harvard University heavy water held hydrogen increase industrial injected Institute interest investigation isotope Jour laboratory lecture Medal Medicine meeting ment method Museum National nature observed organic papers period physical physiological plants present president problems produced Professor protein recent region reported SCIENCE FRIDAY scientific secretary Section session Sigma Xi sity Smithsonian Institution Building social Society soil solution species Survey temperature tetanus theory tion tissue toxin versity vice-president virus Washington William x-ray xanthophyll York York City