Scientific American. JANUARY 2, 1897,] I! … much longer than the stems of the The various ways in which the EFFECT OF DIFFERENT COLORED LIGHT RAYS UPON PLANT LIFE. other plants. The difference be- sunlight affects the leaves and blos- tween them and those exposed to soms, and consequently the whole study of plant physiology. Referring to to…
Internet Archive · Public domain (published before 1931). Free to use for anything.
