Sputnik: DigestNovosti Press Agency, 1970 - Russia (Federation) |
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Page 123
... light in the life of Antarc- tica's marine population . For light is the principal variable there , the temperature and salinity of the water remaining constant . How do the plants and animals react to winter " light hunger " ? Do the ...
... light in the life of Antarc- tica's marine population . For light is the principal variable there , the temperature and salinity of the water remaining constant . How do the plants and animals react to winter " light hunger " ? Do the ...
Page 58
... light culture of the Insti- tute , and talked with its head , Pro- fessor Boris Moshkov , an eminent agricultural ... light physiology and light culture . For in Leningrad the sky tended to be grey , especial- ly in winter ( incidentally ...
... light culture of the Insti- tute , and talked with its head , Pro- fessor Boris Moshkov , an eminent agricultural ... light physiology and light culture . For in Leningrad the sky tended to be grey , especial- ly in winter ( incidentally ...
Page 59
... light could not be bad for plants ? Paradoxical , too , at first glance , in this same laboratory , in the king- dom of agrophysics ( " agro " means " land " ) there was no soil whatever . Tomatoes were being grown by the hydroponic ...
... light could not be bad for plants ? Paradoxical , too , at first glance , in this same laboratory , in the king- dom of agrophysics ( " agro " means " land " ) there was no soil whatever . Tomatoes were being grown by the hydroponic ...
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