Show SUPER WHEAT GROWN NOW WITHOUT SOIL produced in in water by means mean s of artificial light I 1 ann francisco growth of a supery wheat that readied reached maturity in 13 weeks with nith neither soil nor sunlight was announced liere here by the Univ university crity of california wheat under field conditions dit ions often requires he fhe months to mature the announcement follows completion of lengthy resea resca cli ch in a inborn laboratory on the university campus by prof A R davis of the division of agriculture chemistry and prof D n R lioa Iton giand of the division of plant nutrition the experiment Is recognized by these scientists as of the widest possible import the wheat was grown it was revealed in a greenhouse laboratory where artificial light was furnished by means of 12 argon filled lamps of candlepower candle cindle power each and where jirs jars of water containing the chemical ele ments necessary tt for plant growth replaced the soil abich ordinarily con tallis them the quality of tile wheat nt it nia ma durity the professors declare haq wn much hig higher her than that raised under tinder field conditions and could he be lied fled as being of it the file fact that the wheat was grown to wa maturity in 13 weeks a unheard of achievement demonstrates according to the investigators that dint the len length gah of the light period Is im bit portail to growing plants the lights applied to tile wheat plants were turned on fur for IG 10 hours licurs a day and this dept them giovin rapidly with tile doubling of tho liblit exposure the plant development was multiplied by four the professor pr olessor greenled reen led and when lie ile light wits was OP ap plied for a full 21 24 hour day the growth was astounding Pr elous in these pioneer held field troubled by the in frires fr irei Q or 1 hell t rn q lr from tho ho liping ara and itself a eliter sereen to in fit in problem ant this hiis nn all nn lel fill solution nin an ro fessor rii found the correi one ile Is air through the glass b in mains of an electric fun fan it was that the still rn riby which contribute to plant growth waif deiv present in the electric light rays even een to tile tiie longer ellra ras |