Show ELECTRICITY TO AID CROPS Scientific Gardening Produces Two Batches of Lettuce to One by Daylight Larger and better crops of ot vegetables can an he be produced with the aid of ot electric electric electric elec elec- lights says a recent report report report-of of the International Institute of Agriculture which describes experiments made In forcing lettuce for tor th the market Five electric lamps were so arranged arranged arranged ar ar- ranged over a plot of lettuce as to diffuse diffuse dif dlf- dif dif- fuse tuse uniform light the lamps being turned on dally for about six hours beginning at dusk After 12 days the lettuce so treated had two and a halftimes half times 1 as many fresh leaves as other heads which had been planted at the same time but which had bad not been exposed to the electric light The heads of forced lettuce were described In the report as larger and firmer finner and they realized better prices when sold Plants exposed only to daylight required required re re- re- re from four to five weeks or double the time to reach this d development development develop develop- elop ment so BO that with the use of electric light ht two crops of lettuce could be rals raised d In the time required to raise one otle un under er ordinary conditions After r 6 seven ven weeks of electrical illumination Il Illumination il- il a comparison made between between be be- tw tween n the illuminated plants and a similar number numb of plants not Illuminated mum mum- rutted 1 showed fed n R 50 Jl J. J per cent advantage u n n weight In favor of the former onner |