Show electricity TO AID CROPS scientific gardening produces two batches of lettuce to one by daylight larger and better crops of vegetables can be produced with the aid of electric lights says nays a recent report of the international institute of agriculture which rb lIi describes experiments made in forcing lettuce for the market five electric lamps were so arranged ivr r a plot of lettuce ns as to diffuse uniform light the lamps being turned on dally daily for about six alx boum beginning at dusk after 12 days daya the lettuce so BO treated had two and a halt hali times ni as many fresh leaves as aa other heads fiends which had bad been planted ut at the tha same name time but which lind had not heen been exposed to the electric light the heads of forced lettuce were described in the report as aa larger and firmer and they re allred better prices when sold bold plants exposed only to daylight required from four to five weeks or double the time to reach this development so BO that with the use of electric light two crops of lettuce could be raised in the time required require to raise one me under ordinary conditions after seven weeks week of electrical illumination it a comparison made between the illuminated plants and 4 similar number of plants not illuminated showed a BO por per cent nd advantage vantage in n weight in favor of the former |