CORN PLANTS IN THE GREENHOUSE AT ARLINGTON FARM, VA. 



I'ndcr sonic conditions the ^;ro\vinj; of corn, for cx|)c-rinicntal |)nri)oscs, in yrecMihouses has 

 been found i)ra( tic able. Iliis met hod shortens the time necessary for t lie |)lants to mature. The 

 photograph shows some crossl)red |)lants of l'. S. Selection 201 grown at tlie Arlington I'arm in the 

 winter of 1920-21 photographed 105 days after emergence. (Kig. 4.t 



