BiocHEMiCAL Bulletin (Vol. III 



Plate 3 



WILSON: STUDIES OF PLANT GROWTH IN HEATED SOIL 



Fig. i: Buckvvheat seedlings four days after germination ; Fig. 2: Buckwheat 

 seedlings one week older than those in Fig. i ; Fig. .?.■ Buckwheat at flowering 

 time. 



