JOURNAL OF AGRICULTURAL SCIENCE. Vol. VII. No. 1. 



PLATE 



4 3 



Lime Requirement in Relation lo Natural Flora. Photographs o( turfs from Harpenden Common. 

 The various soils showed lime requirements of (1) 0200, (2) 255, (3) 0282, (4) 0353 and (5) 0493 

 per cent. CaCOg . 



