56 



EFFECT OF PHOSPHATES 



TABLE XXIX. BOTANICAL COMPOSITION OP THE HAY BY WEIGHT 



AT BUTTERFIELDS, IiATCHINGDON. SEASON, 1919 



Soil: London clay. Sample taken: July 21st. 

 Manures sown: December, 1915 



Composition of the grasses by weight 



Fro. 10. Botanical composition of the Hay, by weight, at Butterfields, Latchingdon. 



Season, 1919. Soil London clay. 



1, Basic Bessemer slag. 2, Gafsa phosphate. 3, No manure. 

 4, Open hearth fluorspar basic slag. 5, Basic slag. 6, Basic slag. 



