Plate 5. — Carbonate of Copper on Wheat. Season 1913. 
( b ) -10 per cent. ; (c) ’05 per cent. : (d) '02 per cent. (e) '01 per cent. ; (/) '00o per cent. 
of Copper respectively in soil. 
a 
ten 
d 
PLATE 6.— Carbonate of Copper on Wheat. Season 1913. 
Ptoots of plants in Plate 5. 
(a) No treatment; (b) 
'10 per cent. ; (c) '05 per cent. ; (d) 02 per cent. , 
Copper respectively in soil. 
O) '01 per cent, of 
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