'. ^ - / 



Plate 3.— Lithium Phosphate and Zinc Phosphate on Wheat. Season 1912. 



(a) No treatment : (&) '003 per cent. ; ic) "002 per cent. : (rf) "ODl per cent, of Lithium respec- 

 tively in soil ; {e) '03 per cent. ; (/; "02 per cent. : ig) "01 per cent, of Zinc respectively 

 in soil. 



/, 



Plate 4.— Lithium Nitrate and Zinc Nitrate on Wheat. Season 1911. 

 (a) -0025 per cent ; (/;) -005 per cent. ; (c) -(1075 per cent. ; (d) -01 per cent, of Lithium respec- 

 tively in soil ; (e) '025 per lent. ; (/) 05 per cent. ; i<j) -075 per cent. ; (h) 10 per cent, 

 of Zinc respectively in soil. 



