Plants Grown in Pots at Garforth, and Sprayed 



with a 12 per cent solution of 



Sulphate of Iron 



KIND OF PLANT 



Peas 



Scarlet Runners 



Broad Beans 



Carrots' 



Parsnips 



Onions 



Leeks 



Lettuce 



Radish 



Cress 



Mustard 



Beet- Root 



Swedes 



White Turnips 



Mangels 



Red Clover 



Cow Grass 



White Clover 



Trefoil 



Alsike 



Perennial Rye Grass 



Italian Rye Grass 



Timothy 



Wheat 



Barley 



Oats 



"Seeds" with some White Mustard 



result 



Slightly damaged. 

 Slightly damaged. 

 Leaves scorched. 

 Very little damage done. 

 Very little damage done. 

 Very little damage done. 

 Very little damage done. 

 Injured. 

 Injured. 

 Injured. 



Completely killed. 

 Slightly damaged. 

 Leaves blistered. 

 Leaves blistered. 

 Leaves blistered. 

 Leaves blistered. 

 Practically uninjured. 

 Practically uninjured. 

 Practically uninjured. 

 Practically uninjured. 

 Practically uninjured. 

 Practically uninjured. 

 Practically uninjured. 

 Practically uninjured. 

 Practically uninjured. 

 Practically uninjured. 

 Mustard killed, but 



"seeds" uninjured. 



The solution was also tried at Garforth on a large number 

 of different weeds, none of which were of the charlock tribe. 

 In no case were these weeds exterminated. An excessive dose 

 did damage to daisies and plaintain in pasture without equal 

 harm to the grass plants. 



