DILUTE LIME-SULPHUR SOLUTION 



285 



Good stone quicklime is selected and enough water added 

 to almost cover it. The sulphur is sifted and added to the 

 lime as soon as slaking begins. Constant stirring during 

 the slaking process is necessary, and sufficient water to 

 prevent burning should be added. This mixture should 

 slake vigorously for five minutes, when cold water should 

 be added to prevent further cooking. 



Dilute Lime-sulphur Solution. -- The advantages of 

 this spray over Bordeaux mixture are that it can be pre- 

 pared very readily, it does not clog the spraying nozzles, 

 or cause burning of the foliage and russeting of the fruit. 



Fig- J 53- Spraying cherries to control the rot. A typical fruit sprayer used by fruit 



growers. 



It is used especially during the growing season on the foliage 

 of apples, pears, European plums, and cherries, but it 

 cannot take the place of Bordeaux mixture in the control 

 of potato and grape diseases. 



It is prepared by diluting either the commercial or home- 

 made concentrated lime-sulphur solution. The amount of 



