556 



DISEASES OF CULTIVATED PLANTS 



rounded by a number of stunted and distorted shoots. 

 Diseased plants are checked in growth and remain stunted. 

 Eelworms and their eggs are usually present in considerable 

 numbers in the swollen parts. 



Jl 



a<u 

 a3 rt 



al 



9 



SI'S 



II 



Deep ploughing and treating with sulphate of potash are 

 recommended when the land has produced a diseased crop. 



As the eelworm attacks many different kinds of plants, it is 

 important to avoid growing a crop on land that is infected, 



