TOMATO DISEASES. 



13^ 



ascends the stems, abstracting the cell contents and dis- 

 organising the movement of the sap. In bad cases the 

 f unguis encircles the stem, cutting off the sap supply and 

 causing the plant to wither and die. The i^tripes or 

 blotches on the fruit are first of all brown, then black. 

 Sometimes the leaflets turn inwards and upwards, become 

 brown, and discoloured streaks form on the fruit. When 

 })lants are grown in over-rich soil brown spots appear on 



[Ihoto: H. A. Miiith. 



T0MATOE-; ATIAC'KED BY BLACK SPOT DISEASE. 

 The centros of tho fruit have been turned black by the action of the fung-us. 



the leaves, stems, and fruit, but these are thought to be 

 due to the Potato fungus. This disease is also known as 

 the Black Rot. 



PiEMEDiE.-^. — In the case of plants or fruit infected with 

 the Stripe disease, the proper remedy is to at once burn 

 the lot. Fungicides are useless in such a case. As a 

 preventive it :s advisable to steep the seeds in a solution 

 of Condy's fluid, or in a sulphate of copper solution (half- 

 pound to a gallon of water). Should any of the spores of 



