Strawberry. 



365 



the spring, and from another made when the first blossoms 

 open. After harvesting the fruit, it is a good plan to mow off 

 the old foliage, then to remove and destroy it. Burning the 

 strawberry patch over is frequently followed by bad results. 

 The new growth should then be sprayed at intervals of three 

 or four weeks until two or three applications have been made. 



Mildew (Sphcerotheca Castagnei, Lev.). Description. This 

 fungus grows on the berries, and also on the surface of the 



FIG. 89. Strawberry leaf blight. 



strawberry leaves, during the summer. It covers them with 

 a thin net of mycelium which resembles delicate cobweb. 

 Affected leaves curl and appear as if suffering from want of 

 water (Fig. 90). The disease is rarely serious. 



Treatment. When the malady is first seen, spray the plants 

 with a fungicide containing copper. Sulphur, if scattered upon 

 the leaves and between the plants, is also said to check the 

 disease, since the heat of the sun at this season of the year is 

 sufficiently great to cause fumes to be given off freely. 



