158 FRUIT CULTURE. 



double strength. Fortunately, it is by no means 

 so numerous. 



Currant Borers. Two species of borers, a 

 native and an imported, burrow up and down 

 the stem, feeding upon the pith, indicating their 

 presence by the sickly look of the leaves. The 

 moth escapes from the stem early in June. All 

 hollow stems should be cut out and burned, in 

 the fall or early spring. Vigorous plants are 

 seldom injured. 



When a plantation becomes infested with bark- 

 lice and scales, it is possible to cleanse with 

 strong alkaline washes, but it is usually better to 

 root out and burn the old plants, and begin anew 

 with fresh and healthy bushes. 



THE GOOSEBEKRY. 



In the moist climate of England, the goose- 

 berry is cultivated with great success, and it is 

 highly prized as a dessert fruit. All these Euro- 

 pean varieties are subject to parasitic growth, 

 commonly known as mildew, when cultivated in 

 this country. In the main we are limited to a 

 few native varieties, which are comparatively 

 exempt from this disease. These are much 

 below the English varieties in quality, and are 

 used mainly for pies, sauces, and jams. Some 

 cultivators have good success with the English 



