FOR PROFIT. l6l 



hole should be stopped up. The Moth lays its eggs 

 in a likely spot, and on hatching, the young at once 

 eat their way to the centre until they turn to chrysalids. 



Green Fly (Aphis or Lice) on Plums, and the Red 

 Fly on Pears and Apples, can be treated as for Black 

 Fly at half the strength, or in the place of tobacco, 

 40Z. of quassia chips can be used with the soft soap. 

 For Peaches and Nectarines the mixture requires 

 well diluting, as the young growth is very tender, 

 and two or three weak applications are preferable to 

 one strong one, which will often bring off the foliage. 

 It is best to do the work, if possible, in the evening, 

 and syringe early next day with clear tepid water, to 

 clean the foliage. Other Mixtures are Nos. i, 2, 4, 

 5, 6, 7. A late brood of Aphis often appears in 

 September ; these should be carefully destroyed to 

 prevent increase in early Spring. 



Scale. — When Trees of Apples and Pears appear 

 to be greyish in the stems, this is caused by 

 innumerable Mussel scale insects which adhere to 

 the bark and quickly stop the healthy expansive 

 growth of the tree. They may be checked by timely 

 application of Blight Cure No. i. Pears and Plums 

 on walls are very liable to scale, also trees suffering 

 from poverty of soil. 



Scab or Black Spot. — This disease (Fusicladium 

 dendriticum), which shows itself in disfiguring brown 

 spots and cracks on the fruit, and also as brown 

 spots both on the leaves' and the bark, is the most 

 serious fungoid pest the Apple grower has to deal 

 with. It is often disregarded until it has reached 

 its most serious stage in which the young wood is 

 covered with minute ruptures or pustules, and when 

 N 



