READING VEGETABLE CROPS 



IS7 



insect. The insect is usually two-brooded. The 

 very small, slender white larvae are frequently found 

 attacking the base of the stems during the summer. 

 The adults again appear in the late autumn. A 

 great variety of remedies has been tried and recom- 

 mended for this insect, but none of them seems en- 

 tirely satisfactory. Perhaps the most dependable 

 methods of treatment at the present time are dust- 

 ing with air-slaked lime and frequent spraying with 



HILLING CELERY 



bordeaux mixture and arsenate of lead. These 

 remedies are, in a great measure, repellent rather 

 than destructive. The writer has tried every 

 remedy he has ever seen suggested, but has come 

 to depend entirely upon spraying with bordeaux 

 and arsenate to hold this pest in check. 



An effective plan adapted to small areas is to 

 make several plantings of seeds at intervals of three 

 or four days. By dusting or spraying, the bugs can 

 be kept off the first planting until the second one 

 appears. The insects will of their own accord leave 



