Fifteen samples of 100 green bolls, taken from one field at 

 Gemmeiza Farm, September 2, 1916. The figures given are the 

 number o attacked bolls. 



TABLE IV. 



Average : 28 '5. 



Thirty-one samples of 100 green bolls, taken from one field at 

 'Giza, September 14, 1916. The figures given are the number ot 



attacked bolls. 



TABLE V. 



Averaire : 32' 3. 



