MINISTRY OF AGRICULTURE, EGYPT. 



TECHNICAL AND SCIENTIFIC SERVICE, 



liiillclin No. 13. 



(ENTOMOLOGICAL, SECTION.) 



THE HATE OF INCREASE 



OF 



THE PINK BOLL WORM IN GREEN BOLLS 



IN THE PERIOD JULY TO NOVEMBER 1916. 



BY 



L. H. GOUGH, PH.D., F.E.S., 



DIRECTOR. ENTOMOLOGICAL SECTION. 



Submitted fur printing un fi of ember 25, 1916. 



CAIRO. 

 GOVERNMENT PRESS. 



To be obtained, either directly or through any Bookseller, 



from the GOVERNMENT PRESS, Bulfiq, and from the SALE-ROOM, 



Old Ismailia Palnop. Sharia Qasr el Aini. 



1917. 

 PRICE P.T. 2. 



