Séaiìcc (hl i:ì Dccemhrc HHd 



Ilo 



l)olls[)er 100) trees was rench(Ml. From this lime on the 

 actual nuiiiher fell. 



Iv.nias, was relatively uiiiiup^irtaut (luring lOK). 

 Until the .'V' week of August less tiian 1 ";, of the bolls 

 were attacked by this jiest. The niaxinium percentage 

 was reached in the last week of October, with only 



I' /u • 



In actual numbers Ivuias reached at its maximum 

 less than iiOO bolls per 1000 trees in the second week of 

 September, haxint; i^isen slowly since the third week of 

 August. 



Considering that (ìeli'chia is an imported pest, which 

 has been in I\gyi)t less than 10 years, its increase has 

 been enormous. It now o(!Cuis everywhere, where cot- 

 Ion is grown in Egyi)t ; in the last week of October 

 87 % of the gi'een l)olls in Lowi'i-, 7S ■, in Middle and 

 (M) % in Upper I'^gypt were attacked by it; and we 

 ha\e received specimens of llu' moth from the desert at 

 Romani . 



As lo Marias it ap|)ears to have sunk to the position 

 of a minor pest not only relatively to the Piidv Boll 

 Worm, but probably also absolutely. 



