TIle percentage of infestation caused by the larvae of liriomYlB trifo/li
(Burgess) vari&d from 23.21 % and 52.08 % in the first season and from 30.83 % and
SO.O 'Ye in the second season at E~Arlsh locality. On 1M other hand, the percentage of
infestation at Ratah locality ranged between (19.48 " and 49.25 ") and (16.88 and         47.68 %) in the first season and the second season, respectively.                  . . TIle aWfrage percentage of paTaSllism caused by the hymenopterous parasitoJ(is
al EI-.Arish locality were 89.16 % and 87.43 'Ye during the first season 2001 /2002 and
the second season 2002 12003, respectively. Ai Ratah locality, the average rates of parasitism were 84.58 % and 83.53 "
dunng the first season and the second season, respectively.