TY - BOOK AU - Khalid,Mohamed Singab TI - Biochemical detection of resistance in the cotton leafworm spodoptera littoralis (Boisd.) PY - 1997/// KW - Spodoptera littoralis KW - Cotton leafworm KW - Control N1 - Thesis (Ph.D.)--Al-Azhar University,1997; Includes bibliographical references (leaves 129-158); Microfiche; Cairo,Egypt; ASUNET; 3 microfiches:negative ER -