1. 2 A. H. Abdel-SAlam , 1995 : The biotic factors 'evaluation of their performance under natural conditions in cotton plantation PhD Thesis, Fac. Agric., Mansoura University. pp. 175.
2. 3 A. H. Abdel-SAlam, J. J. Ellington, M. A. El-ADl, A. M. Abou EL-NAga, and A. A. Ghanim , 1997 : An artificial diet forHarmonia axyridislarvae . 1st National Conference Mansoura, 45 March, 1997.1,22 33 .
3. 4 A. H. Abdel-SAlam, J. J. Ellington, M. A. El-ADl, A. M. Abou EL-NAga, and A. A. Ghanim , 1997 : Longevity and fecundity ofHarmonia axyridisadults reared on an artificial diet and pink bollworm eggs . 1st National Conference Mansoura, 45 March, 1997.1,50 57 .
4. Life 48: A Basic Computer Program to Calculate Life Table Parameters for an Insect or Mite Species