Author = L. Youssef
| Number of Articles: 4 | ||
| 1 | Effects of Fenitrothion and Deltamethrin Insecticides on Certain Biochemical Parameters of Culex pipiens larvae | |
| Volume 8, Issue 3, March 2017, Page 135-139 | ||
| L. Youssef | ||
| 2 | Impact of Sowing Dates and Certain Climatic Factors on the Population Dynamics of Key Insect Pests of Maize Plants | |
| Volume 8, Issue 3, March 2017, Page 141-149 | ||
| Y. E. Y. Abdallah; L. A. Youssef | ||
| 3 | BIOLOGICAL AND HISTOLOGICAL EFFECTS OF SPINOSAD ON spodoptera littoralis (BOISD.). | |
| Volume 32, Issue 12, December 2007, Page 10497-10510 | ||
| Aziza E. Abdel - Aal,; Faiza M. A. Mariy; L. A. Youssef | ||
| 4 | LABORATORY ASSESSMENT OF THE INHERENT SUSCEPTIBILITY OF SOME MAIZE VAR1ETIES TO POST- HARVEST INSECT INFESTATION | |
| Volume 29, Issue 4, April 2004, Page 2087-2094 | ||
| Shadia I. Salama,; L. A. Youssef | ||
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