EKB Journal Management System
Author = A. A. El-Sayed
Number of Articles: 12
1

The Detection of Homopterous Phytoplasma Vectors Infecting Some Ornamental and Medicinal Plants In Egypt

Volume 12, Issue 7, July 2021, Page 459-463
Elham A. Khalifa; A. M. El-Sayed
2

Effect of some Insecticides on Pink Bollworm, Pectinophora gossypiella (Saunders) (Lepidoptera: Gelechiidae), Associated Predators in Cotton Field and some of their Biochemical Effects

Volume 11, Issue 2, February 2020, Page 147-151
A. A. El-Sayed; A. E. A. Amer; Eman M. Abd-ElAzeem
3

Effect of Light and Dark Conditions on some Biological and Physiological Aspects of Helicoverpa armigera (Hübner)

Volume 8, Issue 10, October 2017, Page 501-503
A. A. A.; El-Sayed; A. E. A. Amer; A. A. A. Zaki; M. E. M. A. Hegab
4

Toxicity and Biological Effects of Some Bacterial Isolates on American Bollworm, Helicoverpa armigera (Hubner) and Spiny Bollworm, Earias insulana (Boisd.)

Volume 8, Issue 8, August 2017, Page 379-383
Eman M. A. El-Sayed; A. A. A. El-Sayed; A. E. A. Amer
5

Effect of some Host Plants on Susceptibility of American Bollworm, Helicoverpa armigera (Hübner) for some Insecticides

Volume 8, Issue 4, April 2017, Page 151-153
A. A. A. Zaki; A. E. Amer; A. A. A. El-Sayed
6

EFFECT OF SOME DIFFERENT COMPOUNDS ON AMERICAN BOLLWORM, Helicoverpa armigera (Hubner) IN COTTON FIELDS

Volume 4, Issue 2, February 2013, Page 207-214
A. A. El-Sayed; A. E. A. Amer; A. A. A. Zaki
7

IMPACT OF SOME ESSENTIAL OILS AND THEIR COMBINATIONS WITH VITAVAX-THIRAM FUNGICIDE ON CONTROLLING SCLEROTIUM ROOT-ROT OF SUGAR BEET

Volume 1, Issue 8, August 2010, Page 647-663
A. B. B. El-Sayed; H. A. Mohamed; M. H. Abd El-Kader
8

IMPROVED TECHNIQUES FOR LABORATORY REARING OF THE SPINY BOLLWORM, Earias insulana (BOISDUVAL) (LEPIDOPTERA: NOCTUIDAE)

Volume 1, Issue 5, May 2010, Page 299-306
A. E.A. Amer; A. A.A. El-Sayed; S. A.A. Raslan
9

MONITORING OF CROSS RESISTANCE AMONG SEVERAL INSECTICIDES IN THE COTTON LEAFWORM, Spodoptera littoralis (BOISDUVAL)

Volume 34, Issue 5, May 2009, Page 5473-5485
A. M. El-Ghareeb,; H. Ezzel-Din; A. M. K. El-Sayed; G. A. M. Abdu-Allah
10

TOXICITY OF SPINOSAD AND ABAMECTIN COMPARED WITH SOME CONVENTIONAL INSECTICIDES AGAINST PARENT FIELD STRAIN OF COTTON LEAF WORM, Spodoptera littoralis (BOISD.)

Volume 34, Issue 5, May 2009, Page 5221-5229
H. A. Ezz El-Din,; A. M. El-Gahreeb; A. El-Sayed; G. A. M. Abdu-Allah
11

INVESTIGATION OF RESISTANCE MECHANISMS IN SPINOSAD AND ABAMECTIN RESISTANT STRAINS OF COTTON LEAFWORM, Spodoptera littoralis (BOISDUVAL)

Volume 34, Issue 5, May 2009, Page 5209-5219
A. M. El-Gahreeb; H. A., Ezz El-Din; A. M. K. El-Sayed; G. A. M. Abdu-Allah
12

THE ABILITY OF COTTON LEAFWORM, Spodoptera littoralis (BOISD.) FIELD STRAIN TO DEVELOP RESISTANCE TOWARD SOME CONVENTIONAL AND BIO-INSECTICIDES

Volume 34, Issue 5, May 2009, Page 5231-5241
H. Ezz El-Din,; A. M. El-Gahreeb; A. M. K. El-Sayed; G. A.M. Abdu-Allah