scholarly journals SIDE EFFECTS OF USING OF SOME FOLIAR FERTILIZERS ONBIOLOGY OF COTTON LEAF WORM, SPODOPTERA LITTORALIS (BOISD.) UNDER LABORATORY CONDITIONS

2014 ◽  
Vol 92 (4) ◽  
pp. 1305-1320
Author(s):  
ABDEL-MASEH W. MAKKAR ◽  
ERUAN S. MANSOUR ◽  
AML A. ABD-ALLAH
2008 ◽  
Vol 2 (1) ◽  
pp. 24-32
Author(s):  
Sh. H. AL-Obaidi ◽  
L. K. AL-Ani ◽  
W. A. Hussain

A field study were conducted to evaluate the efficacy of the entomopathogenic fungi Beauveria bassiana as abiocontrol agent for the cotton leaf worm Spodoptera littoralis infesting potato plants. Results indicated that soil treatment of the entomopathogenic fungi significantly reduced the percentage of plant infestation to 64.3, 60.7 % after 14, 21 days. Results of the infection intensity also significantly reduced in treatment of entomopathogenic fungi in soil to 18.7, 9.9 pore/leaf after 14, 21 days of treatment.The results revealed the higher efficiency of entomopathogenic fungi on plant yield, it become 633.3 gm in entomopathogenic fungi in soil treatment.


2009 ◽  
Vol 72 (1-4) ◽  
pp. 205-212
Author(s):  
M. M. Hosny ◽  
A. M. Wakid ◽  
E. A. Elbadry ◽  
H. A. Sallam

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