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Plant Water Stress Affects the Feeding Performance of American Bollworm, Helicoverpa armigera (Lepidoptera: Noctuidae) on Cotton Plants

Plant Water Stress Affects the Feeding Performance of American Bollworm, Helicoverpa armigera (Lepidoptera: Noctuidae) on Cotton Plants

Muhammad Irfan Ullah1*, Muhammad Arshad1, Muhammad Imran Khan1, Muhammad Afzal1, Azhar Abbas Khan2, Syed Muhammad Ali Zahid1, Muhammad Saqib1, Asad Abdullah1, Saba Kousar1 and Maryam Riaz1 

1Department of Entomology, University of Sargodha, 40100, Sargodha, Pakistan; 2College of Agriculture, Bahauddin Zakariya University Bahadur Sub-Campus, Layyah, Pakistan.

muhammad.irfanullah@uos.edu.pk  

Figure 1

Relative growth rate (means±SE) of Helicoverpa armigera feeding on cotton plants with different moisture levels, means sharing similar letters for each water stress level are not significantly different at P > 0.05. 

Figure 2

Relative consumption rate (means±SE) of Helicoverpa armigera feeding on cotton plants with different moisture levels, means sharing similar letters for each water stress level are not significantly different at P > 0.05 

Figure 3

Leaf injury (means±SE) caused by Helicoverpa armigera feeding on cotton plants with different moisture levels, means sharing similar letters for each water stress level are not significantly different at P > 0.05 

Eq1
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Pakistan Journal of Agricultural Research

December

Vol.36, Iss. 4, Pages 297-403

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