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Varietal Screening of Brinjal against Aphid (Aphis gossypii G.) Infestation and Population Fluctuation Plus Interaction between Aphid and Ladybeetle (Coccinella septempunctata L.) Populations

Varietal Screening of Brinjal against Aphid (Aphis gossypii G.) Infestation and Population Fluctuation Plus Interaction between Aphid and Ladybeetle (Coccinella septempunctata L.) Populations

Qudsia Yousafi1*, Muhammad Aslam2 andShahzad Saleem1

1Department of Biosciences, COMSATS, University Islamabad, Sahiwal Campus, Pakistan.
2 Department of Entomology, Faculty of Agriculture, Baha ud Din Zakariya University, Multan, Pakistan

*      Corresponding author: qudsia@ciitsahiwal.edu.pk; qudsia@cuisahiwal.edu.pk

 

Fig. 1.

Mean seasonal (total aphids counted/ number of sampling dates) number of aphids, Aphis gossypii (adult+nymphs) per leaf on different brinjal varieties at Sahiwal during 2013-14 (A) and 2014-15 (B).

Fig. 2.

Number (averaged over varieties) of Aphis gossypii (adult+nymphs) per leaf of brinjal at Sahiwal during 2013-14 (A) and 2014-15 (B).

Fig. 3.

Population fluctuation of Coccinella septempunctata (adult+larvae) per plant and Aphis gossypii (Adult+nymphs) per leaf on brinjal during 2013-14 (A) and 2014-15 (B) at Sahiwal.

Pakistan Journal of Zoology

December

Vol. 51, Iss. 6, Pages 1999-2399

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