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Population Dynamics of Thrips tabaci (Lindeman) in Relation to Abiotic Climate Factors on Bt and Non-Bt Cotton Cultivars

Population Dynamics of Thrips tabaci (Lindeman) in Relation to Abiotic Climate Factors on Bt and Non-Bt Cotton Cultivars

Muhammad Hannan Ahmed1, Muhammad Irfan Ullah1,*, Abu Bakar M. Raza1, M. Afzal1, A. Khaliq1, Yasir Iftikhar2 and Hafiz Muhammad Aatif3

1Department of Entomology, University of Sargodha, Sargodha, Pakistan
2Department of Plant Pathology, University of Sargodha, Sargodha, Pakistan
3Department of Plant Pathology, Bahaudin Zakariya University, Bahadur Subcampus Layyah

*      Corresponding author: mirfanullah@uos.edu.pk

Fig 1

Mean maximum and minimum temperature °C during the sampling for thrips population from June-October.

Fig 2

Percent humidity during the sampling thrips populations from June-October.

Fig 3

Variation in canopy (A) and varieties (B) for thrips population.

Fig 4

Population dynamics of thrips sampled over twenty intervals in six cotton varieties.

Fig 5

Relationships of thrips population with minimum temperature (A), maximum temperature (B) and humidity (C).

Fig 6

Fluctuations in the mean temperature and thrips count per leaf in twenty sampling intervals.

Pakistan Journal of Zoology

October

Pakistan J. Zool., Vol. 56, Iss. 5, pp. 2001-2500

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