Research Article
Diversity, Abundance, and Distribution of Avifauna in District Jhang, Pakistan
Table 6
Comparison in abundance of birds between Thal desert and Trimmu barrage in different months by
test.
| Month | Site | | Mean | Std. deviation | test for equality of means | | value |
| Mar | S1 | 35 | 34.57 | 32.89 | -0.27NS | 0.7915 | S2 | 45 | 37.29 | 53.17 | | | Apr | S1 | 34 | 28.82 | 28.75 | 2.01 | 0.0483 | S2 | 43 | 18.37 | 16.42 | | | May | S1 | 34 | 33.35 | 46.89 | 1.99 | 0.0500 | S2 | 37 | 17.49 | 12.09 | | | June | S1 | 35 | 29.54 | 34.15 | 1.97NS | 0.0532 | S2 | 38 | 17.34 | 16.55 | | | July | S1 | 34 | 29.12 | 30.70 | 2.21 | 0.0304 | S2 | 40 | 16.93 | 15.40 | | | Aug | S1 | 37 | 32.30 | 36.97 | 2.22 | 0.0295 | S2 | 35 | 17.46 | 14.31 | | | Sep | S1 | 32 | 23.44 | 24.31 | 1.31NS | 0.1944 | S2 | 35 | 16.66 | 17.77 | | | Oct | S1 | 31 | 27.90 | 44.49 | 0.17NS | 0.8633 | S2 | 35 | 26.00 | 44.76 | | | Nov | S1 | 37 | 29.05 | 50.25 | -1.13NS | 0.2605 | S2 | 47 | 47.45 | 88.03 | | | Dec | S1 | 35 | 35.17 | 44.94 | -1.29NS | 0.1997 | S2 | 51 | 61.43 | 114.10 | | | Jan | S1 | 38 | 38.11 | 62.43 | -1.64NS | 0.1055 | S2 | 51 | 80.51 | 150.26 | | | Feb | S1 | 35 | 28.37 | 27.62 | -1.63NS | 0.1067 | S2 | 48 | 57.65 | 103.35 | | | Total | S1 | 45 | 286.78 | 335.52 | -0.43NS | 0.6693 | S2 | 58 | 323.98 | 501.74 | | |
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Key: S1: Thal desert; S2: Trimmu barrage; : number of species; NS: nonsignificant ( ); significant ( ); highly significant ( ). |