Effect of crude extract of aloe vera on wounds of donkey; A. shows no sensitivity zones (SZ) produced by crude extract of aloe vera at 30µl on Muller- Hinton agar plate (MHA). B. shows sensitivity zones (SZ) produced by crude extract of aloe vera at 60µl against Staphylococcus aureus on Muller- Hinton agar plate a, b, c 60µl containing crude extract of aloe vera, whereas d is control. C. shows sensitivity zones (SZ) produced by 60 µl crude extract of aloe vera against Escherichia coli on Muller- Hinton agar plate (MHA) a,b,c, 60 µl containing crude extract of aloe vera whereas d is control. D. shows sensitivity zones (SZ) produced by at 60 µl crude extract of aloe vera against Salmonella on Muller- Hinton agar plate (MHA) a,b,c, 60µl containing crude extract of aloe vera whereas d is control. E. shows sensitivity zone (SZ) of inhibition produced by at 60 µl crude extract of aloe vera against Shigella on Muller- Hinton agar plate (MHA) a,b,c, 60µl containing crude extract of aloe vera whereas d is control.