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t-,/rrr',r47c

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65<br />

Alter 48 houls it€ nrmb€r ofcclls ofrlav@ werc counGd,n rhe inoculum<br />

mcdium following Brced.s Smear Method (Collin d 4/., l9E9). .Ih. iollowing sreps<br />

]vcrc rollorved.<br />

l) Loop of 4 didmeter (one toopfull=0.0tmt)<br />

'tun<br />

w6 prepared and dipped in<br />

2) Tte loop fu culrure waj sp€ad on mioos@pjc alide in a.e of tcm by first<br />

nrakinS rht d€s on nide rhm metinS it *irh mdker<br />

3) Slide wd air dried (n.n fixcd on flame.<br />

4) Staining was ptrfomed using Cnam.s st in, $e lta,mng ruft of which was as<br />

a) Crysralviolet 3 minul€s<br />

b) C.ah.s iodine 3 minur€s<br />

c) Acid alcohal washing<br />

d) Saf.ainine 5_r0 seconds<br />

5) The sljde so lrepeed w6 examined under l00X oil te!s.<br />

6) The microbial counr was pe.formed in five microscoprc lietds, to catculale rh€<br />

average mic.obiat count per field.<br />

?) Calcularions werc done as follows<br />

whe.e,<br />

Tobtnumber oforgeisnll,/mt - Ave.ae. No. ofo.aaaisms r M.f x pilurion<br />

o-ol<br />

M f= Micccopic fador^o or micrcscopic fi.los per cn.. which w.s<br />

bY<br />

1,,{.F "tt- '<br />

A =l0ru (mearx Icrn? ale, is equal to l0rmicrons)<br />

a = AEa, which is carculared by t',

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