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ISOLATION AND CHARACTERIZATION OF ENTOMOPATHOGENIC ...

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Days after<br />

storage<br />

Table 25. Persistence of Verticillium lecanii in soil and phylloplane<br />

Colony forming units (CFU) Open air temperature Rainfall (mm)<br />

Simulated field conditions Field conditions<br />

Phylloplane (per<br />

sq.m area)<br />

Soil (per g of soil<br />

x 10 4 )<br />

Phylloplane (per<br />

sq.m area)<br />

Soil (per g of soil)<br />

Maximum Minimum<br />

0 147 323 129 20.3 x 10 9 29.9 15.0 -<br />

30 105 281 14 18.6 x 10 5 34.0 16.8 -<br />

60 26 169 - 168 35.3 18.5 -<br />

90 5 210 - 24 35.7 22.0 52.1<br />

120 2 245 - - 34.8 21.5 23.2<br />

150 - 192 - - 30.3 21.3 32.5<br />

180 - 114 - - 26.8 21.1 33.1<br />

210 - 81 - - 27.2 20.9 58.1<br />

240 - 58 - - 30.1 20.2 53.6<br />

270 - 37 - - 30.1 19.9 17.0<br />

300 - 18 - - 31.0 17.9 0.0<br />

330 - 9 - - 29.6 13.7 0.0<br />

360 - 2 - - 30.1 16.3 0.0<br />

390 - - - - 31.9 17.7 0.0<br />

420 - - - - 36.0 20.0 62.7<br />

460 - - - - 37.2 21.7 0.0<br />

490 - - - - 34.9 23.0 67.0

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