Reaction time (d) Extraction Fungal dry mass (g) ca TCP (mg L-1) ca CP (mg L-1) % of CP degraded
A. sydowiiCBMAI 935 (50 mg L-1 of chlorpyrifos)
10 (liquid medium + mycelia) 0.41 ± 0.01 3.0 ± 3.0 31.3 ± 5.90 37
20* (liquid medium + mycelia) 0.40 6.3 24.6 51
20* (liquid medium) - 4.9 1.0  
20* (mycelia) 0.38 - 26.0 46b
30 (liquid medium + mycelia) 0.36 ± 0.01 9.1 ± 0.40 18.6 ± 2.30 63
30 (fungus control) 0.34 ± 0.01      
Trichodermasp.CBMAI932 (50 mg L-1 of chlorpyrifos)
10 (liquid medium + mycelia) 0.40 ± 0.01 - 27.1 ± 4.50 46
20* (liquid medium + mycelia) 0.40 - 17.7 65
20* (liquid medium) - - 2.5  
20* (mycelia) 0.39 - 24.6 46b
30 (liquid medium + mycelia) 0.38 ± 0.01 2.9 ± 2.4 13.9 ± 0.07 72
30 (fungus control) 0.43 ± 0.01      
a = concentration determined by HPLC-UV.
b = % of CP biodegraded was measured by the sum of the concentration remaining in both liquid medium and mycelia.
* Not performed in duplicate.
Table 2: Quantitative biodegradation of chlorpyrifos by A. sydowii CBMAI 935 and Trichoderma sp. CBMAI 932, on the 10th, 20th and 30th d of reaction in a liquid medium.