Table 2 Phytotoxicity and effects of culture filtrates of Alternaria alternata YMM1, Chaetomium globosum YMM2, Alternaria tenuissima YMM3, and Nigrospora oryzae YMM4 on weeds

Rumex dentatus

Control

1.30 ± 0.03^a

2.50 ± 0.06^a

100.0 ± 1.10^a

0.0 ± 0.0^d

YMM1

0.90 ± 0.02^b

1.60 ± 0.03^b

90.00 ± 1.15^b

80 ± 1.63^a

YMM2

0.60 ± 0.02^cd

1.20 ± 0.05^c

90.00 ± 1.73^b

79 ± 1.41^a

YMM3

0.70 ± 0.05^c

1.30 ± 0.03^c

99.63 ± 0.32^a

38.7 ± 1.89^b

YMM4

0.50 ± 0.03^d

0.60 ± 0.04^d

06.00 ± 0.29^c

19 ± 1.41^c

Avena fatua

Control

9.00 ± 0.12^a

15.00 ± 0.58^a

100.0 ± 1.20^a

0.0 ± 0.0^c

YMM1

1.50 ± 0.06^c

4.00 ± 0.12^c

95.00 ± 0.58^b

2 ± 0.41^a

YMM2

2.00 ± 0.06^b

7.00 ± 0.52^b

99.33 ± 0.33^a

0.97 ± 0.05^b

YMM3

1.50 ± 0.05^c

7.00 ± 0.46^b

95.17 ± 0.44^b

0.93 ± 0.09^b

YMM4

2.03 ± 0.03^b

3.00 ± 0.06^c

70.00 ± 0.58^c

0.97 ± 0.05^b

Polypogon monspeliensis

Control

0.20 ± 0.01^a

2.60 ± 0.06^a

100.0 ± 2.10^a

0.0 ± 0.0^d

YMM1

0.20 ± 0.01^a

1.80 ± 0.12^b

90.00 ± 1.15^c

99.3 ± 0.94^a

YMM2

0.10 ± 0.02^b

1.50 ± 0.09^c

90.00 ± 1.73^c

99.3 ± 0.94^a

YMM3

0.10 ± 0.01^b

2.00 ± 0.12^b

95.00 ± 0.58^b

89.7 ± 0.47^b

YMM4

0.10 ± 0.01^b

1.80 ± 0.05^b

95.00 ± 0.29^b

18.7 ± 1.89^c

Setaria viridis

Control

2.00 ± 0.12^a

7.00 ± 0.23^a

99.33 ± 0.33^a

0.0 ± 0.0^c

YMM1

0.80 ± 0.06^b

3.40 ± 0.06^c

60.00 ± 1.73^c

19.3 ± 0.94^a

YMM2

0.60 ± 0.03^bc

4.50 ± 0.06^b

99.00 ± 0.58^a

4.87 ± 0.19^b

YMM3

0.50 ± 0.02^c

3.40 ± 0.05^c

95.00 ± 1.73^b

4.8 ± 0.28^b

YMM4

0.80 ± 0.05^b

2.60 ± 0.12^d

20.00 ± 0.58^d

4.93 ± 0.09^b

Sonchus oleraceus

Control

2.00 ± 0.06^a

3.00 ± 0.12^a

99.67 ± 0.33^a

0.0 ± 0.0^d

YMM1

1.40 ± 0.06^b

2.50 ± 0.05^b

99.27 ± 0.63^a

29.3 ± 0.94^a

YMM2

1.00 ± 0.03^c

2.00 ± 0.05^c

90.00 ± 1.73^b

9.4 ± 0.85^b

YMM3

0.80 ± 0.01^d

1.00 ± 0.02^d

08.00 ± 0.29^c

3.77 ± 0.33^c

YMM4

0.50 ± 0.03^e

0.90 ± 0.01^d

10.33 ± 0.88^c

4.73 ± 0.38^c

Plantago major

Control

1.10 ± 0.06^a

1.50 ± 0.06^a

99.00 ± 0.58^a

0.0 ± 0.0^c

YMM1

0.40 ± 0.03^b

0.70 ± 0.06^c

90.00 ± 1.73^c

89.3 ± 0.94^a

YMM2

0.50 ± 0.01^b

1.30 ± 0.05^b

95.00 ± 1.73^b

89 ± 1.41^a

YMM3

0.40 ± 0.01^b

0.80 ± 0.05^c

98.67 ± 0.88^ab

29 ± 1.41^b

YMM4

0.50 ± 0.05^b

0.70 ± 0.03^c

10.00 ± 0.58^d

29.2 ± 1.18^b

Echinochloa colona

Control

0.50 ± 0.03^b

4.00 ± 0.11^b

99.33 ± 0.67^a

0.0 ± 0.0^d

YMM1

0.20 ± 0.01^e

3.50 ± 0.10^c

98.33 ± 1.20^a

3.93 ± 0.09^c

YMM2

1.50 ± 0.02^a

5.00 ± 0.17^a

89.00 ± 2.08^b

8.83 ± 0.24^a

YMM3

0.30 ± 0.02^d

2.80 ± 0.03^d

81.00 ± 3.79^c

8.83 ± 0.24^a

YMM4

0.40 ± 0.02^c

1.70 ± 0.04^e

81.33 ± 2.96^c

7.77 ± 0.33^b

Echinochloa crus-galli

Control

0.50 ± 0.02^c

3.51 ± 0.06^b

97.67 ± 0.33^a

0.0 ± 0.0^e

YMM1

0.50 ± 0.01^c

3.00 ± 0.17^c

59.67 ± 1.45^b

19 ± 1.41^c

YMM2

0.60 ± 0.03^b

2.50 ± 0.04^d

50.00 ± 1.15^c

39 ± 1.41^b

YMM3

0.90 ± 0.04^a

5.00 ± 0.12^a

98.67 ± 0.88^a

9.67 ± 0.47^d

YMM4

0.00 ± 0.00^d

0.00 ± 0.00^e

0.00 ± 0.00^d

79 ± 1.41^a