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Table 1 Mortality (%) of Cryptolestes ferrugineus in various commodities treated with DE, DEBBM and Beauveria bassiana applied sole or in combination

From: Aptness of entomogenus fungi with diatomaceous earth against various stored grain insect pests

Exposure Interval days

Commodity

Mortality % at concentrations of B. bassiana (conidia kg−1), DE/DEBBM (mg/kg)

1.5 × 108/0/0

1.5 × 1010/0/0

0/150/0

0/0/50

1.5 × 108/150/0

1.5 × 1010/150/0

1.5 × 108/0/50

1.5 × 1010/0/50

7

Maize

26.23a

51.64b–d

45.45bc

60.26c–e

42.10ab

66.29ab

56.30b–e

74.21e

 

Rice

31.11a

57.54b–d

53.36a–c

61.32cd

44.19ab

73.15d

61.30b–d

77.18d

 

Wheat

35.12a

68.26b–d

53.18bc

71.02cd

48.14ab

75.37d

64.20b–d

77.12d

14

Maize

42.16a

61.59a–d

53.28a–c

72.32c–e

50.36ab

81.40de

66.10b–d

91.18e

 

Rice

48.26a

68.20a–c

63.21a–c

77.52cd

56.36ab

88.13de

69.20b–d

97.35e

 

Wheat

53.15a

72.57b–d

62.21a–c

81.25cd

60.31ab

93.34de

74.16b–d

100.00e

21

Maize

56.24a

73.23a–c

61.16ab

76.26b–d

61.29ab

86.22cd

73.13a–c

97.55d

 

Rice

62.25a

77.67a–c

71.37ab

83.27b–d

66.43ab

93.14cd

77.15a–c

100.00d

 

Wheat

69.26a

80.63ab

72.35ab

86.22bc

71.24a

100.00c

80.33ab

100.00c

  1. Similar lettering within rows are not significantly different @ p < 0.05