Field evaluation of two entomopathogenic fungi; Beauveria bassiana and Metarhizium anisopliae as a biocontrol agent against the spiny bollworm, Earias insulana Boisduval (Lepidoptera: Noctuidae) on cotton plants

Egyptian Journal of Biological Pest Control

Table 3 T-test comparison between the mean infestations of Earias insulana after using the two fungal after 7 and 14 days at each treatment and control in 2018 and 2019 seasons

Treatment		Days after treatments of season 2018						Days after treatments of season 2019
		1st spray (July 8)		2nd spray (July 22)		3rd spray (August 5)		1st spray (July 8)		2nd spray (July 22)		3rd spray (August 5)
		Mean		Mean		Mean		Mean		Mean		Mean
		7 days	14 days	7 days	14 days	7 days	14 days	7 days	14 days	7 days	14 days	7 days	14 days
Control		*		NS		NS		*		NS		NS
Metarhizium anisopliae	S1	NS		NS		NS		NS		NS		NS
Metarhizium anisopliae	S2	NS		NS		NS		NS		NS		NS
Beauveria bassiana	S1	NS		NS		NS		NS		NS		NS
Beauveria bassiana	S2	NS		NS		NS		NS		NS		NS