Areawide management of fall armyworm, Spodoptera frugiperda (Lepidoptera: Noctuidae), using selected cover crop plants

Table 2 Number of fall armyworm larvae per meter row in different cover crop plots, 2011, 2012, 2013, and 2018, Quincy and Citra, Florida

Location/year	Treatment	Fall armyworm per meter row^a
Quincy 2011	Sorghum-sudangrass	1.0 ± 0.59 a
	Cowpeas	0.08 ± 0.08 a
	Sunn hemp	0 ± 0 b
	Fallow	0 ± 0 b
		F_3,9 = 4.73, P = 0.0302
Quincy 2012	Corn	1.21 ± 0.36 a
	Sorghum-sudangrass	0.65 ± 0.13 a
	Sunn hemp	0.08 ± 0.06 b
	Cowpeas	0.02 ± 0.02 b
		F_3,54 = 17.31, P < 0.0001
Citra 2012	Corn	1.71 ± 0.28 a
	Sorghum-sudangrass	0.73 ± 0.2 b
	Sunn hemp	0.05 ± 0.03 c
	Cowpeas	0.01 ± 0.01 c
		F_3,91 = 44.92, P < 0.0001
Citra 2013	Corn	2.875 ± 1.02 a
	Sorghum-sudangrass	1.1875 ± 0.83 b
	Mix	0.375 ± 0.25 b
	Sunn hemp	0.125 ± 0.06 b
		F_3,54 = 7.46, P = 0.0003
Citra 2018	Sorghum-sudangrass + millet	4.7 ± 2.4 a
	Sorghum-sudangrass + buckwheat	1.8 ± 0.08 a
	Sorghum-sudangrass + sunn hemp	1.7 ± 0.7 a
	Sorghum-sudangrass	1.5 ± 0.5 a
		F_3,38 = 0.51, P = 0.6755

Means followed by the same letter in each location/year are not significantly different, P > 0.05
^a Data in all experiments except Citra 2018 were transformed using Y^−0.5. Data in Citra 2018 was transformed using Y^−0.25

ISSN: 2662-4044