Integrated Management of Late Blight Potato (Phytophthora infestans, (Mont) de Bary) Disease through Potato Varieties and Fungicides in Lay-Armachiho District, Ethiopia

Table 5

Interaction effect of different fungicides application and potato varieties on yield and yield components.

Variety	Fungicide	MY (t/ha)	UMY (t/ha)	TY (t/ha)
Local	NO	2.30^h	8.33^a	10.63^f
	MM	5.78^g	6.71^ba	12.49^fe
	RR	7.63^gf	6.47^bac	14.10d^fe
Jalene	NO	9.48^ef	6.01^bc	15.49d^cf
	MM	22.22^c	5.55^bc	27.75^b
	RR	23.14^c	4.62^dc	27.76^b
Gudene	NO	8.33^gf	6.94^ba	15.27^dce
	MM	11.57^ed	5.55^bc	17.12^dc
	RR	14.34^d	4.62^dc	18.96^c
Belete	NO	12.03^ed	5.086^bdc	17.11^dc
	MM	31.25^b	3.466^ed	34.71^a
	RR	35.647^a	1.843^e	37.48^a
Significance			ns
LSD (0.05%)		2.84	2.00	3.98
CV (%)		11.01	21.93	11.32

ns, non significant or significant at (%) or (%) respectively, means within the same column followed by the same letter(s) are not significantly different at (%) LSD = least significant difference, CV (%) = coefficient of variation, MY = marketable yield, UMY = unmarketable yield, TY = total yield, t/ha = ton per hectare, NO = control, MM = mancozeb and RR = ridomil fungicide.