Table 1.

Disease incidence percentage of six viruses in potato growing areas

Area	Cultivar	No of Samples	PVX	PVY	PVS	PVA	PVM	PLRV	Mix Infection
Checha Watni	Desiree	40	8.8	15.5	22.1	11.7	*	*	12.1
	Cardinal	40	4.8	11.7	14.2	20.1	*	*	6
Chiniot	Desiree	40	30.5	19.5	*	8.8	13.8	*	15.1
	Cardinal	40	19.5	13.8	*	7.8	34.4	*	17.2
Deepal Pur	Desiree	40	14.2	5.8	10.5	*	*	*	*
	Cardinal	40	*	3.7	3.7	*	*	14.2	4.7
Faisalabad	Desiree	40	*	20.7	15.5	*	7.5	*	*
	Cardinal	40	*	8.8	*	7.5	10.5	*	3.25
Gojra	Desiree	0	*	*	*	*	*	*	*
	Cardinal	80	14.2	42.8	28.5	*	14.2	*	14.2
Jhang	Desiree	60	26.3	15.5	26.3	17.2	*	*	14
	Cardinal	20	*	5.5	10.5	9.1	*	*	7
Multan	Desiree	40	12.1	6	4.8	*	*	*	4.8
	Cardinal	40	*	3.7	*	*	*	7.3	*
Murree	Desiree	60	*	*	*	*	*	*	*
	Cardinal	20	*	8.3	*	*	*	10.2	8.3
Okara	Desiree	20	18	21.9	28.5	12	*	*	13.5
	Cardinal	60	10.5	8.8	*	30.8	*	*	15
Sahiwal	Desiree	40	10	15.5	*	*	*	10	*
	Cardinal	40	*	4.5	*	*	*	*	*
Sialkot	Desiree	40	6.1	*	*	*	*	*	*
	Cardinal	40	10.5	5.5	5.5	*	*	5.5	*
Toba Tek Singh	Desiree	20	18	26.3	15.5	6.7	*	*	8
	Cardinal	60	19.5	13.2	9.5	30.8	12.5	*	17

^*Virus not detected