Prevalence and distribution of Cucumber mosaic virus (CMV) in major Chilli growing areas of Pakistan

In order to monitor and determine the incidence of cucumber mosaic virus chilli pepper. surveys were conducted in 73 fields throughout the pakistan during 2006-07. total 706 samples (sindh 191,punjab 257,kpk 51 and balouchistan 207) were collected and tested through direct antigen coating enzyme linked immuno-sorbent assay (dac-elisa). elisa results indicated that cmv prevails throughout the pakistan with a relative incidence of 44.7%. maximum incidence of cmv was recorded in sindh (51.8%) and balochistan (17.47%) followed by punjab (8.5%) and kpk (7.8%). no district was found free from cmv infection in sindh and balochistan. among the weed flora of chilli pepper field,trianthema pentandra (itsit),cyprus rotundus (deela) and portulaca olercea (kulfa) were found to be infected among the samples collected from the sindh province.