EVALUATION OF COMMERCIAL CITRUS CULTIVARS FOR RESISTANCE TO CITRUS LEAF MINER AND ITS MANAGEMENT

To combat the problem of citrus leaf miner (clm), which is one of the important source of canker disease development. a study was conducted in research area of the department of plant pathology 2008-09. fifteen commercial citrus varieties were screened to find out degree of resistance. kinnow exhibited the resistant response against clm attack blood red and mayer developed high clm populations. pine apple, mungal singh, jaffa and succari were moderately susceptible to clm attack, whereas tangerine, malta valentia late, feutral's early, china lemon, grapefruit musambi and sweet lemon showed susceptible response against clm infestation. plant extracts withania somnifera (aksin), achyranthus aspera (akk) and pesticide (fon 75%wp used to manage the citrus leaf miner under field conditions on these fifteen citrus varieties. the most effective combination was fon at 0.3g/l plus achyranthus aspera at 7.5% against clm infestation.