Monitoring of citrus psylla, Diophorino cltrl Kuwayama, was carried out at Yompaphant  (450  mast), Tanahun; Lohi (650 masl), Tanahun; Bandipur (1,050 masl), Tanahun; Agricultural Research Station, Malepatan (850 masl), Kaski; Hemja (1,050 masl), Kaski; Agricultural Research Station (ARS), Lumlc (1,450 masl), Kaski and Bhakimli (1,300 masl), Myagdi. Bright yellow sticky trap was used for monitoring the psyllid from September 1999 to April 2001. Yellow sticky trap was replaced by mouth aspirator at Yampaphant, Lohi and ARS,  Malepatan from May 2001 to July 2001.D. citri was  found at……….

Monitoring of citrus psylla, Diophorino cltrl Kuwayama, was carried out at Yompaphant  (450  mast), Tanahun; Lohi (650 masl), Tanahun; Bandipur (1,050 masl), Tanahun; Agricultural Research Station, Malepatan (850 masl), Kaski; Hemja (1,050 masl), Kaski; Agricultural Research Station (ARS), Lumlc (1,450 masl), Kaski and Bhakimli (1,300 masl), Myagdi. Bright yellow sticky trap was used for monitoring the psyllid from September 1999 to April 2001. Yellow sticky trap was replaced by mouth aspirator at Yampaphant, Lohi and ARS,  Malepatan from May 2001 to July 2001.D. citri was  found at……….