Authors: YAP HH JAHANGIR K CHONG ASC ADANAN CR CHONG NL MALIK YA ROHAIZAT B

Citation: Hh. Yap et al., FIELD EFFICACY OF A NEW REPELLENT, KBR-3023, AGAINST AEDES-ALBOPICTUS(SKUSE) AND CULEX-QUINQUEFASCIATUS (SAY) IN A TROPICAL ENVIRONMENT, JOURNAL OF VECTOR ECOLOGY, 23(1), 1998, pp. 62-68

Authors: YAP HH CHONG ASC ADANAN CR CHONG NL ROHAIZAT B MALIK YA LIM SY

Citation: Hh. Yap et al., PERFORMANCE OF ULV FORMULATIONS (PESGUARD(TM)-102 VECTOBAC(TM) 12AS) AGAINST 3 MOSQUITO SPECIES, Journal of the American Mosquito Control Association, 13(4), 1997, pp. 384-388

Authors: YAP HH FOO AES LEE CY CHONG NL AWANG AH BABA R YAHAYA AM

Citation: Hh. Yap et al., LABORATORY AND FIELD TRIALS OF FENTHION AND CYFLUTHRIN AGAINST MANSONIA-UNIFORMIS LARVAE, JOURNAL OF VECTOR ECOLOGY, 21(2), 1996, pp. 146-149

Authors: LEE CY YAP HH CHONG NL

Citation: Cy. Lee et al., INSECTICIDE RESISTANCE AND SYNERGISM IN-FIELD COLLECTED GERMAN COCKROACHES (DICTYOPTERA, BLATTELLIDAE) IN PENINSULAR MALAYSIA, Bulletin of entomological research, 86(6), 1996, pp. 675-682

Authors: YAP HH LEE CY CHONG NL FOO AES LIM MP

Citation: Hh. Yap et al., OVIPOSITION SITE PREFERENCE OF AEDES-ALBOPICTUS IN THE LABORATORY, Journal of the American Mosquito Control Association, 11(1), 1995, pp. 128-132