A modified technique for the preparation of specimens of Sternorryncha for taxonomic studies U Sirisena, GW Watson, KS Hemachandra, HNP Wijayagunasekara Postgraduate Institute of Agriculture, University of Peradeniya: Peradeniya, 2013 | 63 | 2013 |
Mealybugs (Hemiptera: Pseudococcidae) species on economically important fruit crops in Sri Lanka. U Sirisena, GW Watson, KS Hemachandra, HNP Wijayagunasekara | 43 | 2013 |
Comparative assessment of the parasitoid community of Delia radicum in the Canadian prairies and Europe: a search for classical biological control agents KS Hemachandra, NJ Holliday, PG Mason, JJ Soroka, U Kuhlmann Biological Control 43 (1), 85-94, 2007 | 35 | 2007 |
Potential for mass rearing of the egg parasitoids, Trichogramma chilonis and Tricogramma achaeae (Hymenoptera: Trichogrammatidae) on Corcyra cephalonica eggs SAA Singhamuni, KS Hemachandra, U Sirisena Postgraduate Institute of Agriculture, University of Peradeniya: Peradeniya, 2015 | 24 | 2015 |
Variations of incidence, types of virus diseases and insect vector populations of tomato (Solanum lycopersicum L.), grown in different agroecological regions of Sri Lanka under … K Prasannath, KNP Dharmadasa, DM De Costa, KS Hemachandra Postgraduate Institute of Agriculture, University of Peradeniya: Peradeniya, 2014 | 22 | 2014 |
Erroneous records of Aleochara bipustulata from North America: an assessment of the evidence KS Hemachandra, NJ Holliday, J Klimaszewski, PG Mason, U Kuhlmann The Canadian Entomologist 137 (2), 182-187, 2005 | 21 | 2005 |
Scanning electron microscopy of six selected mealybug (Hemiptera: Pseudococcidae) species of Sri Lanka U Sirisena, GW Watson, KS Hemachandra, O Sage, ... Postgraduate Institute of Agriculture, University of Peradeniya: Peradeniya, 2015 | 20 | 2015 |
Predatory Coccinellids (Coleoptera: Cocinellidae) of vegetable insect pests: a survey in mid country of Sri Lanka S Mayadunnage, HNP Wijayagunasekara, KS Hemachandra, ... Postgraduate Institute of Agriculture, University of Peradeniya: Peradeniya, 2007 | 18 | 2007 |
Developmental biology and feeding efficiency of Menochilus sexmaculatus (Coleoptera: Coccinellidae)(Fabricius) reared on Aphis craccivora (Hemiptera: Aphididae)(Koch) TDC Priyadarshani, KS Hemachandra, U Sirisena, ... | 17 | 2016 |
Mealybugs (Hemiptera: Pseudococcidae) introduced recently to Sri Lanka, with three new country records UGAI Sirisena, GW Watson, KS Hemachandra, HNP Wijayagunasekara The Pan-Pacific Entomologist 88 (3), 365-367, 2012 | 14 | 2012 |
Parasitoids of Delia radicum (Diptera: Anthomyiidae) in canola: assessment of potential agents for classical biological control KS Hemachandra | 14 | 2004 |
Preparation of Hemiptera: Sternorrhyncha for identification U Sirisena, GW Watson, KS Hemachandra, HNP Wijayagunasekara Tropical Agricultural Research Journal 24 (2), 139-149, 2013 | 13 | 2013 |
Spatial patterns of Trybliographa rapae parasitism of Delia radicum larvae in oilseed rape and cauliflower KS Hemachandra, U Kuhlmann, PG Mason, NJ Holliday Journal of Applied Entomology 131 (5), 338-346, 2007 | 13 | 2007 |
Evaluation of the potential of Trichogramma chilonis Ishii (Hymenoptera: Trichogrammatidae) as a bio-control agent for Trichoplusia ni, cabbage semi-looper SAA Singhamuni, M Jayasuriya, KS Hemachandra, U Sirisena Postgraduate Institute of Agriculture, University of Peradeniya: Peradeniya, 2015 | 11 | 2015 |
A key for identification of Deltocephaline genera (Hemiptera: Cicadellidae: Deltocephalinae) associated with vegetable ecosystem in Sri Lanka R Gnaneswaran, KS Hemachandra, HNP Wijegunasekara, D Ahangama Postgraduate Institute of Agriculture, University of Peradeniya: Peradeniya, 2010 | 11 | 2010 |
Ttrichogrammatoidea bactrae (hymenoptera: trichogrammatidae): a potential biocontrol agent of rice leaf folder MCD Perera, KS Hemachandra, U Sirisena Postgraduate Institute of Agriculture, University of Peradeniya: Peradeniya, 2015 | 10 | 2015 |
Occurrence of Leptocorisa acuta (Thunberg)(Hemiptera: Alydidae) in Sri Lanka MAR Mandanayake, AM Amarakoon, UGA Sirisena, K Hemachandra, ... Annals of Sri Lanka Department of Agriculture 16, 323-326, 2014 | 10 | 2014 |
Description of a new species of Dacus from Sri Lanka, and new country distribution records (Diptera, Tephritidae, Dacinae) L Leblanc, C Doorenweerd, M San Jose, U Sirisena, KS Hemachandra, ... ZooKeys, 105, 2018 | 9 | 2018 |
DNA barcodes and reliable molecular identifications in a diverse group of invasive pests: lessons from Bactrocera fruit flies on variation across the COI gene … C Doorenweerd, MS Jose, L Leblanc, N Barr, S Geib, AYC Chung, ... BioRxiv, 2020.11. 23.394510, 2020 | 8 | 2020 |
Control failure of Sri Lankan whitefly (Bemisia tabaci Genn.) is due to high resistance development against recommended insecticides. JP Marasinghe, KS Hemachandra, L Nugaliyadde, S Karunaratne NSF: Colombo, 2017 | 8 | 2017 |