K.G.L.R.Jayathunge, W.M.C.B. Wasala, H.M.A.P. Rathnayake, C.R. Gunawardane, H.C. Samarakoon, M.D. Fernando, and K.B. Palipane., Evaluationof different types of  packages for handling and transportation of vegetables., 2011, News letter, UCDAVIS  Postharvest Technology Centre, University of Califoniya, USA.

Ratnayake H.M.A.P. Unde P.A,. More H.G “Effect of methods of grinding on quality of rice flour and pasta products.(string hoppers) “ journal of Beverage and Food world. By journal of Beverage and Food world.. 2005.October

MoreH.G,  Thanpure A.S UndeP.A Ratnayake H.M.A.PEffect of pre-cooling methods and storage Temperatures on self-life of Sapota fruits.Food and Bio process Engineering International conference of Emerging Technologies in Agricultural and Food Engineering,December 14-17 2004 page 137

More H.G, Dahatonde R.S, Unde P.A Ratnayake H.M.A.PDesign development and performance evaluation of mango graderFood and Bio process Engineering. International conference of Emerging Technologies in Agricultural and Food Engineering, December 14-17 2004 page 143

MoreH.G,  UndeP.A Ratnayake H.M.A.P studies on effect of pre-cooling, packaging and temperature on shelf life of Spinach Beet ( Poster Session) 7th Agricultural Science Congress. National Academy of agricultural Science Congress, College of Agriculture, Pune February 16-18, 2005

MoreH.G,  UndeP.A Ratnayake H.M.A.P On farm grading of Sapota fruits for Value addition7th Agricultural Science Congress. National Academy of agricultural Science Congress, College of Agriculture, PuneFebruary 16-18, 2005

Bandara D.M.S.P,  Bandara B.D.M.P,  Ratnayake H.M.A.P, Senanayake D.P,  Palipane K.B “Design and development of a process line for small/medium scale manufacture of rice flakes”  Annual Transaction of Institution of Engineers, Sri Lanka, PP.168-175, 2007

KulathungaAK, Dissanayake TMR Lufthi ARatnayake H.M.A.P., Rice Mill owner's attitude towards implementing new process and productivity improvement techniques., Proceedings of the Peradeniya University Research session 2009Vol. 14,Part II

Ratnayake H.M.A.P., Dissanayake TMR., Kulathunga AK, Enhancing Sustainability of Local Rice Mills by Cleaner Production and Industrial Ecology Principles., Proceedings of the International Conference on " Sustainable Built Environment-Capacity Building for Sustainability"2010.12.12-14

Bandara D.M.S.P , Rathnayake H.M.A.P Fernando, M.D,” Design and development of suitable size separation (grading) techniques for economically important agricultural produce”, The Engineer journal” of Institute Of Engineer's Sri Lanka, PP 82-87 ,2010

RathnayakeH.M.A.P ,Bandara D.M.S.P, Dissanayake T.M.R, “Development of Medium Scale Paddy parboiling Vessel”, Annual Report of NCP centre of Institution of Engineer's Sri Lanka, ISAE -2012

Bandara D.M.S.P,  DissanayakeT.M.R,Rathnayake H.M.A.P , SwarnasiriD.P.C,”Performance Evaluation of Screw Type Oil Expeller for Sesame” The Engineer journal of Institute Of Engineer's Sri Lanka, Vol XLVII., PP 17-22, 2014

DissanayakeT.M.R,Bandara D.M.S.P,  Rathnayake H.M.A.P ,”Continuous type paddy cooker”, IPHT proceeding  2014, PP132-135

RathnayakeH.M.A.P ,DissanayakeT.M.R,Bandara D.M.S.P,  Design and Development of an energy efficient vibrated flour sifter, Proceedings of the International Research  Symposium on Post Harvest Technology " Safe food for healthy  Life”: 2014 , PP136-140

Rathnayake H.M.A.PDissanayake TMR Wasala WMCB FernandoMDTechno -Economic Evaluation of Upper Tank hot Soaking SystemJournal of Agriculture Science , University of Peradeniya, Sri Lanka Volume 49-2012 page 63

Publications
Post harvest Technology and Agricultural process engineering
Specialized fields :
0094 715342223, aprathnayake@hotmail.com

BSc. Engineering(specified in production), M.Tech(APE), CEng MIE(SL)

Senior Mechanical Engineer
Eng. H.M.A.P. Rathnayake
rath