In August, 2006 Dr Harpal Singh Bhullar joined PAU as Asstt Prof. Plant Protection at KVK Jalandhar and presently he is working as Entomologist in the department under AICRP on vegetable crops scheme. His research is primarily focused on insect pest management of vegetable crops, screening of germplasm of vegetables crops against different insect pests alongwith popularization of PAU vegetable fruit fly traps as a non chemical method of management of melon fruit fly in cucurbits. He is also involved in teaching and research work of post graduate students wherein he has guided 5 MSC student .Besides, he is also actively  involved in co-curricular activities such as president of various sports clubs of university and incharge of Bhangra team of the Horticulture college. He is also performing the duty  as  Warden of P.G. Boys Hostel:7.  He has published more than 20 research articles and also attended various scientific group meeting, conferences and workshops in India. 

Research Interest

• Management of insect pests of vegetable crops
• Identification of resistance  source against insect pests of vegetable crops

Projects accomplished: Bio-rational approached in fruit fly ( Bactocera sp.) management in cucurbitsand its large scale dissemination funded by National Horticulture Mission, Pb Govt as PI completed in March 2022.

Selected Research Publication

1. Sharma, K Mandal, HS Bhullar, PK Brar, S Sharma (2024) Validation of analytical methodology for dissipation and persistence of diafenthiuron and cyantraniliprole on okra. International Journal of Environmental Analytical Chemistry 104 (17), 5194-5207

1. YK Devi, V Kumar, HS Bhullar, IY Longkumer (2025) effect of nitrogen fertilizers on the population dynamics of whitefly bemesia tabaci (gennadius) in bt, non-bt and desi cotton.Indian Journal of Entomology 87(1) 132-135
2. Ramanpreet Kaur, Rajwinder Singh and Harpal Singh Bhullar(2022) Population dynamics of arthropods under different insecticide and biopesticide treatments in okra Vegetable  Science 49(1):26-32

• Bhullar H S and Gill RS (2021) Ovipositional preference of tobacco caterpillar, Spodoptera Litura(Fabricius) to different transgenic bt cotton cultivars agricultural. Agricultural Research Journal 58(3) 803-811.

1. Brar Sukhpreet Kaur and Bhullar H S (2021) Assessment of avoidable yield losses due to sucking insect pests in Bt cotton. Indian Journal of Entomology 84(1) https://doi.org/10.55446/IJE.2022.158

Awards and honors 

1. University Roll of Honour in Sports 1999
2. Merit Certificate in M.Sc.

Team Awards:  Best AICRP center award for the year 2021 during the 39th Group Meeting of AICRP (VC) ; Best AICRP center award for the year 2025 during the 43rd Group Meeting of AICRP(VC)