Dr. J. J. DhruvZala Dimpalben M.2021-07-122021-07-122019https://krishikosh.egranth.ac.in/handle/1/5810170428Pumpkin (Cucurbita moschata Duch. ex. Poir.) belongs to the family cucurbitaceae having somatic chromosome number 2n = 40. It is warm season crop. The centre of origin of pumpkin is Northem Mexico and southwestern and eastern USA. The genus cucurbita includes five domesticated varieties Cucurbita argyrosperma, Cucurbita ficifolia, Cucurbita maxima, Cucurbita moschata, and Cucurbita pepo from which three; Cucurbita pepo L., Cucurbita maxima D. and Cucurbita moschata Duch. ex Poir. are very important globally both economically and for human consumption.EnglishThesis