Vol. 9, Issue 3, Part A (2025)

Total 70 seed samples of different variety were collected from the farmers of different villages of Samastipur and Muzaffarpur districts of Bihar state for studies of seed heath status of wheat seeds. Collected seed samples were categorized in four categories i.e., Shrivelled, discoloured or black point, damaged, infected and healthy seeds. In Samastipur seed samples average shrivelled, discoloured, damaged and healthy seeds were found 8.53%, 8.16%, 6.57% and 76.72% respectively. While in case of Muzaffarpur seed samples average shrivelled, discoloured, damaged and healthy seeds were found 7.68%, 5.54%, 4.88% and 81.90% respectively. Study on germination percentage by standard paper towel method, in Samastipur and Muzaffarpur seed samples average seed germination percentage recorded were 72.87% and 74.47% respectively and seedling vigour were recorded 1923.56 and 2309.60 in Samastipur and Muzaffarpur seed samples respectively. Investigation on normal seedlings, abnormal seedlings, dead seeds and infected seeds percentage, Samastipur seed samples recorded average 72.78, 5.08, 22.13 and 24.86 percent however, Muzaffarpur seed samples recorded average 74.42, 6.02, 14.55 and 27.27% respectively. Study on bunt and loose smut disease detection, all seed samples were free from bunt and loose smut infection.