000 02539nam a2200217 4500
003 OSt
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040 _cUAS Dharwad
041 _aEnglish
082 _a631.521
_bSHR
100 _aShravani H. S.
245 _aInfluence of Sowing Windows on seed Yield and Quality of Soybean [Glycine max (L.) Merrill] varieties in Northern Dry Zone of Karnataka
250 _aM.Sc. (Agri)
260 _aDharwad
_bUniversity of Agricultural Sciences
_c2024
300 _a122
_c32 Cms
520 _aABSTRACT A field experiment was conducted to study the influence of sowing windows for soybean varieties in northern dry zone of Karnataka during the Kharif season, 2023-24 at the RARS, Vijayapur. The experiment consisted of four dates of sowing, viz., second week of June, third week of June, fourth week of June and first week of July and three varieties, viz. JS-335, DSb-21 and DSb-34. Sowing at second week of June recorded significantly highest plant height at 30, 60 DAS and at harvest (18.16, 45 and 55.87 cm, respectively), number of branches per plant at 30, 60 DAS and at harvest (3.52, 5.75 and 7.32, respectively), SPAD Value (43.09), number of pods per plant (74.62), number of seeds per pod (3.45) and seed yield (23.53 q/ha). Among the different varieties, DSb- 21 recorded significantly highest plant height, number of branches per plant, SPAD Value (42.83), number of pods per plant (73.90) and seed yield (21.96 q/ha). Further, the laboratory experiments were conducted in Department of Seed Science and Technology, at college of agriculture Vijayapur from November to June 2024 to ascertain the “Impact of sowing windows on seed quality during storage” seeds harvested from the sowing of second week of June exhibited superior storability in terms of maintaining key seed quality parameters. Among all the varieties, DSb-21 showed the best performance across various seed quality attributes such as germination percentage (94.17 %), shoot and root length (15.37 cm and 16.85 cm, respectively), seedling vigour index I and II (3041 and 43440, respectively), seedling dry weight (461.02 mg), protein and oil content (39.96 % and 21.04 %, respectively). Thus, seeds harvested from the sowing of second week of June for the variety DSb-21 retained high quality throughout the storage period.
650 _aSeed Science and Technology
700 _aJolli R. B.
942 _cTH
_eM.Sc. (Agri)
_h631.521
_kSHR
_n0
_6631_521000000000000
999 _c70716
_d70716