Vol. 11, Issue 12 (2022)

Author(s):
K Rajashekar, J Satyanarayana, T Umamaheshwari, P Rajanikanth and Sreedhar Chauhan

Abstract:
An investigation was carried out to “Study on seasonal incidence of Stem girdler [Obereopsis brevis (Swedenbord)] on soybean” at Agricultural Research Station (ARS), Adilabad, Professor Jayashankar Telangana State Agricultural University during kharif, 2017 and 2018. The pooled results indicated that among different sowing dates viz., 15th-18th of June (sowing I), 25^th-28^th of June (sowing II), 5^th-7^th of July (sowing III), 15th-17^th of July (sowing IV) and 25^th-27^th of July (sowing V), sowing I recorded minimum incidence of plant infestation and stem tunnelling by stem girdler (10.00% and 12.46%) and maximum incidence in sowing III (12.52% and 14.18%), similarly sowing I recorded minimum incidence (23.1% and 13.13%) and maximum incidence in sowing II (25.08% and 14.39%) during kharif, 2017 and 2018, respectively.