Background:
Half of the groundnut growing area is in the semi-arid tropics (SAT) and subjected to stresses caused by drought at different intensities and duration. Intermittent drought, which is an episodic water deficit during plant growth, is the most prevalent drought type affecting groundnut production and productivity in the rainfed regions of SAT that is a common situation in the dry tract of northern Karnataka.:
Technology Details:
AICRP Groundnut, UAS Dharwad centre has developed Dh 257, a drought and foliar disease tolerant, rabi-summer groundnut variety for cultivation in All India Zone IIIA (Karnataka and Maharashtra states). Name of crop and Variety Groundnut, Dh 257 Parentage ICGV 07211 x ICG 2381 Year of release (CSC on CSN & RVAC) 2020 CVRC/ Gazette Notification Details S.O. 500 (E) 29.01.2021 Pod Yield (kg/ha) 3200-3500 kg/ha Season rabi- summer Maturity Group 120 to 125 days (Medium maturity group) Reaction to major diseases and insects Tolerant to late leaf spot and rust diseases Other remarks High yield, drought tolerance and acceptable pod and kernel features.