Vol. 16 No. 1
Evaluating the efficacy of metsulfuron, Atlantis (mesosulfuron + iodosulfuron) and 2,4-D ester against Rumex spp. in Wheat (Triticum aestivum)
Author(s): SUNIL, S. SINGH, R. GARG, D. LOURA AND A. DHANKAR
Abstract: Wheat crop is an important cereal crop of India.Rumexdentatus andother species of Rumexare important broad leaf weed of this crop. The present study was conducted in screen house during rabi of 2017-18 at Department of Agronomy, Chaudhary Charan Singh Haryana Agricultural University, Hisar (Haryana) to evaluate the efficacy of metsulfuron, Atlantis and 2,4-D ester against Rumex spp.These herbicides are applied as post-emergence at three doses (0.5X, X and 2.0X ) in pot experiment under Completely Randomised Design replicated thrice with four populations of Rumex spp. named as HHH (HAU Hisar), UPH (Ujha, Panipat), JHH (Jind) and JJR (Jhajjar) collected from mentioned districts of Haryana. One unsprayed control was also kept for comparison. Majority of biotypes showed resistance against metsulfuron and Atlantis even at double of the recommended dose but found sensitive against 2,4-D ester at 2 weeks after treatment.
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