Volume Issue Year Page No Type PDF Download
49 1 2017 36 - 40 Full length articles
Herbicide combinations for control of complex weed flora in wheat
Sheela Barla, R.R. Upasani and A.N. Puran
DOI : http://dx.doi.org/10.5958/0974-8164.2017.00009.0
Email : sheela.barla123@gmail.com
Address : Department of Agronomy, Birsa Agricultural University, Ranchi, Jharkhand 834 006

Keywords

Chemical control,  Herbicide combination. Relative yield loss, Weed control efficiency, Wheat

Abstract

A field experiment was conducted in 2014 and 2015 to find out the effect of herbicides on weed dynamics and productivity of wheat under Jharkhand situation. Two hand weeding performed in wheat crop at 30 and 60 DAS recorded significantly reduced weed density and weed dry matter of broad-leaf, grassy, sedges and total weeds at 30 and 60 DAS with WCE of 94.3 and 94.2%, respectively and was similar to post-emergence application of clodinafop 0.06 kg/ha and pre-emergence application of pendimethalin + metribuzin 1.0 kg/ha + 0.175 kg/ha. This resulted in maximum total and effective tillers, grain (3.08 t/ha) and straw (5.37 t/ha) yield and net return (` 32,019.00 and B:C ratio (1.33) compared to other herbicides application.

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