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Nutrient depletion by weeds, yield and economics of drum seeded rice influenced by weed management Sangeetha S.P.1,*, Balakrishnan A.1, Priya R. Sathya1, Maheswari J.1 1Department of Agronomy, Tamil Nadu Agricultural University, Coimbatore (Tamil Nadu) *E-mail: sangeetha.agr@gmail.com
Abstract Study revealed that drum seeding + green manure method of seedling establishment and pre-emergence application of pretilachlor + safener at the rate of 0.45 kg/ha on 5 days after sowing (DAS) fb hand weeding (HW) at 45 DAS registered lowest weed density, weed biomass, highest weed control efficiency (WCE), zero per cent weed index (WI), lowest depletion of NPK nutrient by weeds and highest grain yield of crop and B: C ratio. Top Keywords Drum seeded rice, Weed management, Grain yield, Economics, Nutrient depletion by weeds. Top | | | |
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