2,4-D · Weed · Oryza sativa (rice)

A Note on Weed Control in Transplanted Dwarf Rice · 1975

• positive
  2,4-D, IPE reduced weed dry weight.

Weed Problems in Rice and Possibilities of Chemical Weed Control · 1976

• positive
  Screened lowland herbicides gave excellent weed control when applied four to six days after planting.

EFFECT OF HERBICIDES ON TRANSPLANTED RICE (IR. 20) · 1983

• positive
  Ethyl ester plus hand weeding provided effective weed control.

Weed Control in Transplanted Rice by Herbicides in Summer Season1 · 1984

• positive
  The evaluated granular herbicides offered effective weed control.

Evaluation of fenoxaprop-p-ethyl for post-emergence weed control in lowland transplanted rice · 1990

• positive
  Tank mixing with 2,4-D IBE or sulfonyl urea broadened weed control.

EFFECT OF POST-EMERGENCE HERBICIDES DICAMBA AND 2,4-D EE ON WEEDS AND YIELD OF LOWLAND TRANSPLANTED RICE · 1995

• positive
  Dicamba plus 2,4-D EE at 0.5+0.8 kg ha-1 gave the highest weed control efficiency and index in both seasons.

  compared with 0.3+0.60 kg ha-1

Studies on Weed Management and Crop Establishment in Rainfed Medium Deep-waterlogged Rice Ecosystem · 1997

• positive
  Anilofos and butachlor, alone or with 2,4-D, were effective in controlling weeds in rice under various crop establishments.

Weed Management for Direct Sown Rice under Rainfed Upland Conditions · 1997

• positive
  Anilofos followed by 2,4-D Na (0.4+0.6 kg/ha) was more effective in controlling grasses, sedges and broad leaf weeds.
• positive
  Pendimethalin and anilofos both followed by 2,4-D Na gave the maximum decrease in weed dry weight.
• positive
  Pendimethalin followed by 2,4-D Na (1.0+0.6 kg/ha) was more effective in controlling grasses, sedges and broad leaf weeds.

INCREASING WATER PRODUCTIVITY AND WEED SUPPRESSION OF WET SEEDED RICE: EFFECT OF WATER MANAGEMENT AND RICE GENOTYPES · 2000

• positive
  2,4-D in water seeding effectively controlled weeds in rice

Effect of varieties and weed-control practices on rice (Oryza sativa) productivity and weed growth · 2001

• positive
  Butachlor plus 2,4-D (1.0 kg/ha, 60:40 proportion) was as effective as Anilofos in controlling weeds and increasing rice yield.

  compared with Anilofos (0.4 kg/ha)

Dual cropping of rice (Oryza sativa) and green manure crops A cost effective management alternative for direct seeded semi-dry system of rice cultivation · 2001

• positive
  Cowpea can be effectively incorporated into rice by spraying 2,4-D, with effective weed control.

Effect of Weed Management, Fertility and Cultivars on Weed Growth and Yield of Rainfed Lowland, Submergence-prone Rice · 2001

• positive
  Butachlor plus 2,4-D followed by hand weeding minimized weed growth.

Influence of crop establishment methods and weed management practices on yield and economics of direct-seeded rice (Oryza sativa) · 2001

• positive
  Pretilachlor followed by 2,4-D minimized weed density and dry weight.

cited by 1 paper here

Bio-efficacy of post-emergence herbicides for control of complex weed flora in drum-seeded rice (Oryza sativa) · 2001

• positive
  2,4-D ethyl ester was selective against broad-leaf weeds.

cites 1 paper here

Efficacy of cyhalofop-butyl alone and in combination with 2,4-D against mixed weed flora in direct-seeded upland rice (Oiyza sativa) · 2001

• positive
  The mixture controlled broad-leaf weeds completely.
• positive
  The two sequential treatments yielded significantly lower weed dry weight than other treatments.

  compared with all other treatments

• negative
  Tank mixing cyhalofop-butyl with 2,4-D failed to control grass weeds.

Effect of weed-management practices on direct-seeded rice (Oryza sativa) under puddled lowlands · 2001

• positive
  The same treatment achieved the highest weed control efficiency, 85.2%.
• positive
  Pre emergence anilophos plus 2,4-D with one hand weeding gave broad spectrum weed control throughout the season.

Weed control in puddled seeded rice (Oryza sativa) with herbicides R.D. VAISHYA , S.K. TOMAR . . · 2001

• positive
  Post-emergence 2,4-D EE reduced weed dry weight per area in Saket 4 rice.

Effect of Anilofos and Triclopyron Grassy and Non-grassy Weeds in Transplanted Rice · 2003

• positive
  The tank mix reduced weed density and dry matter.

Response of boro rice cultivars to varying weed management practices · 2003

• positive
  Butachlor plus 2,4-D minimized weed infestation.

Effect of fertility levels and herbicides on growth, yield and nutrient uptake of direct-seeded rice (Oryza sativa) · 2004

• positive
  Pendimethalin or anilophos with 2,4-D showed 50 to 51% weed-control efficiency and was the best substitute for hand-weeding.

  compared with hand-weeding (twice)

Effect of Herbicides Alone and in Combination on Direct Seeded Rice · 2005

• positive
  Pendimethalin followed by 2, 4-D gave the highest grain yield and weed control efficiency.

cited by 1 paper here

Effect of weed-management practices on direct-seeded rice (Otyza sativa) under puddled lowlands · 2005

• positive
  Pre-emergence anilophos plus 2, 4-D with hand weeding provided broad-spectrum weed control.

Efficacy of cyhalofop-butyl alone and in combination with 2,4-D against mixed weed flora in direct-seeded upland rice (Oryza sativa) · 2005

• positive
  2,4-D followed by cyhalofop-butyl lowered weed dry weight versus other treatments.

  compared with all other treatments

• positive
  The 2,4-D mixture completely controlled broad-leaf weeds.
• positive
  Cyhalofop-butyl followed by 2,4-D lowered weed dry weight and raised rice yield attributes and yield versus other treatments.

  compared with all other treatments

• negative
  Cyhalofop-butyl tank mixed with 2,4-D failed to control grass weeds.

Spacing and weed management in transplanted basmati rice · 2005

• positive
  The pre-emergence herbicide combination with 2,4-D gave minimum weed competition.

Control of Complex Weed Flora of Dry-seeded Rice (Oryza sativa L.) with Pre- and Post-emergence Herbicides · 2008

• positive
  A pendimethalin programme followed by post-emergence herbicides gave effective weed control and higher rice yield.

Efficacy of herbicides under different methods of direct-seeded rice (Oryza sativa) establishments. · 2010

• positive
  Pretilachlor followed by 2,4-D lowered grassy weed density most effectively.
• positive
  Pretilachlor followed by 2,4-D lowered non-grassy weed density most effectively.

Effect of Irrigation Schedule, Weed Management and Nitrogen Levels on Weed Growth in Rice (Oryza sativa) under Aerobic Conditions · 2011

• positive
  Pendimethalin followed by 2,4-D reduced weed parameters versus hand weeding.

  compared with HW at 20 and 45 DAS

Effect of Weed Management Practices on Growth and Yield of Rice (Oryza sativa L.) under Transplanted Lowland · 2012

• positive
  The herbicide sequence produced least weed density of 81.32 m -2.
• positive
  The herbicide sequence produced least weed biomass of 30.68 m-2.
• positive
  The herbicide sequence produced maximum weed control efficiency of 76.68%.

Bioefficacy of pre- and post-emergence herbicides in direct-seeded rice in Central Punjab · 2012

• positive
  The 2008 integrated herbicide program significantly reduced weed dry matter relative to pendimethalin alone.

  compared with alone application of pendimethalin 0.75 kg/ha

cites 1 paper here

Effect of monsoon and weed management on growth and yield of direct-seeded rice · 2012

• positive
  Sesbania brown manuring with 2, 4-D at 30 days after sowing gave the lowest weed dry weight in 2009.

Chemical management of non-grassy weeds in direct-seeded rice · 2013

• positive
  2,4-D Na salt at 800 g/ha gave 96.7% weed-control efficiency.

Influence of nitrogen levels and weed management practices on productivity of rice under aerobic conditions · 2013

• positive
  The pendimethalin, rice-dhaincha and 2,4-D combination gave significantly the lowest weed biomass at 55 DAS.

  compared with other weed control treatments

EFFECACY OF VARIOUS HERBICIDES TO CONTROL WEEDS IN DRY DIRECT SEEDED RICE (Oryza sativa L.) · 2013

• positive
  The same practice gave the best weed control efficiency.

Influence of Integrated Weed Management Practices on Dynamics and Weed Control Efficiency in Dry Direct Seeded Rice · 2014

• positive
  The same sequence produced the highest weed control efficiency, comparable with weed-free plots.

  compared with weed free check

• positive
  The pendimethalin, 2, 4-D and hand-weeding sequence produced low weed population density, comparable with weed-free plots.

  compared with weed free check

• positive
  The same sequence produced a low weed index comparable with weed-free plots.

  compared with weed free check

Response of nitrogen levels and weed management practices on productivity of rice (Oryza sativa. L) under aerobic condition · 2014

• positive
  The combined weed control treatment produced the lowest weed biomass.

An integrated approach to weed management practices in direct-seeded rice under zero-tilled rice–wheat cropping system · 2016

• positive
  Rice–Sesbania coculture followed by herbicides reduced total weed population by 65.1% at 30 DAS.

Effect of Herbicides and Sesbaniaco- Culture on Weed Management and Grain Yield of Direct Seeded Rice Variety Khumal-4 at Khumaltar Condition, Nepal · 2016

• positive
  The pre- and post-emergence herbicide program was effective in controlling weed population and biomass in rice.

Sole and combined application of herbicides on composite weed flora of transplanted rice · 2016

• positive
  Azimsulfuron plus 2,4-D controlled complex weed flora, comparable to pretilachlor plus pyrazosulfuron-ethyl.

  compared with pretilachlor at 750 g + pyrazosulfuron-ethyl at 25 g/ha at 3 DAT

• positive
  Combined azimsulfuron and 2,4-D gave higher weed control efficiency and rice yield.

  compared with pretilachlor at 750 g + pyrazosulfuron-ethyl at 25 g/ha at 3 DAT

• positive
  Combined azimsulfuron and 2,4-D gave lower weed density.

  compared with pretilachlor at 750 g + pyrazosulfuron-ethyl at 25 g/ha at 3 DAT

Evaluation of different herbicides against weeds and uptake pattern of potassium by rice (Oryza sativa L) under hill zone of West Bengal · 2017

• positive
  The herbicide combination reduced weed population by 79.23% versus weedy check.

  compared with weedy check

Effect of nitrogen fertilizer and weed management practices on weed growth and crop yield of zero-till transplanted rice · 2018

• positive
  A bispyribac-Na plus 2,4-D tank mix minimized early weed growth.

  compared with herbicidal methods

Effect of acetolactate synthase inhibitor herbicides with 2, 4-D ethyl ester on complex weed flora in transplanted rice (Oryza sativa) · 2018

• positive
  2,4-D ethyl ester with bispyribac or penoxsulam was comparable to the weed-free treatment in reducing weed density.

  compared with weed-free treatment

• positive
  The tank-mix treatment gave the minimum total weed density, 8.1/m2, in rice.

Integrated Weed Control Option for Dry Direct Seeded Rice under Irrigated Ecosystem · 2019

• positive
  Stale seed bed with Sesbania, pendimethalin, brown manuring and hand weeding achieved 88.1% weed control efficiency.

Effect of herbicides on weed dynamics, soil fertility, energetics and productivity of upland rice in an acidic subtropical soil of the Eastern Himalayas, India · 2023

• positive
  The Cyhalofop butyl and 2,4-D sequence had the highest weed control efficiencies.

  compared with other treatments

Influence of Sowing Time and Weed Management Practices on the Performance and Weed Dynamics of Direct Drum Seeded Rice · 2023

• positive
  Sequential herbicides reduced weed population and dry weight.

Sequential application of herbicides for weed management in direct-seeded basmati rice · 2023

• positive
  Oxyfluorfen PE followed by fenoxaprop-p-ethyl + 2,4-D-EE gave significantly lowest density and biomass of grassy weeds at 60 DAS.

Effect of Herbicide Application on Weed Density and Yield of Wet Direct Seeded Spring Rice at Sundarpur, Nepal · 2023

• positive
  At 60 DAS the highest reduction in total weed density (90.0 m-2) was observed with Pretilachlor fb 2,4-D EE.

Effect of 2,4-D dose and formulation for brown manuring on weed dynamics, yield and economics in wet seeded rice · 2024

• positive
  Ethyl-ester at 1.0 kg/ha had significantly lower broad-leaved weed density of 0.0/m2.