Atrazine followed by 2, 4-D sodium salt yielded 6915 kg ha-1, at par with black mulch.

atrazine · yield · Zea mays (maize)Results differ

204 papers in the same direction as this claim · 29 in the opposite direction · 6 reporting no difference from an alternative

1. positive
   Application of atrazine 1 kg/ha + hand weeding at 40 days after sowing was remunerative with higher net return (88,873/ha)

   Effect of plant population and weed management practices on productivity of sweet corn · 2012

   Same directionCited by this paper

2. positive
   Pre-emergence atrazine gave higher kernel yield in maize than the rest of the chemical weed control practices.

   Growth and yield of maize (Zea mays L.) as influenced by irrigation levels and chemical weed management in drip irrigated paired row system of maize · 2021 · compared with rest of chemical weed control practices

   Same directionCites this paper

3. positive
   Pre-emergence atrazine at 1.25 kg a.i./ha at 3 DAS gave higher maize kernel yield (8,310 kg/ha) among weed control methods.

   Effect of pre and post-emergence herbicides and irrigation levels on yield, weed flora, and weed index on drip irrigated paired row maize · 2024

   Same directionCites this paper

4. negative
   Corn grain yield fell 39% in year five where atrazine had been discontinued.

   Weed Seed Decline in Irrigated Soil after Six Years of Continuous Corn(Zea mays)and Herbicides · 1984

   Opposite direction

5. no effect
   Sweet corn yields at Blackville and Tifton were similar between the half and full rates of atrazine plus S-metolachlor after wild radish or rye cover crops.

   Use of Wild Radish (Raphanus raphanistrum) and Rye Cover Crops for Weed Suppression in Sweet Corn · 2008

   Opposite direction

6. negative
   Reducing atrazine and metolachlor to one-fourth the rate in the absence of cover crop reduced corn yield in two of four years compared with the standard treatment.

   Reduced-Herbicide Weed Management Systems for No-Tillage Corn (Zea mays) in a Hairy Vetch (Vicia villosa) Cover Crop · 1993 · compared with the standard treatment

   Opposite direction

7. no effect
   Hairy vetch cover yields did not differ with or without atrazine and metolachlor.

   Cover Crop Management and Weed Suppression in No-tillage Sweet Corn Production · 2004 · compared with without atrazine and metolachlor

   Opposite direction

8. no effect
   Rimsulfuron applied with atrazine or dicamba, in tank mixture or sequentially, gave corn yield similar to rimsulfuron applied alone.

   Dicamba and Atrazine Antagonism on Sulfonylurea Herbicides Used for Johnsongrass (Sorghum halepense) Control in Corn (Zea mays)¹ · 2001 · compared with that applied alone

   Opposite direction

231 papers more in this group

2,4-D · yield · Zea mays (maize)Positive and negative results

29 papers in the same direction as this claim · 6 in the opposite direction

1. negative
   2,4-D reduced maize yield per hectare by 33 to 41% compared with the hand-weeded control.

   Growth and yield of maize (Zea mays L.) in response to herbicide application in the coastal savannah ecozone of Ghana · 2013 · compared with control

   Opposite direction

2. negative
   Corn yield decreased 8% with 2,4-D at 560 g a.i./ha.

   Tank mixture of glyphosate with 2,4-D accentuates 2,4-D injury in glyphosate-resistant corn · 2018

   Opposite direction

3. negative
   Triclopyr plus 2,4-D reduced corn yields versus weedy controls in 1990.

   Hemp Dogbane (Apocynum cannabinum) and Wild Blackberry (Rubus allegheniensis) Control in No-tillage Corn (Zea mays) · 1993 · compared with weedy controls

   Opposite direction

4. no effect
   Adding CGA-248757 or flumiclorac to the partner herbicides did not reduce corn or soybean yields in field studies.

   Broadleaf Weed Control in Corn (Zea mays) and Soybean (Glycine max) with CGA-248757 and Flumiclorac Alone and in Tank Mixtures¹ · 2001

   Opposite direction

5. no effect
   Corn grain yield was unaffected by the mixture that caused greater injury.

   Early Postemergence Herbicide Tank-Mixtures for Control of Waterhemp Resistant to Four Herbicide Modes of Action in Corn · 2021

   Opposite direction

6. negative
   Only pre-emergence 2,4-D followed by heavy rain caused a direct depression in maize yield.

   EFFECTS OF HERBICIDES ON THE PRODUCTIVITY OF FODDER MAIZE WITH ESPECIAL REFERENCE TO PRE‐EMERGENCE APPLICATIONS OF 2,4‐D‐AMINE · 1973

   Opposite direction

7. positive
   The 2,4-D amine plus dicamba treatment produced maximum corn yield.

   Herbicides for No-tillage Corn in Alfalfa Sod · 1976

   Same direction

8. positive
   The named postemergence treatments raised corn yield 102 to 149% in 1993.

   Long-Term Control of Perennial Broadleaf Weeds and Triazine-Resistant Common Lambsquarters (Chenopodium album) in No-Till Corn (Zea mays) · 1997 · compared with weedy check

   Same direction

27 papers more in this group

sodium salt · yield · Zea mays (maize)Results agree

3 papers in the same direction as this claim

1. positive
   2,4-D at 1,250 g/ha gave more cobs, kernels and kernels per row than 1,000 and 750 g/ha.

   Effect of 2, 4-D sodium salt on weeds, growth and yields in rabi maize (Zea mays L.) · 2024 · compared with 2, 4-D sodium salt 80% WP @ 1,000 g/ha

   Same direction

2. positive
   2,4-D 1250 g/ha at 25 DAS gave superior numbers of cobs, grains and grains per row compared with other 2,4-D doses.

   Efficacy of 2, 4-D Sodium Salt 80% WP on Weeds, Productivity and Economics of rabi Maize (Zea mays L.) · 2024 · compared with other doses of 2, 4-D

   Same direction

3. positive
   The 1250 g ha-1 dose increased grain and stover yields.

   Optimising the dose of 2, 4-D sodium salt for weed control and economics of rabi maize (Zea mays L.) in Varanasi, India · 2024

   Same direction