Atrazine produced the maximum plant height, green cob count and cob weight.

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. 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

2. 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

3. 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

4. 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

5. 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

6. no effect
   Handweeding and atrazine gave similar grain yields with tine cultivation when weeds were controlled within 14 days of emergence.

   Use of Tine-tillage, with Atrazine Weed Control, to Permit Earlier Planting of Maize by Smallholder Farmers in Zimbabwe · 1992 · compared with Handweeding

   Opposite direction

7. no effect
   Atrazine, cyanazine, alachor, linuron and their combinations had no significant effect on corn yields.

   Planting Corn in Sod and Small Grain Residues with Minimum Tillage¹ · 1976

   Opposite direction

8. negative
   Yield fell at all POST timings with atrazine alone or no PRE herbicide.

   Effect of Residual Herbicide and Postemergence Application Timing on Weed Control and Yield in Glyphosate-Resistant Corn · 2011 · compared with absence of PRE herbicide

   Opposite direction

231 papers more in this group