Formulation C at both rates had higher weed-control efficiency.

atrazine · weed · Zea mays (maize)Results differ

196 papers in the same direction as this claim · 5 in the opposite direction

1. negative
   Reducing atrazine and metolachlor to one-fourth the rate in the absence of cover crop reduced weed control in three 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

2. negative
   Early preplant atrazine and/or metolachlor gave reduced late season weed control in no till corn compared with preemergence or sequential application.

   Early Preplant Atrazine and Metolachlor in Conservation Tillage Corn (Zea mays) · 1991 · compared with preemergence and early preplant/preemergence sequential treatments

   Opposite direction

3. negative
   Atrazine applied at 21 DAS failed to control the weeds satisfactorily.

   Atrazine as Post-emergence Herbicide for Weed Control in Maize (Zea mays L.) · 1994

   Opposite direction

4. no effect
   Restricting atrazine to 1.5 pounds of active ingredient per acre generally would not reduce weed control in corn production.

   Alternatives to Triazine Herbicides in Iowa Corn Production · 1991

   Opposite direction

5. no effect
   Additional atrazine did not decrease winter weed densities in corn systems at either site.

   Influence of Spring Herbicide Applications on Winter Weed Emergence in Corn and Soybean Production Systems · 2012

   Opposite direction

6. positive
   Atrazine, simazine and paraquat was consistently satisfactory for weed control in no-tillage corn.

   Control and Ecology of Weeds in Continuous Corn Grown Without Tillage · 1972

   Same direction

7. positive
   Half rates of atrazine and metolachlor reduced total weed density more effectively with no cover crop than with hairy vetch.

   Weed Control and Sweet Corn (Zea maysvar.rugosa) Response in a No-till System with Cover Crops · 1996 · compared with hairy vetch

   Same direction

8. positive
   Atrazine at 1.1 kg a.i. ha −1 greatly reduced weed growth versus no herbicide.

   Integrating Mechanical Weeding with Reduced Herbicide Use in Conservation Tillage Corn Production Systems · 1995 · compared with no herbicide use

   Same direction

193 papers more in this group