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How

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Info

Start:

End:

Plans for NC summer:

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updates/details about weeds/cash crops 2025 from Steven and Chris

  1. When and where

    • 2025

    • Only NC (no Weeds 2025 for NC)

  2. What

    1. Stress in soybeans

      1. Dicamba drift damage in Soybean?

      2. Water stress?

This page is meant to provide information related to planning, establishment and data collection related to Dicamba drift study in NC

Plot layout

Lref gdrive file
urlhttps://drive.google.com/file/d/14DAm8c5lAlLM4LUHwlh6fbWxFxoTFO6m/view?usp=sharing

Deployment Name

Dicamba Drift on soybeans

Deployment Manager

Esleyther Henriquez Inoa

Driver

Esleyther Henriquez Inoa

Approver

Steven Chris Reberg-Horton

Contributors

Alexander Allen Matthew Kutugata Maria Perez

Objective

  • Collect images of different drift rates on susceptible soybeans

  • Train a model for detecting damage scale

Start date

May 2025

Status

Status
colourYellow
titleplanning

Deployment Duration

2 months

Location

PSB potting area

Herbicide to apply

Xtendimax

The advertise rate for Xtendimax in tolerant soybeans is

  • Burndown/Early Preplant, Preplant, At-Planting, Preemergence: Apply ONLY 22 fluid ounces (0.5 lb. acid equivalent (a.e.) dicamba) per acre for a single burndown/early preplant, preplant, at-planting, or preemergence application.

  • Postemergence (in-crop): For any single, in-crop application, apply ONLY 22 fluid ounces (0.5 lb. a.e. dicamba) per acre.

Number of lines

10 replicated 5 times per potting group

number of pots

50 pots per potting group 9 groups total (450 pots)

Dicamba rates

0.44 (1/500), 0.76 (1/300), 1.76 (1/125), 4.54 (1/50) (g AE/A) and control

Application times

15 and 30 days after planting

Each potting group will be move offsite to Lake Wheeler (waiting on approval) or Reedy Creek for broadcast application. each application will be done with a backpack sprayer over the top of the plants at their corresponding timings. This map shows how the pots will be layout in the Bbot pad. Each pot will be 24 inches in each direction from one another, 10 row of pots with 5 replications.

Please use this map to keep track of what variety is planted in which plot.

Lref gdrive file
urlhttps://docs.google.com/spreadsheets/d/1phXoCwrbSKRh2xmtmJZ4q_gBKWF8NPNZS1_imGcbO3s/edit?usp=sharing

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Main 3 things to keep track is

1. Where each variety is

2. What rate was applied to said variety

3. What growth stage was it applied on (time after planting)