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Crop Treatments

All Crop Treatments Content

A red sprayer in a green field with a cloudy sky in the background.

Boom Sprayer Calibration

Fact sheet on calibrating a boom sprayer to minimize damage to plants and reduce environmental impact

aerial view of South Dakota farm and surrounding land

Crops

During the growing season, SDSU Extension provides weekly production recommendations.

a variety of cover crops growing in a field

Herbicide Considerations for Cover Crop Planting in 2019

Long residual pre-emergent or early post-emergent herbicides may cause stand reduction or complete failure of cover crops. Depending on efficacy of the herbicide, each situation can both affect in-season and/or post-harvest cover crop establishment.

Soybean plants with wilting, cupped leaves as the result of dicamba herbicide damage.

South Dakota Herbicide Damage

As the spray season starts, it is always good to be aware of resources and testing facilities where you can send in possible herbicide-affected plant samples. SDSU Extension offers suggestions on how to handle possible herbicide damage situations as well as recommended labs that receive plant matter samples to test for herbicide residues.

A thick patch of yellow, flowering leafy spurge plants growing in a pasture.

Spot Treatment Options for State Noxious Plants

When controlling grassland weeds, the mindset of row crop weed control may be put into practice too often. In most cases, broadcast control of weeds in grasslands is rarely necessary. Most often, spot treatment can be used more effectively to manage the noxious and invading weeds.

A sprayer applying pre-emergent pesticide to a bare field.

Herbicide Rotation Restrictions

This is a quick reference guide to common herbicides and their rotation restrictions for selected crops.

A close up view of the stem of palmer amaranth which is hairless.

Identification and Management of Palmer Amaranth in South Dakota

Guide for the identification and management of Palmer Amaranth in South Dakota

A drop of dew on a green leaf.

How to Choose the Right Adjuvant for the Job

With the rise of herbicide-resistant weeds, the use of an adjuvants is also on the rise and may be necessary to help control resistant weeds.

A red, tractor-mounted sprayer with its tank being flushed by a hose connected to a large truck.

General Cleaning Recommendations for Sprayer Equipment

Crop damage could occur if sprayer clean-out is overlooked or not properly conducted. It is critical to always follow the procedure specified on the herbicide or commercial cleaner label to completely remove herbicide residue from the sprayer system.

An unplanted field with weeds growing throughout.

Managing Weed Seed in 2020

Producers need to plan in advance on how to deal with bare fields that contain an overabundance of weeds. Weeds in these fields have deposited significant amount of seeds on the soil surface, which can easily germinate when adequate moisture and temperature are available.