Pests, weeds

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Marestail Control in Kansas

by Douglas E. Shoup Dallas E. Peterson Curtis R. Thompson Kent L. Martin

MF3014

In no-till cropping systems, control of marestail (Conyza canadensis) is difficult. The weed is also known as horseweed or Canadian horseweed. Marestail, native to the United States, is considered either a winter or summer annual that is often difficult to identify. 8 pages, color.

Published Date: Mar 2012

Stink Bugs: Crop Pests

by Robert J. Whitworth Holly N. Davis Amie Norton

MF2891

The green stink bug, Acrosternum hilare, and brown stink bug, Euschistus servus, feed on many types of vegetables and row crops. 2-page, color.

Revision Date: Nov 2022

Top-dress Applications of UAN Fertilizer with Herbicides on Wheat

by Brian L. S. Olson Dallas E. Peterson Phillip W. Stahlman

MF2903

Urea ammonium nitrate (UAN) applications can cause foliar burn under certain conditions, and herbicides may increase the risk. Weed-and-feed applications can be safer with favorable weather and the right formulation. 4-page.

Published Date: Aug 2009

Diagnosing Wheat Production Problems

by Erick D. De Wolf et al.

S84

Publication will help to diagnose likely causes of slow growth, distorted appearance, off-colors, injury, and death of wheat plants from planting through harvest. 66-page, color.

Revision Date: Jun 2023

Noxious Weeds, Category 9A: Integrated Pest Management and Pesticide Safety Education

S30

Integrated Pest Management and Pesticide Safety Education self-teaching manual to be used in preparation for the Kansas Commercial Pesticide Applicator Certificate examination, Category 9A, Noxious Weeds. Control of weeds regulated under the Kansas Noxious Weed Law. For government employees only. (Revised September 2014) 64-page, color.

Revision Date: Sep 2014

Pigweed Identification: A Pictorial Guide to the Common Pigweeds of the Great Plains

by Dallas E. Peterson

S80

A generalized distribution map; photographs of seed, seedling, and mature plants; and text describing other identifying features are present for each species. 12-page, color.

Published Date: Oct 1994

Pesticide Application Field Records

by Donald C. Cress

P1102

Restricted Use Pesticides (RUP) application records may be handwritten, invoices, be computerized, and/or maintained in record-keeping books. This booklet can serve for pesticide application records. 60-page, b/w.

Revision Date: Oct 2012

Equipment to Reduce Spray Drift

by Robert E. Wolf John W. Slocombe

MF2445

Large droplets are not as likely to drift off-target as smaller droplets. This basic principle lies behind many innovations to reduce drift when spraying herbicides. Reviewed June 2014 by John W. Slocombe. 4-page, b/w.

Published Date: Mar 2000

Questions and Answers about Vineyard Injury from Herbicide Drift

by Sorkel Kadir Kassim Al-Khatib Dallas E. Peterson

MF2588

Young grape vines are much more susceptible than mature vines to hormonal type herbicide such as 2,4-D. Vines may or may not survive. Formula, cultivar, and weather influence results.

Published Date: Oct 2003

Private Pesticide Applicator Manual

by Frannie L. Miller

MF531

Information about certification as a private pesticide applicator. A private applicator is one who uses or supervises the use of a restricted-use pesticide for production of an agricultural commodity on property the applicator owns or rents, or applies a restricted-use pesticide without compensation for the applicator’s employer. 104 p.

Revision Date: Feb 1997

Factors Affecting Pesticide Behavior and Breakdown

by David L. Regehr Donald C. Cress

MF958

Temperature, light, moisture, bacteria, pH, etc. all affect the pesticides in different ways and cause them to break down at varying rates. Thus half life is dependent on many & varying factors. 8 pages.

Published Date: May 1990

Weed Control in Dryland Cropping Systems

by Curtis R. Thompson Randall Brown Daniel O'Brien

MF2339

Control weeds in wheat crop; during fallow with herbicides, do not till stubble after wheat harvest. Use atrazine during fallow period. Do not let winter-annual weeds produce seed in spring.

Published Date: May 1998

Strategies to Reduce Spray Drift

by Robert E. Wolf

MF2444

Select a nozzle that produces coarser droplets, Use lower end of pressure range, Lower boom height, Increase nozzle size, Spray when wind speeds are under 10 mph, & away from sensitive crops.

Published Date: Mar 2000

Herbicide Mode of Action

by Sarah Lancaster Mithila Jugulam Jeanne Falk Jones

C715

In-depth description of how herbicides work in controlling weeds. Describes herbicide interaction with weeds. 20-page, color.

Revision Date: Mar 2021

Cleaning Field Sprayers

MF1089

Sprayer cleaning will prolong life of the sprayer, prevent unnecessary repairs, reduce contamination of surface & groundwater, and eliminate crop injury from equipment contamination. 4 pages, color.

Revision Date: Jun 2021