Links to information about herbicide selection, handling and application

Cultural and Chemical Weed Control in Field Crops
Minnesota State University

2000 Herbicide Manual for Ag Professionals
Iowa State University

Corn Herbicide Hybrid Management Guide
Pioneer Canada

Reduced Herbicide Rates: Aspects to Consider
University of Wisconsin (PDF file)

Herbicide Choices ( Post or Pre-Emergent ) New!
from GOCORN.NET, a co-operative venture of the OCPA, OMAFRA and the University of Guelph

Can Roundup-Ready and Narrow Rows Improve Postemergence Weed Control in Corn?
Penn State Agronomy Gleanings Newsletter

Cultivation: An Effective Weed Management Tool
Iowa State (PDF file)

Factors That Affect Soil-Applied Herbicides
University of Nebraska

Herbicide Mode-Of-Action Summary
Purdue University

Herbicide Groups and Mode of Action
Iowa State University

Persistence of Herbicides in Soil
Penn State (PDF file)

Herbicide Mode of Action and Injury Symptoms
Minnesota Extension Service
also contains guidelines for preventing and managing herbicide resistant weeds.

Herbicide Injury Symptoms on Corn and Soybeans
colour photos and brief descriptions of the damage caused by most common herbicides, from Purdue University

Crop Responses to Herbicides
Iowa State

Herbicide Resistant Weeds
Minnesota Extension Service

Managing Weed Resistance to Herbicides
Pioneer Hi-Bred Inc.

Drift injury to corn and soybeans
Iowa State

Reducing Spray Drift: Bulletin 816
Ohio State University

OMAFRA Sprayer Calibration Calculator
OMAFRA

Ways to Avoid Pesticide Spills
OMAFRA

Sprayer Clean-out Guidelines
Iowa State Weed Science Online (PDF file)

Effect of Roundup Application Timing on Wirestem Muhly Control
Penn State, Agronomy Gleanings, 1996

Liberty Herbicide and Libery Link Hybrids
Index of information from AgrEvo Canada

Chemical Application Technology Newsletter
Ohio State University

also see

Integrated Pest Management

General Information on Pesticides

Pesticide Manufacturers and Distributors




© 1997 Ontario Corn Producers' Association.

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