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Cereals: Symptoms In The Field

Author: OMAFRA Staff
Creation Date: 01 March 2002
Last Reviewed: 01 March 2002
Agronomy Guide > Pub 811: Cereals > Symptoms In The Field
Excerpt from Agronomy Guide for Field Crops (Chapter 6)
Order OMAFRA Publication 811: Agronomy Guide for Field Crops

Table of Content

  1. Introduction
  2. Symptoms in the Field - Table 6-22
  3. Updates on Cereals: Symptoms In The Field
  4. Related links...

Introduction

Table 6-22. Symptoms in the Field, shows insects and pests that may be causing the symptoms in the field.

Individual descriptions of insects found in cereals and recommendations for their control follow.

Table 6-22. Symptoms in the Field
Symptoms Possible Insects and Pests

True
Armyworm

Fall
Armyworm

 Cereal aphid Cereal leaf beetle European chafer Hessian fly Wireworm
Gaps in the stand - - - - X - X
Plants stunted or lodged (field may appear blue) - - - - - X -
Bronze patch in field - - X - - - -

Leaf feeding:

  • Scratches running parallel with leaf veins
 - - - X - - -
  • Ragged holes in leaves
 X X - - - - -
Head clipping X - - - - - -

Legend:
X - causing the symptoms
- - not causing the symptoms

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Updates on Cereals: Symptoms in the Field

Related links...

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