LAND 115 - Weeds and Weed Control

Course Details

Course Code:

LAND 115


Calendar Description:
An introduction to the classification, importance, growth and dispersal of weeds. Methods of weed control are reviewed. Identification of common Western Canadian weeds will be emphasized.

Total Hours: 34

This course is offered online:

LAND 100


Rearticulation Submission:

Course Content:
Describe and Identify Weeds
- define a weed and describe conditions for weed growth
- identify selected weeds
- the life cycles of weeds
- weeds in terms of habitat, structure and function

Explain the Rationale for Learning Weeds
- how weeds compete with crops
- how allelopathy may affect crop and weed growth
- the role of weeds in animal and human health
- other adverse effects of weeds

Describe Weed Growth and Dispersal
- sexual/asexual reproduction of weeds
- weed dispersal

Describe Integrated Weed Management (I.W.M.)
- the five approaches to weed control in I.W.M.

Describe Preventative Weed Control
- management practices
- federal and provincial government preventative weed control legislation

Describe Cultural Weed Control
- the use of crop rotation; planting practices; crop mixtures

Describe Physical Weed Control
- the use of hand pulling and hoeing; tillage; mowing and grazing
- alternate approaches

Describe Biological Weed Control
- the use of insects
- the use of diseases

Describe Chemical Weed Control
- how herbicides are classified
- the resistance of weeds to herbicides
- herbicide resistant crops

Learning Outcomes:
Upon completion of this course, students will be able to:
- describe and identify weeds
- explain the rationale for learning weeds
- describe weed growth and dispersal
- describe integrated weed management (I.W.M.)
- describe preventative; physical; biological and chemical weed control

Grading System:

Grading Weight:
Final Exam: 30 %
Midterm Exam: 20 %
Assignments: 50 %

Course Offered in Other Programs:

Other Programs:
Land & Resource Management Diploma