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362.T1 odel Agricultural Core Curriculum: Supplement niversity of California, Davis Weed Control Mechanical Weed Control Hand Pulling • Hoeing • Cultivating • Burning • Mowing Smothering with plastic mulches

Mechanical Weed Control

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Mechanical Weed Control. Hand Pulling Hoeing Cultivating Burning Mowing Smothering with plastic mulches. Cultural Weed Control. Crop rotation Use of weed-free crop seed Use of smother crops. The objective of biological control is to reduce weed populations, not eradicate them. - PowerPoint PPT Presentation

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Page 1: Mechanical Weed Control

362.T1

Model Agricultural Core Curriculum: SupplementUniversity of California, Davis

Weed Control

Mechanical Weed Control

• Hand Pulling• Hoeing• Cultivating• Burning• Mowing• Smothering with

plastic mulches

Page 2: Mechanical Weed Control

362.T2

Model Agricultural Core Curriculum: SupplementUniversity of California, Davis

Weed Control

Cultural Weed Control

• Crop rotation• Use of weed-free crop

seed• Use of smother crops

Page 3: Mechanical Weed Control

362.T3

Model Agricultural Core Curriculum: SupplementUniversity of California, Davis

Weed Control

Biological Weed Control

• The objective of biological control is to reduce weed populations, not eradicate them.

• Some natural enemies which are often used are Klamath Weed Beetles, Puncture Vine Beetles, & domestic geese.

Page 4: Mechanical Weed Control

362.T4

Model Agricultural Core Curriculum: SupplementUniversity of California, Davis

Weed Control

Biological Weed Control (cont’d.)

Animals in pasture.

Page 5: Mechanical Weed Control

362.T5

Model Agricultural Core Curriculum: SupplementUniversity of California, Davis

Weed Control

Chemical Weed Control

• Herbicides are often used because they are inexpensive and effective when handled properly.

• If handled improperly, however, they may kill your crop and contaminate ground water.

Page 6: Mechanical Weed Control

362.T6

Model Agricultural Core Curriculum: SupplementUniversity of California, Davis

Weed Control

Chemical Weed Control (cont’d.)

Selective Herbicide Non-Selective HerbicideKills only selected plants. Kills all plants where applied.