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PLANT PROTECTION 1 – Pests, Diseases and Weeds

PLANT PROTECTION 1 – Pests, Diseases and Weeds

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<strong>PLANT</strong> <strong>PROTECTION</strong> 1 – <strong>Pests</strong>, <strong>Diseases</strong> <strong>and</strong> <strong>Weeds</strong><br />

Parasitic<br />

Flowering Plants<br />

Dodder (Cuscuta sp.) sends haustoria<br />

(projections) into the host stem to absorb<br />

nutrients <strong>and</strong> water.<br />

BIOLOGY & IDENTIFICATION 378<br />

No. species in Australia 378<br />

Some distinctive features 378<br />

Weed status of parasitic plants 378<br />

Beneficial values 378<br />

Identification 378<br />

Hemi-parasites 379<br />

Native cherries 379<br />

Western Australia Christmas tree 379<br />

Witchweeds 380<br />

Mistletoes 380<br />

, 381<br />

True parasites 381<br />

Dodders 381<br />

Broomrapes 382<br />

INTEGRATED WEED MANAGEMENT (IWM) 382<br />

Control methods 383<br />

Legislation 383<br />

Cultural methods 383<br />

Sanitation 384<br />

Biological control 384<br />

Resistant, tolerant varieties 384<br />

Plant quarantine 384<br />

Weed-tested planting material 385<br />

Physical <strong>and</strong> mechanical methods 385<br />

Herbicides 385<br />

REVIEW QUESTIONS & ACTIVITIES 386<br />

SELECTED REFERENCES 386<br />

Parasitic flowering plants 377

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