Ecological impacts of invasive Pinus radiata

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P. radiata the invader South Africa (Richardson and Brown, 1986) New Zealand (Ledgard & Belton 1985) Australia (Williams & Wardle, 2005; Burdon & Chilvers 1977) Chile (Bustamante & Simonetti, 2005) Fynbos in South Africa Grasslands in New Zealand
Pinus radiata in Australia Major softwood species ~ 700,000 ha Majority grown in NSW and VIC Naturalised in all states it is grown Significant environmental weed (Randall & Kessal, 2004)
Page 1 and 2: Ecological impacts of invasive Pinu
Page 3 and 4: Predicting Invasion Impacts Quanti
Page 5 and 6: Tree invasions Melaleuca quinquine
Page 7: Pinus radiata Restricted native ra
Page 11 and 12: Bird dispersal Yellow Tailed Black
Page 13: Survey Methods Drive border of pla
Page 16: Lidsdale State Forest Wildlings 2km
Page 19 and 20: Penrose Hanging Swamps Nationally
Page 21 and 22: Penrose State Forest 1969 0 250 500
Page 23 and 24: Mean Infestation Index 5 4 3 2 1 R
Page 25 and 26: 5 > 40 yrs residence time ≤ 40 yr
Page 27 and 28: Mean infestation Index 5 4 3 2 1 >
Page 29 and 30: Open Eucalypt Canopy Cover Invaded
Page 31 and 32: Mean emergence % +SE 50 40 30 20 10
Page 33 and 34: Litter Traps Determine rates of li
Page 35 and 36: Litter Impacts Field and glasshous
Page 37 and 38: Pines as sleeper weeds? • Sleeper
Page 39 and 40: Acknowledgements ForestsNSW and DE
Page 41 and 42: Invasion success Characteristics of
Page 43 and 44: “Holy Grail of invasion biology
Page 45 and 46: Why study pines? Known age and ext
Page 47 and 48: P. radiata the invader South Afric
Page 49 and 50: Invasion process • Densities of u
Page 51 and 52: Our Research Determine the current
Page 54 and 55: 29 plantations surveyed Extent of s
Page 57 and 58: Mullions Range SRA 91% border invad
Page 59 and 60:
Spatial analysis GIS mapping of in
Page 61 and 62:
Between plantations Dependent varia
Page 63 and 64:
Mean Infestation Index 5 4 3 2 1 R
Page 65 and 66:
Mean Infestation Index 5 4 3 2 1 R
Page 67 and 68:
Impacts Plantations as the extreme
Page 69 and 70:
Mean emergence % +SE 50 40 30 20 10
Page 71 and 72:
Litter Impacts Pinus radiata litt
Page 73 and 74:
1000 Pinus radiata Eucalyptus spp.
Page 75 and 76:
Eucalyptus sieberi A A A A a a B b
Page 77 and 78:
Quantifying impacts • Impacts are
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Ecological impacts of invasive Pinus radiata

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