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Seed bank obsession, Why? - Peter Newman, AHRI
- 5. Benefits of low seed bank
Herbicide longevity
Population size
X
genetic diversity
- 11. HWSC complements herbicides
Walsh et al. Weed Tech. 2013
0
5
10
15
20
25
30
2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013
Annualryegrass(plants/m2)
Plus HWSC
Minus HWSC
Peter Newman and Michael Walsh
- 39. Glen Riethmuller
27 year trial – stubble retained
0.7
0.4
19
77.5
0 10 20 30 40 50 60 70 80 90
90 mm
180 mm
270 mm
360 mm
2013 - ryegrass seed set /m2
- 43. More cost effective to achieve high crop
competition through row spacing and
row orientation than through just
increasing seeding rate