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101396
Non inversion
Description
Advanced Agronomy (Establishment) Mind Map on Non inversion, created by labradorlass on 21/05/2013.
No tags specified
advanced agronomy
establishment
advanced agronomy
establishment
Mind Map by
labradorlass
, updated more than 1 year ago
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Created by
labradorlass
over 11 years ago
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Resource summary
Non inversion
Runoff
Crop residues prevent
Increase surface stability
GOOD
Silty clay loam
reduces run off by 48%
reduces sediment loss by 68%
Holland 2004
46% of arable has conversation tillage
Jones et al 2006
5 years old!!
Soil Erosion
GOOD
reduces soil erosion
Morris 2010
KEY REF!
Disease Risk
GOOD
Take-all
reduces % infection
SAC
Eyespot
on trash
affects in spring
does not survive on surface over winter
BAD
Fusarium
soil fungus attacks stem base
Ergot
fungus remains on surface
Foliar
survive on volunteers remaining
Phoma (OSR)
Survives on trash
increases level of inoculum
Pests
Slugs
BAD
A poor ploughed seedbed can be just as bad
BYDV aphids
GOOD
cannot differentiate between soil and crop in autumn hence reduces summer infection
A straw cover can also lower infection
Kennedy et al 2010
Weeds
Grass weeds
BAD
Broad leaf weeds
GOOD
Froud-Williams et al 1983
Biodiversity
GOOD
Increases OM
Increases invertebrates
Beneficial effect on farmland birds
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