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| Workshop
Subjects |
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following subjects will be covered at the workshops
Soil
status and examination
Intercrop Management
Sowing
Post emergence agronomy |
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Soil
status and examination
Soil is a valuable farm resource and delegates at the workshops
considered how soil structure affects the costs of cultivation
and establishment. Specialists discussed the impact of soil
type and previous cropping on cultivation strategies, as well
as crop residue management and weed control.
The soil at each site was examined to determine structure and
its impact on drainage ability and expected crop establishment.
Remedies for any problems were then discussed by experts and
delegates. Some workshops also included an evaluation of the
economies of cultivation that need to be taken into account
when determining crop production, including the range of cropping,
staff availability and work rates. |
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Intercrop
Management
Intercrop management is vital for both plough and non-inversion
tillage cultivation systems, particularly where herbicide resistant
grass and broad-leaved weeds are present. The germination requirements
of different weed species were examined, drawing on experience
from each site, and at the workshops specialists discussed the
use of non-selective herbicides to control weeds in a stale
seedbed rather than a secondary cultivation. |
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Sowing
Seed rates were considered for each cultivation system, taking
into account drilling dates, seedbed conditions, plant spacing,
individual field specifications such as drainage and the level
of compaction, and the risk levels from pests like slugs and
wheat bulb fly.
Different cultivation systems produce different levels of Take-all
but they vary between site and season; these effects were discussed.
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Post
emergence agronomy
Following the first
summer workshops, each core site was revisited in the winter
to look at post emergence agronomy issues and to determine the
level of activity needed for both plough and non-inversion tillage
cultivation systems for optimum plant establishment, disease
control and yield.
The workshops looked at nitrogen and sulphur levels in the soil
and assessed application dosages, as well as herbicide options.
Surface trash and volunteer growth were also considered. |
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