BALTIC SEAENVIRONMENT PROCEEDINGS No. 59 - Helcom

Agency calculated the effect of the two previous plans to be a 20% reduction of
nitrogen so far.
The Action Plan for Sustainable A&culture.
The Plan for Sustainable Agriculture was presented in 1991 and the main object
of this plan was:
_ Slurry/liquid manure should not be spread in the autumn except in
September for winter rape and grass.
Solid manure may not be spread on fields in the autumn before October
20, except for fields which will subsequently have a green cover.
Solid manure must be ploughed in immediately after spreading.
A public control system should be set up to control the fertilization
plans. Farmers will only be allowed to apply a certain amount of
fertilizer for each crop. The amount of fertilizer for a certain crop has to
be approved by the Danish Institute of Plant and Soil Science.
Nitrogen in farm yard manure had to be utilized by the following rates:
I
Slurry from pigs
I
Slurry from cows
August 1993: I 45 % I 40 %
August 1997:
I
50 %
I
45 %
In order to control these utilization rates farmers each year must supply
the authorities with key-figures concerning their use of manure and
fertilizers.
The existing grant scheme for the construction of storage capacity for
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