Welcome to DEFRA RB209 fertiliser recommendations for grass silage
Provided by Farming Online, sponsored by Yara
Enter field name (date: 07 February 2012):
Select organic manure: (if applied)
Select Organic Manure
FYM - Cattle
FYM - Pigs
FYM - Sheep
FYM - Duck
FYM - Poultry
Slurry - Dairy
Slurry - Beef
Slurry - Pig
Separated slurry
Dirty water
Select soil type
Select soil type
Light sand or shallow soils (not over chalk)
Medium soils & shallow soils over chalk
Deep clay soils
Deep silty soils
Soils with groundwater
Peat soils
Select previous management
Select previous crop/grass management
Permanent grass - High N
Grass ley after grass/arable - High N
Grass ley in 2.9 Year - High N
First year ley after 2.9 years arable - Med N
Permanent grass - Med N
Grass ley after grass/arable - Med N
Grass ley in 2.9 Year - Med N
Peas
Beans
Oilseed Rape
Potatoes
First year ley after 2.9 years arable - Low N
Permanent grass - Low N
Grass ley after grass/arable - Low N
Grass ley in 2.9 Year - Low N
Linseed
Sugar Beet
Select D'
68-70D silage:
64-67D silage:
Select P, K and Mg Indices
P Index
0
1
2
3
4
K Index
0
1
2-
2+
3
4
Mg Index
0
1
2
3
Recommendations (Kg/Ha)
N
P
2
O
5
K
2
O
MgO
Silage total
1
st
Cut
Autumn:
Spring:
2
nd
Cut
3
rd
Cut
4
th
Cut
Print:
Select a calculator
Livestock
Beef & Sheep
Dairy
Silage
Forage maize
Arable
Wheat
Oilseed rape
Barley
Oats
Potatoes
Sugar beet
Peas & Beans
Manure
Welcome & NVZ
Type your feedback here...
www.yara.com
Sponsored by:
www.yara.co.uk
Developed by:
Farming Online
www.farming.co.uk
t 0870 909 0902
DEFRA RB209 8th Ed
fertiliser
recommendations