Objective: Supply Nutrients

• Overview
• Add materials with high nutrient  content
• Incorporate high N crop residues

Select a case study from the table below. Documents are in the Adobe PDF format.

Category	Case Study	Soil type	Keywords
Use of manures	Study 33.  Direct slurry injection in a dairy enterprise	Light	Dairy, slurry injection, shallow injection, grassland, grass yield, slurry, light soils, grass
Use of manures	Study 36.  Use of slurry injection to manage soils, nutrient testing to maximize nutrient management	Medium to heavy	Dairy, slurry injection, shallow injection, grassland, grass yield, slurry, medium soil, heavy soil, grass
Use of manures	Study 3.  Straw incorporation use of pig manures to benefit arable soils	Medium to heavy	Mixed, arable, cereals, straw incorporation, pig manure, pig slurry, FYM, heavy soils, medium soils
Import of organic resources	Study 4.  Trading straw for FYM to improve soils on an arable farm	Heavy	Arable, cereals, root crops, straw for manure trading, straw incorporation, pig manure, pig slurry, FYM, heavy soils, medium soils
Use of manures	Study 5.  Arable land benefits from available pig manures on a mixed farm	Medium to heavy	Mixed, cereals, potatoes, pig manures, medium soils, heavy soils
Use of manures	Study 1.  Available manures improve soil organic matter on a mixed farm	Heavy	Mixed, arable, cereals, slurry, FYM, heavy soils
Use of manures	Study 13.  Incorporating straw and poultry manure improves growing conditions for sugar beet	Heavy	Arable, cereals, sugar beet, straw incorporation, poultry manure, heavy soil
Use of manures	Study 18.  Building soils with FYM on a mixed farm with sugar beet	Light, medium and heavy	Mixed, arable, beef, minimum tillage, min till, reduced tillage, FYM, light soil, medium soil, heavy soil
Import of organic resources	Study 19.  Adoption of non-inversion tillage, combined with the use of bio-solids, improves soils	Light, medium and heavy	Mixed, arable, beef, sheep, sewage sludge, biosolids, FYM, poultry muck, turkey, residue incorporation, light soil, medium soil
Import of organic resources	Study 28.  Minimum tillage with imported poultry litter and rotational fallow	Medium to heavy	Arable, cereals, potatoes, poultry manure, minimum tillage, min till, reduced tillage, medium soil, heavy soil
Import of organic resources	Study 17.  Bio-solids and paper waste can replace straw exports on an arable farm	Light, medium and heavy	Arable, cereals, sewage sludge, biosolids, paper, light soil, medium soil, heavy soil
Import of organic resources	Study 22.  Innovative manure trading agreements to improve organic matter status of arable land	Light to medium	Arable, cereals, maize, poultry manure, manure trading, trading, medium soil
Import of organic resources	Study 25.  Potato growing in min-till rotations with straw incorporation and manure trading	Light to medium	Arable, cereals, straw incorporation, potatoes, minimum tillage, min till, reduced tillage, FYM, poultry muck, medium soil
Use of manures	Study 29.  Arable soils benefit from manures and rotational grass in a mixed dairy and pig farm	Medium to heavy	Mixed, light soils, medium soils, heavy soils, FYM, slurry, organic manures, arable, cereals, reduced cultivation, rotational grass leys
Use of manures	Study 30.  Targeted use of manures benefits arable yields and improves soil structures	Light, medium and heavy	Mixed, light soils, slurry, crop rotation, rotational maize, FYM, reduced cultivation, cereals, maize, dairy, beef