Manure Technology Farmers should test their soils regularly and apply only the fertilizers (both commercial and manure) their crops require.
(Manure Technology Farmers; should test; their soils; T:regularly) (Manure Technology Farmers; apply; only the fertilizers (both commercial and manure) their crops require) (only the fertilizers (both commercial and manure; require; their crops)
Manure Technology Farmers Manure Technology Farmers only the fertilizers (both commercial and manure
should test apply require
their soils T:regularly
only the fertilizers (both commercial and manure) their crops require
their crops