date:Feb 27, 2013
ir fertiliser which results in decreased yield potential, he said.
The field trials that had either a lupin/wheat rotation or continuous wheat and lime had the greatest grain yield.
In the lupin/wheat rotation a lime history gave an extra 495 kilograms per hectare more grain than the treatments with no lime, and in the continuous wheat rotation a lime history gave an extra 309 kilograms per hectare than treatments with no lime, Dr Scanlan said.
We observed significant responses to phosphorus