Nitrogen Fertiliser and Inga (1980)

Heenan, D Bacon, P

1980

This IREC Farmers Newsletter article presents information and results on district trials and trials undertaken at Yanco between 1978-80. The trials indicated that high applications of nitrogen as urea or ammonium sulphate have produces increased vegetative growth and tiller numbers but decrease in grain yields. The article presents these results. Ithe conclusion suggested although it is recommended for top dressing to be carried out at PI the trials indicated it could be up to two weeks post P. It was also stated that further research in different soil types were require to be undertaken and at the time advisable to top dress with in a week of PI.