Effect of nitrogen fertilizers applied on various dates on grain yield and quality of winter rye
Agrokhimiya (9): 19-22
ISSN/ISBN: 0002-1881 Accession: 001068521
In 3-yr trials with winter rye grown with PK on derno-podzolic soil, 60 kg N/ha applied (a) before sowing, as (b) a top dressing in early spring or as (a) + (b) increased the av. grain yields by 380, 680 and 830 kg/ha, resp. N applied before sowing and as a foliar spray at heading was not effective in increasing yield and grain protein content.