共 50 条
- [21] SOIL NITRATE NITROGEN LEVELS AS AN INDEX OF NITROGEN FERTILIZER NEEDS OF SUGARBEETS JOURNAL OF THE AMERICAN SOCIETY OF SUGAR BEET TECHNOLOGISTS, 1971, 16 (06): : 461 - &
- [25] SOIL NITROGEN SUPPLY AND SUGAR BEET FERTILIZATION NEEDS LISTY CUKROVARNICKE A REPARSKE, 2020, 136 (03): : 104 - 110
- [27] UPTAKE OF FERTILIZER AND SOIL NITROGEN BY RYEGRASS AS AFFECTED BY CARBONACEOUS RESIDUE SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS, 1968, 32 (01): : 86 - +
- [29] EFFECTS OF TIME OF UREA APPLICATION ON COMBINE-SOWN CALROSE RICE IN SOUTHEAST AUSTRALIA .3. FERTILIZER NITROGEN RECOVERY, EFFICIENCY OF FERTILIZATION AND SOIL-NITROGEN SUPPLY AUSTRALIAN JOURNAL OF AGRICULTURAL RESEARCH, 1987, 38 (01): : 129 - 138