共 50 条
- [42] PHOSPHORUS AND NITROGEN-FERTILIZATION FOR TRIPLE DIGIT WHEAT YIELDS [J]. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1985, 190 (SEP): : 1 - FET
- [44] FOLIAR-APPLIED NITROGEN FOR CITRUS FERTILIZATION [J]. JOURNAL OF ENVIRONMENTAL QUALITY, 1974, 3 (04) : 388 - 391
- [45] THE EFFECT OF NITROGEN-FERTILIZATION ON THE QUALITY OF POTATOES [J]. AMERICAN POTATO JOURNAL, 1988, 65 (08): : 492 - 493
- [46] EFFECTS OF LONG-CONTINUED NITROGEN-FERTILIZATION ON NUTRIENT CONCENTRATION IN THE SOIL AND HERBAGE OF PERMANENT GRASSLAND [J]. ROSTLINNA VYROBA, 1990, 36 (05): : 519 - 528
- [47] EFFECT OF NITROGEN-FERTILIZATION ON QUALITY OF POTATOES [J]. AMERICAN POTATO JOURNAL, 1977, 54 (10): : 501 - 501