共 50 条
- [1] EFFECT OF PLANT SPACING AND NITROGEN LEVELS ON MORPHOLOGICAL CHARACTERS, SEED YIELD AND QUALITY IN SUNFLOWER (HELIANTHUS-ANNUUS L) [J]. ZEITSCHRIFT FUR ACKER UND PFLANZENBAU-JOURNAL OF AGRONOMY AND CROP SCIENCE, 1980, 149 (02): : 148 - 156
- [6] EFFECT OF NITROGEN LEVELS ON YIELD, YIELD COMPONENTS AND SEED QUALITY OF SUNFLOWER HYBRIDS [J]. IRAQI JOURNAL OF AGRICULTURAL SCIENCES, 2006, 37 (01): : 109 - 116
- [7] Effect of seed bacterization and nitrogen level on soil properties, yield parameters, yield and economics of sunflower (Helianthus annuus) [J]. INDIAN JOURNAL OF AGRICULTURAL SCIENCES, 1996, 66 (04): : 250 - 252
- [8] Effect of irrigation and nitrogen on growth and yield of sunflower (Helianthus annuus) [J]. INDIAN JOURNAL OF AGRICULTURAL SCIENCES, 1999, 69 (08): : 567 - 569