1. REENA, DHYANI V C, CHATURVEDI SUMIT, SHIKHA. DYNAMICS OF YIELD, NITROGEN UPTAKE AND NITROGEN USE EFFICIENCY IN WHEAT (Triticum aestivum L.) CROP AS INFLUENCED BY LEAF COLOUR CHART AND CHLOROPHYLL METER BASED REAL TIME NITROGEN MANAGEMENT. Int J Agr Sci [Internet].Bioinfo Publications : 9(54): 4930-4933.