Kenaf fibers can be used in wide range of textile and engineering applications. Researchers over the world spent a lot of efforts to find the best ways to improve quality and quantity of this crop. In 26 September 2013, seeds of two new kenaf varieties: Fuhong-952 (FH-952) and 4383 were planted at Taman Pertanian Universiti (TPU), at the Universiti Putra Malaysia. For the first time, macronutrient and micronutrients at different concentrations were applied to investigate their effects on the nitrogen content (protein) in the cell wall of the fiber, and then to know its effect on the quality...