1. Abou Dahab TAM, Abd El-Aziz NG (2006) Physiological effect of diphenylamin and tryptophan on the growth and chemical constituents of Philodendron erubescens plants. World J Agric Sci 2(1):75–81
2. Aboul-Enein AM, Salama ZA, Gaafar AA, Aly HF, A bou-Elella F, Habiba AA (2016) Identification of phenolic compounds from banana peel (Musa aradaisica L.) as antioxidant and antimicrobial agents. J Chem Pharm Res 8(4):46–55
3. Arabloo M, Taheri M, Yazdani H, Shahmoradi M (2017) Effect of foliar application of amino acid and calcium chelate on some quality and quantity of Golden Delicious and Granny Smith apples. Trakia J Sci 15(1):14–19
4. A thesis submitted in fulfillment of the requirements for the award of the Degree of Bachelor of Chemical Engineering (Biotechnology), Faculty of Chemical & Natural Resources Engineering;N Azmi,2010
5. Bakry BA, Ibrahim FM, Abdallah MMS and El-Bassiouny HMS ( 2016) Effect of banana peel extract or tryptophan on growth, yield and some biochemical aspects of quinoa plants under water deficit International J Pharm Tech Res 9;8:276–287