1. Barnes MF, Light EN, Lang A (1969) The action of plant growth retardants on terpenoid biosynthesis. Planta 88:172–182
2. Basra AS (1994) Mechanisms of plant growth and improved productivity: modern approaches. Marcel Dekker, New York
3. El-Sheibany OM, El-Malki NA, Barras-Ali A (2007) Effect of application of growth retardant ALAR on some foliage characters of local cultivar of Chrysanthemum. J Sci Appl 1:15–20
4. Haque S, Farooqi AHA, Gupta MM, Sangwan RS, Khan A (2007) Effect of ethrel, chlormequat chloride and paclobutrazol on growth and pyrethrins accumulation in Chrysanthemum cinerariaefolium Vis. Plant Growth Regul 51:263–269
5. Ilan A, Dougall DK (1992) The effect of growth retardants on anthocyanin production in carrot cell suspension cultures. Plant Cell Rep 11:304–309