Sharma, A. K.; Negi, K. S.; Shukla, H. Y.; Pareek, S. K. Effect of Different NPK Doses on the Plant Growth and Rhizome Yield in <I>Curcuma zedoria< I> (Christm.) Rosc. (Karchoor) : A Less Known Medicinal Plant Introduced in Uttaranchal. Indian Forester 2006, 132, 509-513.