S. K. Jindal, Satya Vir and Anjly Pancholy 1999. VARIABILITY AND ASSOCIATIONS FOR SEED YIELD, OIL CONTENT AND TREE MORPHOLOGICAL TRAITS IN NEEM (<em>AZADIRACHTA</em> <em>INDICA</em>). Journal of Tropical Forest Science (JTFS) . 11, 1 (Jan. 1999), 320–322.