TY - BOOK AU - Dhir, K.K., ed. TI - New trends in plant physiology SN - 8170193753 U1 - 571.2 21st ed. PY - 1991/// CY - New Delhi PB - Today and Tomorrows Printers and Publishers KW - Crop yield KW - Dua KW - I.S., ed KW - Nitrogen fixation KW - Plant growth regulators KW - Plant physiology N1 - National Symposium on Growth and Differentiation in Plants ER -