1986 KHANNA-CHOPRA, Renu (b. 1949) PhD,FNA,FNAAS, INSA Senior Scientist, Water Technology Centre, Indian Agricultural Research Institute, New Delhi – 110012; Res. A-1/153, Paschim Vihar, New Delhi – 110063; Tel: (011) 25846790(O), 09899017170(M); Fax: 25846012; Email: ; ; Sp. Plant Physiology.