TY - BOOK AU - Singhal, G.S and others TI - Concepts in Photobiology:Photosynthesis and Photomorphogensis U1 - 581.13342 PY - 1999/// CY - Delhi PB - Narosa Publishing house KW - Botany KW - Photobiology KW - Photomorphogensis KW - Photosynthesis ER -