TY - GEN AU - Ratnasekara, Wanni Arachchilage Disna Piumravini Rupika TI - Co2 enrichment and photosynthesis U1 - 581.13342 PY - 2001/// CY - Peradeniya PB - Postgraduate Institute of Agriculture, University of Peradeniya KW - BOTANY KW - PHOTOSYNTHESIS KW - POST GRADUATE THESIS ENGLISH KW - THESIS ER -