TY - SER AU - Falqueto,A.R. AU - Silva,F.S.P. AU - Cassol,D. AU - Magalhães Júnior,A.M. AU - Oliveira,A.C. AU - Bacarin,M.A. TI - Chlorophyll fluorescence in rice: probing of senescence driven changes of PSII activity on rice varieties differing in grain yield capacity KW - ARROZ KW - FOLHA KW - CLOROFILA KW - ORYZA SATIVA KW - FOTOSSINTESE UR - http://www.scielo.br/pdf/bjpp/v22n1/v22n1a04.pdf ER -