TY  - SER
AU  - Groth,D.
TI  - Morphological characterization of seeds and seedlings of seven weed species of CONVOLVULACEAE occurring in agricultural seeds in Brazil
KW  - CORDA DE VIOLA
KW  - SEMENTE
KW  - PLÂNTULA
KW  - IDENTIFICAÇÃO
KW  - ERVA DANINHA
KW  - CONVOLVULACEAE
ER  -