TY  - SER
AU  - Teixeira,R.A.
AU  - Soares,T.G.
AU  - Fernandes,A.R.
AU  - Braz,A.M.de S.
TI  - Grasses and legumes as cover crop in no-tillage system in northeastern Para Brazil
KW  - GRAMINEA FORRAGEIRA
KW  - LEGUMINOSA FORRAGEIRA
KW  - PLANTIO DIRETO
KW  - PLANTA DE COBERTURA
KW  - PARA
ER  -