TY  - SER
AU  - Zerbato,C.
AU  - Furlani,C.E.A.
AU  - Bertonha,R.S.
AU  - Cavichioli,F.A.
AU  - Raveli,M.B.
TI  - Principal components analysis in bean sowing operation in relation to the tillage system
KW  - MANEJO DO SOLO
KW  - FEIJÃO
KW  - SEMEADURA
KW  - PHASEOLUS VULGARIS
ER  -