Influence of field margin type on weed species richness and abundance in conventional crop fields.Published in:Renewable Agriculture & Food Systems, 2011, v. 26, n. 2, p. 127, doi. 10.1017/S1742170510000451By:Reberg-Horton, S.C.;Mueller, J.P.;Mellage, S.J.;Creamer, N.G.;Brownie, C.;Bell, M.;Burton, M.G.Publication type:Article