na INLIS000000000004322 Ind 0010-1118004322 The effects of lay-by herbicides on wheat, vetch, and winter weeds as cover crops for cotton HURST, H.R. H.R. Hurst Mississippi Mississippi State Univ. 1992 ii, 6 p.: ill., 30 cm.-- ii, 6 p.: ill., 30 cm.-- Bibl.: p. 6 633.51 COTTON COVER PLANTS HERBICIDES SIDE EFFECTS 504/MS/95