Effect of glyphosate on photosynthesis and chlorophyll fluorescence of leaves of glyphosate-resistant soybean [Glycine max (L.) Merr.] seedlings under phosphorus deficiency stress EFFECTS OF GLYPHOSATE AND POST-DROUGHT REWATERING ON OSMOLYTES AND SHIKIMIC ACID CONTENT IN LEAVES OF GLYPHOSATE-RESISTANT SOYBEAN [Glycine max (L.) Merr.] SEEDLINGS