Figure 5

The PCA biplot diagram, showing the relationships among amino acid profiles of soybean seeds. Method of placing the fertilizer: band—P fertilizer placed 5 cm below seeds, broadcast—P fertilizer placed on surface of the soil. Type of fertilizers: SUP—triple superphosphate as Super FOS DAR 40, STR—struvite as Crystal Green. ASP aspartic acid, THR threonine, SER serine, GLU glutamic acid, PRO proline, GLY glycine, ALA alanine, CYS cystine, VAL valine, MET methionine, ILE isoleucine, LEU leucine, TYR tyrosine, PHE phenyloalanine, HIS histidine, LYS lysine, ARG arginine.