title: [A preliminary report on the isolation and analysis of free amino acids in silkworm feces].
mesh_terms: D000596:Amino Acids / Q000032:analysis* / Q000302:isolation & purification; D000818:Animals; D012831:Bombyx / Q000032:analysis*; D005243:Feces / Q000032:analysis
chemical_list: D000596:Amino Acids