title: Studies on "Sappe" disease of the silkworm, Bombyx mori. II. Effect of age of larvae on the manifestation of the disease.
mesh_terms: D000367:Age Factors; D000818:Animals; D001419:Bacteria / Q000302:isolation & purification; D012831:Bombyx / Q000382:microbiology*; D007814:Larva / Q000382:microbiology*