. Silkworm food plants : cultivation and propagation. Branch of White Mulberry ? Morus alba , Variety venosa. B- 34 Bureau of P ant Industry, U. S. Dept. of Agriculture. PLATE Leaves of Seedling Russian Mulberry i Morus alba, Variety tatarica. E *, E FF nt Industry U. S. Dept. of Agriculture Plate V.

---

Size: 1389px × 1800px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1900, bookdecade1900, booksubjectsilkworms, bookyear19