. Agriculture for beginners. Fig. 259. The Pupa of the Cotton-Boll Weevil INJURING A Square After an original furnished by UnitedStates Department of Agriculture THE COTTON-BOLL WEEVIL 301. sharp as razors. Then shortly the females begin to lay-eggs. At first, these eggs are laid only in the cotton squares, and generally onlyone to the square. By andby, when the unusedsquares become scarce,eggs are deposited in thebolls. Sometimes two orthree eggs are laid in eachboll. The mother beetlewith her snout eats a holeFig. 260. Pupa from above and into the boll, pushes theBELOW. (Greatly enlarged) gg
. Agriculture for beginners. Fig. 259. The Pupa of the Cotton-Boll Weevil INJURING A Square After an original furnished by UnitedStates Department of Agriculture THE COTTON-BOLL WEEVIL 301. sharp as razors. Then shortly the females begin to lay-eggs. At first, these eggs are laid only in the cotton squares, and generally onlyone to the square. By andby, when the unusedsquares become scarce,eggs are deposited in thebolls. Sometimes two orthree eggs are laid in eachboll. The mother beetlewith her snout eats a holeFig. 260. Pupa from above and into the boll, pushes theBELOW. (Greatly enlarged) gggg jn^ ^nd then stopS the After Sanderson, Bulletin of Texas ^qIc with the picceS eaten Experiment Station _,, . - , , out. 1 he juice of the plantglues in the loose pieces and soon a warty-looking spotmarks the place of the egg. The young grub hatchesin two or three daysfrom the egg. In itsentirely protected home,the newly hatched grubeats the square and itsoon falls to the fields may attimes be seen withouta single square on thecotton plants. In from one to twoweeks, the grub or larva The Larva of Cotton-Boli., r n Weevil in a Squarebecomes fully grown ,,
Size: 1753px × 1425px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1900, bookpublisherbosto, bookyear1904
