In stock
Only 113 left

Congressional Serial Set Volume 4833

Rating:
80% of 100
SKU
######
Why choose this online store? We have a huge variety of items.

This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1905 Excerpt: ...agree closely with the foregoing, so they need not be added. EXAMINATION OF SQUARES BEFORE OVIPOSITION. In the course of a great mauy observations upon oviposition it was found that females almost invariably examine a square quite carefully before they will begin a puncture for egg deposition. This examination b conducted entirely by means of senses located in the antennae and not at all by sight. In fact, the sense of sight appears to be of comparatively small use to this weevil. In regard to the actual time spent in the work of examination before beginning a puncture CO observations were recorded. These show that the average time is over two minutes. This examination of squares is made by females onl' when they intend to oviposit. Males have never been observed acting in this way, nor do females generally do so when their only object is to feed. SELECTION OF UNINVESTED SQUARES FOR OVIPOSITION. So unerring is the sense by which examination is made that in a few cases it was able to discover an infested condition no external sign of which was visible to the writer's eTe. A female which was under close observation examined in the usual manner the square given her, but though evidently searching for a place to oviposit and anxious to do so, she plainly objected to placing an egg in that particular square. The writer again examined the square carefully, but found no sign of infestation and replaced it in the observation cage. Again the female made her usual careful examination and still she plainly refused to oviposit. Upon removing the covering from the square it was found to contain an egg, but the puncture made in depositing it had healed so smoothly that it had thrice escaped observation. The same female was then given two squares, one of which was known t...

More Information
Brand
Manufacturer
RareBooksClub.com
Color
N/A
Edition
N/A
  • Your Choice Phone Case / Special Offer Leather Wallet Case Protective Case Cover for HTC ONE M8 // M...
  • Kastlemane Clyde's Shop Hot Premium Iphone 5/5s Case - Protective Skin - High Quality For Miami City...
  • PxXVNya5889JXaEw AlisonBR Awesome Case Cover Compatible With Galaxy S3 - Little Kittens "meh" Look...
  • 3D Bumper Plastic Case Of Red Dragon customized case For Iphone 4/4s by durantsale...
  • Premium [YdCkKUB4550BjKGa]pokemon Case For Galaxy Note 3- Eco-friendly Packaging...
  • Top Quality Protection Sakura Case Cover For Galaxy S4...
  • Ariana Grande Hard For SamSung Galaxy S5 Mini Phone Case Cover amSung Galaxy-1624...
  • CreateDesigned The Little Mermaid Ariel Snap on Case Cover for Apple Iphone 5 5S TPU Case I5CD00591...
  • GENUINE Extra-Slim flexible Pink Case Soccer ball Brasil By MUZZANO for MOTOROLA MOTO G + 3 UltraCle...
  • meilz aiaiDream Catcher Pattern Theme Hard Back Cover Case For Iphone 5Cmeilz aiai...
  • Marcella C. Rodriguez's Shop Ultra Slim Fit Hard Case Cover Specially Made For Iphone 5c- Luffy...
  • Special Design Back Dale Earnhardt Jr Phone Case Cover For Iphone 6...
  • Galaxy S3 Cloud Case - Tpu Water Case Protective For Galaxy S3- Space Battleship Yamato Trailer Case...
  • Fashion Tpu Case For Galaxy S5- Baixars De One Piece Defender Case Cover 4802912K50039595...
  • All Phone Most Case / Cute Picture Hard Case Protective Cover Case for Xperia Z1 Compact D5503 // Be...
  • New Arrival SYsBpNd413YgAqE Premium Iphone 5/5s Case(fractal Flower)...
  • New Fashion Case Cover For Ipad Air(yicmgb-1418-skwivrx)...
  • Write Your Own Review
    You're reviewing: Congressional Serial Set Volume 4833
    Your Rating
    To Top