Entomological News and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia, 1919, Vol. 30 (Classic Reprint)
Title | Entomological News and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia, 1919, Vol. 30 (Classic Reprint) PDF eBook |
Author | Philip P. Calvert |
Publisher | Forgotten Books |
Pages | 346 |
Release | 2017-06-22 |
Genre | Science |
ISBN | 9780259609063 |
Excerpt from Entomological News and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia, 1919, Vol. 30 The date of mailing the December, 1919, number will be announced in the issue for January, 1920. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
Entomological News and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia, 1903, Vol. 15 (Classic Reprint)
Title | Entomological News and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia, 1903, Vol. 15 (Classic Reprint) PDF eBook |
Author | Henry Skinner |
Publisher | Forgotten Books |
Pages | 106 |
Release | 2016-12-18 |
Genre | Science |
ISBN | 9781334646416 |
Excerpt from Entomological News and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia, 1903, Vol. 15 Standards, of course, are absurd; there are none in such cases as this. The following are offered to serve as general averages of the number of eggs laid normally, and to fix a more or less definite range. Time is saved. The idea of compiling these was suggested by the fact that the estimates and ratings of authors - founded on one or two counts, and too frequently being but estimates in the true sense of the word - differed so widely as to cause a little confusion. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
Entomological News and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia
Title | Entomological News and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia PDF eBook |
Author | |
Publisher | |
Pages | 268 |
Release | 1891 |
Genre | Entomology |
ISBN |
Entomological News and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia, 1908, Vol. 19 (Classic Reprint)
Title | Entomological News and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia, 1908, Vol. 19 (Classic Reprint) PDF eBook |
Author | Henry Skinner |
Publisher | Forgotten Books |
Pages | 560 |
Release | 2016-12-16 |
Genre | Science |
ISBN | 9781334632716 |
Excerpt from Entomological News and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia, 1908, Vol. 19 I attempted to get them to locate Upon cottonwood twigs by inclosing them with twigs in a breeding cage, but without suc cess. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
Entomological News and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia, 1892, Vol. 3 (Classic Reprint)
Title | Entomological News and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia, 1892, Vol. 3 (Classic Reprint) PDF eBook |
Author | Henry Skinner |
Publisher | Forgotten Books |
Pages | 304 |
Release | 2017-03-17 |
Genre | Science |
ISBN | 9780243944453 |
Excerpt from Entomological News and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia, 1892, Vol. 3 The young larva when first hatched are also almost invisible, and, even after the first moult, look only like a small, colorless aphis on the leaf. The third moult shows a lilac mark in the centre of the dorsum increasing with the growth, until the last moult, when it resembles a rude maltese cross, of a pinkish or purplish brown, surrounded by a yellow border with a central square dot on the elipse-shaped pea-green larva. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
Entomological News and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia, 1900, Vol. 11 (Classic Reprint)
Title | Entomological News and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia, 1900, Vol. 11 (Classic Reprint) PDF eBook |
Author | Henry Skinner |
Publisher | Forgotten Books |
Pages | 392 |
Release | 2018-02-18 |
Genre | Science |
ISBN | 9780656856534 |
Excerpt from Entomological News and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia, 1900, Vol. 11 Skinner. H. 334. 335. 347. 369. 380. 402. 413. 434. 445. 473. 482. 483. 502. 504. 515. 533. 536. 545. 571. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
Entomological News, and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia, Vol. 10
Title | Entomological News, and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia, Vol. 10 PDF eBook |
Author | Henry Skinner |
Publisher | Forgotten Books |
Pages | 326 |
Release | 2018-03 |
Genre | Science |
ISBN | 9780666690517 |
Excerpt from Entomological News, and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia, Vol. 10: 1899 Calvert. P. P. 15, 42, 47. 68. 69. 74. 103, 104, 132, 147, 182, 188, 190. 209, 248, 266 271, 296, 331. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.