Pflanzenphysiologie. Versuche und beobachtungen an höheren und niederen pflanzen einschliesslich bakteriologie und hydrobiologie mit planktonkunde - Kolkwitz, R. (Richard), 1873 -1956 (G. Fischer, 1914)

Pflanzenpsychologie als Arbeitshypothese der Pflanzenphysiologie - Francé, R. H. (Raoul Heinrich), 1874 -1943 (Franckh'sche Verlagshandlung, 1909)

Das Pflanzenreich :regni vegetablilis conspectus - Engler, Adolf, 1844 -1930 (W. Engelmann, 1905)

Das Pflanzenreich :regni vegetablilis conspectus - Engler, Adolf, 1844 -1930 (W. Engelmann, 1931)

Das Pflanzenreich :regni vegetablilis conspectus - Engler, Adolf, 1844 -1930 (W. Engelmann, 1937)

Die Pflanzenthiere in Abbildungen nach der Natur : mit Farben erleuchtet nebst Beschreibungen - Esper, Eugen Johann Christoph, 1742 -1810 (in der Raspischen Buchhandlung, 1791)

Die Pflanzenwelt Norwegens. Ein Beitrag zur Natur- und Culturgeschichte Nord-Europas - Schübeler, F. C. (Frederik Christian), 1815 -1892 (A.W. Brögger, 1873)

Die Pflanzenwelt Ost-Afrikas und der Nachbargebiete - Engler, Adolf, 1844 -1930 (D. Reimer, 1895)

Phegea - Vlaamse Vereniging voor Entomologie. (Vlaamse Vereniging voor Entomologie, 1994)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1907)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1910)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1911)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1913)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1916)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1917)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1918)

The Philosophical magazine and journal : comprehending various branches of science, the liberal and fine arts, agriculture, manufactures, and commerce (R. Taylor, 1821)

The Philosophical magazine : comprehending the various branches of science, the liberal and fine arts, geology, agriculture, manufactures and commerce (Richard Taylor and Co, 1799)

The Philosophical magazine : or Annals of chemistry, mathematics, astronomy, natural history and general science (Richard Taylor and Co, 1829)

Phymatolithon (Melobesioideae, Hapalidiales) in the Boreal–Subarctic Transition Zone of the North Atlantic : a correlation of plastid DNA markers with morpho-anatomy, ecology, and biogeography - Adey, Walter H (Smithsonian Institution Scholarly Press, 2018)

Physiological and pathological researches; being a reprint of the principal scientific writings of the late T. R. Lewis. In memoriam - Aitken, William, 1825 -1892 (Lewis Memorial Committee, 1888)

Physiological chemistry - Day, George Edward, 1815 -1872 (Printed for the Cavendish Society, by Harrison and Son, 1851)

Physiologie des Stoffwechsels in Pflanzen und Thieren. Ein Handbuch für Naturforscher, Landwirthe und Aerzte - Moleschott, Jacob, 1822 -1893 (F. Enke, 1851)

Physiologische studien - Focke, Gustav Woldemar, 1810 -1877 (C. Schünemann, 1847)

The physiology of plants. a treatise upon the metabolism and sources of energy in plants - Pfeffer, W. (Wilhelm), 1845 -1920 (Clarendon Press, 1900)

The physiology of plants; a treatise upon the metabolism and sources of energy in plants - Pfeffer, W. (Wilhelm), 1845 -1920 (Clarendon press, 1906)

The physiology of plants; a treatise upon the metabolism and sources of energy in plants - Pfeffer, W. (Wilhelm), 1845 -1920 (Clarendon press, 1900)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1957)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1990)

Phytoneuron (Guy L. Nesom, 2018)

Phytoneuron (Guy L. Nesom, 2020)

Pinax Theatri botanici Caspari Bauhini : ... sive Index in Theophrasti, Dioscoridis, Plinii et botanicorum qui à seculo scripserunt opera: plantarum circiter sex millium ab ipsis exhibitarum nomina cum earundem synonymiis & differentiis methodicè secundùm earum & genera & species proponens. Opus XL. annorum hactenus non editum summoperè expetitum & ad auctores intelligendos plurimùm faciens ... - Bauhin, Caspar, 1560 -1624 (sumptibus et typis Ludovici Regis, 1623)

The pinetum: being a synopsis of all the coniferous plants at present known, with descriptions, history and synonyms, and a comprehensive systematic index - Gordon, George, 1806 -1879 (Henry G. Bohn, 1880)

La pisciculture dans les eaux douces - Brocchi, P. (Paul), 1839 -1898 (May et Motteroz, 1896)

The plankton of the Illinois river, 1894-1899, with introductory notes upon the hydrography of the Illinois river and its basin - Kofoid, Charles A. (Charles Atwood), 1865 -1947 (1903)

Plant lore, legends, and lyrics. Embracing the myths, traditions, superstitions, and folk-lore of the plant kingdom - Folkard, Richard. (S. Low, Marston, Searle, and Rivington, 1884)

Plant response as a means of physiological investigation - Bose, Jagadis Chandra, Sir, 1858 -1937 (Longmans, Green and Co, 1906)

The Plasmodiophorales; including a complete host index, bibliography, and a description of diseases caused by species of this order - Karling, John S. (John Sidney), 1898 - (The author, 1942)

Poisonous metals on sprayed fruits and vegetables - Lynch, W. D. (U.S. Dept. of Agriculture, 1922)

Pollen and spores of Barro Colorado Island - Roubik, David W. (David Ward), 1951 - (Missouri Botanical Garden, 1991)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1874)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1876)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1877)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1880)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1881)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1884)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1872)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1886)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1888)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1892)

Popular Science Review (1880)

Postilla - Peabody Museum of Natural History. (Peabody Museum of Natural History, 1987)

Poultry; a monthly magazine for all poultrymen (1906)

Poultry keeping; an elementary treatise dealing with the successful management of poultry - Lewis, Harry Reynolds, 1885 - (J. B. Lippincott company, 1915)

Practical bacteriology, blood work and animal parasitology, including bacteriological keys, zoological tables and explanatory clinical notes - Stitt, Edward Rhodes, 1867 - (P. Blakiston's son and co, 1916)

A practical treatise on the manufacture of vinegar and acetates, cider, and fruit-wines; preservation of fruits and vegetables by canning and evaporation; preparation of fruit butters, jellies, marmalades, catchups, pickles, mustards, etc. Ed. from various sources - Brannt, William T. (William Theodore), 1844 - (H.C. Baird & Co, 1890)

Practical zoology - Hegner, Robert William, 1880 -1942 (Macmillan, 1915)

Praktikum der bakteriologie und protozoologie - Hartmann, Max, 1876 -1962 (G. Fischer, 1907)

Pre-project study on the conservation status of tropical timbers in trade. Final report to International Tropical Timber Organization. Vol 1 - Oldfield, Sara (ITTO, 1991)

Precis de bacteriologie clinique - Royal College of Physicians of Edinburgh. (G. Masson, 1895)

Précis de microscopie : technique, expérimentation, diagnostic - Langeron, Maurice, 1874 -1950 (Masson, 1913)

Prehistoric Europe, a geological sketch - Geikie, James, 1839 -1915 (E. Stanford, 1881)

A preliminary report on the Protozoa of the fresh waters of Connecticut - Conn, H. W. (Herbert William), 1859 -1917 (Hartford press, The Case, Lockwood & Brainard company, 1905)

Price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Swan River Nursery, 1942)

Price list, fall 1944–spring 1945 : roses, evergreens, trees, shrubs, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1944)

Primae lineae systematis naturæ : nexui naturali omnium evolutionique progressivae per nixus reascendentes superstructi - Gori͡aninov, Pavel Fedorovich, 1796 -1865 (Typis Karoli Krajanis, 1834)

The primary synopsis of universology and Alwato : the new scientific universal language - Andrews, Stephen Pearl, 1812 -1886 (D. Thomas, 1871)

Primitive marriage - Mclennan, John Ferguson. (Adam & Charles Black, 1865)

The principal species of wood: their characteristic properties - Snow, Charles H. (Charles Henry), 1863 - (J. Wiley & Sons; [etc., etc.], 1908)

Principles of agricultural chemistry - Fraps, George Stronach, 1876 - (The Chemical Publishing Co, 1917)

The principles of applied zoology - Wardle, Robert A. (Robert Arnold), 1890 -1974 (Longmans, Greem, and co, 1929)

The principles of biology - Spencer, Herbert, 1820 -1903 (D. Appleton and Company, 1881)

The principles of biology - Spencer, Herbert, 1820 -1903 (D. Appleton and company, 1898)

The principles of biology - Spencer, Herbert, 1820 -1903 (D. Appleton, 1896)

Principles of breeding; a treatise on thremmatology or the principles and practices involved in the economic improvement of domesticated animals and plants - Davenport, E. (Eugene), 1856 -1941 (Ginn and Company, 1907)

Principles of microbiology; a treatise on Bacteria, Fungi and Protozoa pathogenic for domesticated animals - Moore, Veranus A. (Veranus Alva), 1859 -1931 (Carpenter & company, 1912)

The principles of modern dairy practice from a bacteriological point of view - Woll, F. W. (Fritz Wilhelm), 1865 -1922 (J. Wiley & sons, 1894)

Principles of soil microbiology - Waksman, Selman A. (Selman Abraham), 1888 -1973 (Williams & Wilkins, 1927)

Problems and methods of research in protozoology... - Hegner, Robert William, 1880 -1942 (The Macmillan company, 1930)

Proceedings and Transactions of the Croydon Microscopical & Natural History Club - Croydon Microscopical; Natural History Club. (1889)

Proceedings and Transactions of the Croydon Microscopical & Natural History Club - Croydon Microscopical; Natural History Club. (1895)

The Proceedings and transactions of the Nova Scotian Institute of Science - Nova Scotian Institute of Science. (Nova Scotian Institute of Science, 1910)

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Proceedings and transactions of the Royal Society of Canada. Délibérations et mémoires de la Société royale du Canada - Royal Society of Canada. (Société royale du Canada, 1892)

Proceedings and transactions of the Royal Society of Canada. Délibérations et mémoires de la Société royale du Canada - Royal Society of Canada. (Société royale du Canada, 1893)

Proceedings and transactions of the Royal Society of Canada. Délibérations et mémoires de la Société royale du Canada - Royal Society of Canada. (Société royale du Canada, 1909)

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