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The weed flora of Iowa ... - Pammel, L. H. (Louis Hermann), 1862 -1931 (Iowa Geological Survey, 1913)

The weed problem at the Stuart Forest Nursery, Pollock, La - Southern Forest Experiment Station (New Orleans, La.) (USDA Forest Service, Southern Forest Experiment Station, 1936)

Weeds of Bhutan - Bhutan. Department of Agriculture. (National Plant Protection Centre, 1992)

The weeds of New South Wales, pt. I - Maiden, J. H. (Joseph Henry), 1859 -1925 (W.A. Gullick, Gov't. printer, 1920)

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Weeds of the farm and garden - Pammel, L. H. (Louis Hermann), 1862 -1931 (Orange Judd, 1912)

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A week at the Land's End - Blight, John Thomas, 1835 -1911 (Longman, Green, Longman and Roberts, 1861)

Weobecný rostlinopis ili Popsani rostlin we welikém ohledu uitenych a kodliwých - Presl, Jan Svatopluk, 1791 -1849 (W kommissi u Kronbergra a Riwnáe, 1846)

Werden und vergehen. Eine entwicklungsgeschichte des naturganzen in gemeinverständlicher fassung - Krause, Ernst, 1839 -1903 (Gebrüder Borntraeger, 1886)

The West-American scientist - Orcutt, Charles Russell, 1864 -1929 (C.R. Orcutt, 1903)

The Western Australian Naturalist - Western Australian Naturalists' Club (Western Australian Naturalists' Club, 2001)

The Western Seed Co., dealers in seeds ... field and garden seed specialists - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Western Seed Co, 1927)

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Wheat grasses clovers for fall sowing - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1937)

Wheat, grasses, etc. for fall sowing, 1942 / Peter Henderson & Co - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1942)

The wheat plant: its origin, culture, growth, development, composition, varieties, diseases, etc., etc - Klippart, John H. (John Hancock), 1823 -1878 (A.O. Moore & company, 1860)

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Wheats grasses clovers for fall sowing - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1936)

Whirrakee : a monthly newsletter - Bendigo Field Naturalists Club (Bendigo Field Naturalists Club, 1984)

Whitefly of the world : a systematic catalogue of the Aleyrodidae (Homoptera) with host plant and natural enemy data - British Museum (Natural History) (British Museum (Natural History) and Wiley, 1978)

Wholesale catalogue of plants, seeds and bulbs, tools, requisities, fertilizers and insecticides, for the greenhouse, garden and farm - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1900)

Wholesale catalogue of seeds, bulbs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Clucas & Boddington Co, 1901)

Wholesale catalogue of seeds, bulbs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Clucas & Boddington Co, 1900)

Wholesale catalogue of seeds, bulbs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Clucas & Boddington Company, 1905)

Wholesale catalogue of seeds, bulbs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Clucas & Boddington Co, 1904)

Wholesale catalogue of seeds, bulbs and plants - Clucas & Boddington Co. (Clucas & Boddington Co, 1904)

Wholesale catalogue of seeds, bulbs and plants - Clucas & Boddington Co. (Clucas & Boddington Co, 1905)

Wholesale catalogue of seeds, implements, fertilizers, insecticides for market gardeners and truckers : spring 1905 edition - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1905)

Wholesale catalogue of seeds, plants and bulbs, books, tools, requisites, fertilizers and insecticides - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1902)

Wholesale catalogue of vegetable seeds for market gardeners and truckers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1901)

Wholesale price list : Buist's prize medal garden seeds - Robert Buist Company (Robert Buist Company, 1899)

Wholesale price list of requisites for florists and market gardeners - Henderson, Peter & Co. (The Company, 1897)

Wholesale price list of requisites for florists and market gardeners - Henderson, Peter & Co. (The Company, 1898)

Wholesale price list of requisites for florists and market gardeners - Henderson, Peter & Co. (The Company, 1899)

Wholesale price list of requisites for florists and market gardeners - Henderson, Peter & Co. (The Company, 1900)

Wholesale price list of requisites for florists and market gardeners - Henderson, Peter & Co. (The Company, 1901)

Wholesale price list of requisites for florists and market gardeners - Henderson, Peter & Co. (The Company, 1902)

Wholesale price list of requisites for florists and market gardeners - Henderson, Peter & Co. (The Company, 1903)

Wholesale price list of requisites for florists and market gardeners - Henderson, Peter & Co. (The Company, 1904)

Wholesale price list of requisites for florists and market gardeners - Henderson, Peter & Co. (The Company, 1905)

Wholesale price list of requisites for florists and market gardeners - Henderson, Peter & Co. (The Company, 1906)

Wholesale price list of requisites for florists and market gardeners - Henderson, Peter & Co. (The Company, 1907)

Wholesale price list of requisites for florists and market gardeners - Henderson, Peter & Co. (The Company, 1908)

Wholesale price list of requisites for florists and market gardeners - Henderson, Peter & Co. (The Company, 1909)

Wholesale price list of requisites for florists and market gardeners - Henderson, Peter & Co. (The Company, 1910)

Wholesale price list of requisites for florists and market gardeners - Henderson, Peter & Co. (The Company, 1911)

Wholesale price list of requisites for florists and market gardeners - Henderson, Peter & Co. (The Company, 1912)

Wholesale price list of requisites for florists and market gardeners - Henderson, Peter & Co. (The Company, 1913)

Wholesale trade list, season 1952-1953 : south's largest nursery - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Glen Saint Mary Nurseries Company, 1952)

Wiener entomologische Zeitung (E. Reitter [etc.], 1884)

Wiener entomologische Zeitung (E. Reitter [etc.], 1893)

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Willet's 1919 Spring catalog : field and garden seed for the South - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.L. Willet Seed Co, 1919)

Willet's 1924 Spring catalog [of] field and garden seed for the South - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.L. Willet Seed Co, 1924)

Willet's annual catalogue 1913 : the best seeds that grow for field for garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.L. Willet Seed Co, 1913)

Willet's annual catalogue 1914 : the best seeds that grow for field for garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.L. Willet Seed Co, 1914)

Williams' information book on gardening and farming : 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Williams Seed Company, 1927)

Williams' information book on gardening and farming : season 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Williams Seed Company, 1926)

Wilmington flora : a list of plants growing about Wilmington, North Carolina, with date of flowering. With a map of New Hanover county - Wood, Thomas Fanning, 1841 -1892 (Edwards, Broughton & Co, 1886)

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The Wilson journal of ornithology - Wilson Ornithological Society (Wilson Ornithological Society, 2012)

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Wissenschaftliche Ergebnisse der Deutschen Tiefsee-Expedition auf dem Dampfer "Valdivia" 1898-1899 - Chun, Carl, 1852 -1914 (G. Fischer, 1908)

Wissenschaftliche Mitteilungen aus Bosnien und Herzegovina (1904)

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Woordenboek der Nederlandsche volksnamen van planten ; uit de gegevens, verzameld door de Commissie voor Nederlandsche Plantennamem - Heukels, Hendrik, 1854 -1936 (W. Versluys, 1907)

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xi an zhi wu zhi - Xie, Yintang, Wang Mali & Zhao Guifang (shan xi ke xue ji shu chu ban she, 2007)

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The Young naturalist (1883)

The Young naturalist (1886)

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Zeitschrift für die gesammten Naturwissenschaft - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Wiegandt, Hempel & Parey, 1858)

Zeitschrift für die gesammten Naturwissenschaft - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Wiegandt, Hempel & Parey, 1859)

Zeitschrift für die gesammten Naturwissenschaft - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Wiegandt, Hempel & Parey, 1862)

Zeitschrift für die gesammten Naturwissenschaft - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Wiegandt, Hempel & Parey, 1864)

Zeitschrift für Pflanzenkrankheiten (E. Ulmer, 1891)

Zeitschrift für Säugetierkunde : im Auftrage der Deutschen Gesellschaft für Säugetierkunde e.V - Deutsche Gesellschaft für Säugetierkunde (Die Gesellschaft, 1959)

Zeitschrift für Säugetierkunde : im Auftrage der Deutschen Gesellschaft für Säugetierkunde e.V - Deutsche Gesellschaft für Säugetierkunde (Die Gesellschaft, 1967)

Zeitschrift für Säugetierkunde : im Auftrage der Deutschen Gesellschaft für Säugetierkunde e.V - Deutsche Gesellschaft für Säugetierkunde (Die Gesellschaft, 1983)

Zeitschrift für wissenschaftliche Insektenbiologie (s.n, 1918)

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zhong guo sha mo zhi wu zhi - Liu, Yingxin (ke xue chu ban she, 1985)

zhong guo si yong zhi wu zhi 中国饲用植物志 - Zhongguo si yong zhi wu zhi bian ji wei yuan hui中国饲用植物志编辑委员会 (nong ye chu ban she农业出版社, 1992)

zhong guo zhi wu ke shu jian suo biao - Zhongguo zhi wu yan jiu suo bian (zhong guo ke xue yuan zhi wu yan jiu suo, 1953)

zhong guo zhong zi zhi wu fen ke jian suo biao fu qiang wei ke dou ke ji he ben ke deng fen shu jian suo biao - Geng, Yi Li (zhong guo ke xue tu shu yi qi gong si, 1951)

zhong guo zhong zi zhi wu ke shu ci dian - Hou, Kuanzhao 侯宽昭 (ke xue chu ban she, 1982)

zhong guo zhu yao he ben zhi wu shu zhong jian suo biao - Geng, Yi Li (ke xue chu ban she, 1957)

zhong guo zhu yao zhi wu tu shuo he ben ke - Geng, Yi Li (ke xue chu ban she, 1959)

zhong zi zhi wu fen lei xue jiang yi - Hu. Xianxiao (zhong hua shu ju chu ban, 1954)

zhong zi zhi wu ming cheng - Zhongguo ke xue yuan bian yi ju (zhong guo ke xue yuan, 1954)

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Ziva : casopis pro biologickou práci - Akademie ved Ceské republiky (Academia, 1856)

Ziva : casopis pro biologickou práci - Akademie ved Ceské republiky (Academia, 1859)

Zoe:a biological journal (Zoe Publishing Co, 1890)

Zoe:a biological journal (Zoe Publishing Co, 1891)

Zoe:a biological journal (Zoe Publishing Co, 1892)

Les zoocécidies des plantes d'Afrique, d'Asie et d'Océanie : description des galles, illustration, bibliographie détaillée, répartition géographique, index bibliographique - Houard, C. (Clodomir), 1873 -1943 (J. Hermann, 1922)

Les zoocécidies des plantes d'Europe et du bassin de la Méditerranée. Description des galles - Houard, Clodomir, 1873 - (A. Hermann, 1908)