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)

Wiener illustrirte Garten-Zeitung - Kaiserlich-Königliche Gartenbau-Gesellschaft in Wien. (W. Frick, 1893)

Wild medicinal plants of the United States - United States. Bureau of Plant Industry. (G.P.O, 1906)

Wildflowers and landscapes of Ecuador : the way we knew it - Missouri Botanical Garden. Library. (Missouri Botanical Garden, 2014)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1973)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1984)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1991)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1998)

The Wilson journal of ornithology - Wilson Ornithological Society (Wilson Ornithological Society, 2008)

Wissenschaftliche Ergebnisse der Deutschen Tiefsee-Expedition auf dem Dampfer "Valdivia" 1898-1899 - Chun, Carl, 1852 -1914 (G. Fischer, 1922)

Wissenschaftliche Ergebnisse der Deutschen Zentral-Africa-Expedition, 1907-1908 : unter Führung Adolf Friedrichs, Herzogs zu Mecklenburg - Friedrich, Adolf Duke of Mecklenburg-Schwerin, 1873 -1969 (Klinkhardt & Biermann, 1914)

Wissenschaftliche Ergebnisse der zweiten Deutschen Zentral-Afrika-Expedition, 1910-1911, unter Führung Adolf Friedrichs - Friedrich, Adolf Duke of Mecklenburg-Schwerin, 1873 -1969 (Klinkhardt & Biermann, 1922)

Wochenschrift des Vereines zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten für Gärtnerei und Pflanzenkunde - Koch, Karl, 1809 -1879 (Wiegandt & Hempel [etc.], 1872)

World Plant Conservation Bibliography (1990)

Wrightia - University of Texas at Dallas. (University of Texas at Dallas, 1981)

X International Symposium on Biological Control of Weeds, Bozeman, Montana, USA, July 4-14, 1999 : proceedings of session, host-specificity testing of exotic arthropod biological control agents : the biological basis for improvement in safety - Van Driesche, Roy (USDA Forest Service, Forest Health Technology Enterprise Team, 2000)

yao yong zhi wu xue 药用植物学 - quan guo zhong deng wei sheng xue xiao shi yong jiao cai yao yong zhi wu xue bian xie zu 全国中等卫生学校 试用教材药用植物学 编写组 (si chuan ren min chu ban she 四川人民出版社, 1979)

you hua zhi wu ke zhi shuang zi ye zhi wu - Hutchinson, J. (John) 1884 -1972 (shang wu yin shu guan)

yun nan zhi wu zhi - yun nan sheng zhi wu yan jiu suo (ke xue chu ban she, 1977)

yun nan zhi wu zhi - Wu, Zhengyi. (ke xue chu ban she, 1995)

yun nan zhi wu zhi - Wu, Zhengyi. (ke xue chu ban she, 1991)

yun nan zhi wu zhi - Wu, Zhengyi. (ke xue chu ban she, 2005)

yun nan zhi wu zhi - Wu, Zhengyi. (ke xue chu ban she, 2002)

yun nan zhi wu zhi - Wu, Zhengyi. (ke xue chu ban she, 2000)

yun nan zhi wu zhi - Wu, Zhengyi. (ke xue chu ban she, 1997)

yun nan zhi wu zhi - Wu, Zhengyi. (ke xue chu ban she, 2006)

yun nan zhi wu zhi - Wu, Zhengyi. (ke xue chu ban she, 2003)

yun nan zhi wu zhi - Wu, Zhengyi. (ke xue chu ban she, 2004)

yun nan zhong zi zhi wu ming lu - Zhongguo ke xue yuan. Kunming zhi wu yan jiu suo bian (yun nan ren min chu ban she)

Yunnan zhong zi zhi wu ming lu - Zhongguo ke xue yuan. Kunming zhi wu yan jiu suo. (Yunnan ren min chu ban she, 1984)

zai pei zhi wu ming lu - Zhongguo ke xue yuan. Zhi wu yan jiu suo (zhong guo ke xue yuan)

Zeitschrift für die gesammten Naturwissenschaft - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Wiegandt, Hempel & Parey, 1860)

Zeitschrift für systematische hymenopterologie und dipterologie ([s.n.], 1901)

Zeitschrift für wissenschaftliche Insektenbiologie (s.n, 1909)

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 - Geng, Yi Li (ke xue chu ban she, 1958)

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 fen lei xue - zheng mian (shang hai ke xue ji shu chu ban she, 1959)

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

zhong yao nong lin wai lai ru qin wu zhong de sheng wu xue yu kong zhi - Zheng, Xiaobo. (ke xue chu ban she, 2005)

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

zhong zi zhi wu shu zhong jian suo biao . shang ce 种子植物属种检索表.上册 - Shanghai shi fan xue yuan hua dong shi fan da xue 上海师范学院, 华东师范大学 (ren min jiao yu chu ban she 人民教育出版社, 1980)

Zoologica (Erwin Nägele, 1911)

Zoologica : scientific contributions of the New York Zoological Society - New York Zoological Society. (1961)

Zoologica : scientific contributions of the New York Zoological Society - New York Zoological Society. (1963)

Zoologica : scientific contributions of the New York Zoological Society - New York Zoological Society. (1964)