Historia fisica y politica de Chile segun documentos adquiridos en esta republica durante doce años de residencia en ella y publicada bajo los auspicios del supremo gobierno - Gay, Claudio, 1800 -1873 (En casa del autor, 1844)

Historia fisica y politica de Chile segun documentos adquiridos en esta republica durante doce anos de residencia en ella y publicada bajo los auspicios del supremo gobierno - Gay, Claudio, 1800 -1873 (En casa del autor, 1852)

Historia general y natural de las Indias - Real Academia de la Historia (Spain) (Impr. de la Real academia de la historia, 1855)

Historia general y natural de las Indias - Real Academia de la Historia (Spain) (Impr. de la Real academia de la historia, 1851)

History of systematic botany in Australasia : proceedings of a symposium held at the University of Melbourne, 25-27 May 1988 - Short, P. S. (Philip S.) (Australian Systematic Botany Society, 1990)

The history of the cowpea and its introduction into America - Wight, William Franklin. (1907)

A history of the vegetable kingdom : embracing the whole physiology of plants with their uses to man and the lower animals, and their application in the arts, manufactures, and domestic economy - Rhind, William, fl 1833 -1867 (Blackie, 1866)

History of vegetable substances used in the arts, in domestic economy, and for the food of man (Lilly, Wait, Colman and Holden, 1833)

Hoffmann-Dennert botanischer Bilderatlas, nach dem naturlichen Pflanzensystem - Dennert, Eberhard, 1861 -1942 (Schweizerbart, 1911)

Home gardening - Trivedi, Pratibha P. (Indian Council of Agricultural Research, 2010)

The honey bee : a manual of instruction in apiculture - Benton, Frank, 1852 -1919 (1896)

Honey plants of California - Richter, M. C. (Max Clemens), 1884 - (Agricultural Experiment Station, 1911)

Honeybees and their management in India - Mishra, R. C. (Directorate of Knowledge Management in Agriculture, Indian Council of Agricultural Research, 1995)

Horae Societatis Entomologicae Rossicae, variis sermonibus in Rossia usitatis editae - Russkoe ėntomologicheskoe obshchestvo. (Typis V. Besobrasovi & Comp, 1898)

Horae Societatis Entomologicae Rossicae, variis sermonibus in Rossia usitatis editae - Russkoe ėntomologicheskoe obshchestvo. (Typis V. Besobrasovi & Comp, 1900)

Horae zoologicae. Zur vaterländischen Naturkunde ergänzende, sachliche und geschichtliche Bemerkungen - Leydig, Franz, 1821 -1908 (G. Fischer, 1902)

The horned larks and their relation to agriculture - McAtee, W. L. (Waldo Lee) 1883 -1962 (U.S. Dept. of Agriculture, Biological Survey, 1905)

A host index of Mississippi plant diseases - United States. Plant Disease Survey. (Plant Disease Survey, Division of Mycology and Disease Survey, Bureau of Plant Industry, Soils, and Agricultural Engineering, Agricultural Research Administration, United States Department of Agriculture, 1947)

Host index to non-fungous diseases of plants in China - United States. Plant Disease Survey. (Plant Disease Survey, Division of Mycology and Disease Survey, Bureau of Plant Industry, Soils, and Agricultural Engineering, Agricultural Research Administration, United States Department of Agriculture, 1952)

Host plants of leaf beetle species occurring in the United States and Canada : (Coleoptera: Megalopodidae, Orsodacnidae, Chrysomelidae, excluding Bruchinae) - Coleopterists Society. (Coleopterists Society, 2004)

How crops grow; a century later - Johnson, Samuel W. (Samuel William), 1830 -1909 (Connecticut Agricultural Experiment Station, 1969)

How to keep bees for profit - Lyon, D. Everett. (The Macmillan company, 1910)

How to keep bees for profit - Lyon, D. Everett. (The Macmillan company, 1918)

How to know the grasses; pictured-keys for determining the common and important American grasses, with suggestions and aids for their study - Pohl, Richard Walter, 1916 - (W. C. Brown Co, 1954)

How to plant and what to do with the crops; together with valuable hints for the farm, garden and orchard - Johnson, Mark W. (Judd, 1886)

How to study plants - Wood, Alphonso, 1810 -1881 (American book company, 1895)

How to study plants : or, introduction to botany, being an illustrated flora - Wood, Alphonso, 1810 -1881 (American Book Co, 1882)

How to study plants : or, Introduction to botany, being an illustrated flora - Wood, Alphonso, 1810 -1881 (Barnes, 1882)

hu bei en shi yao yong zhi wu zhi 湖北恩施药用植物志 - Fang, Zhixian & Liao Chaolin 方志先，廖朝林 (hu bei ke xue ji shu chu ban she湖北科学技术出版社, 2006)

hu nan lin ye - Hunan lin xue yuan (gao deng jiao yu chu ban she, 1959)

hu nan shui dao zhu yao bing chong hai yan jiu di yi ji zhi bao lun wen - Hunan sheng nong ye ke xue yan jiu suo (hu nan ke xue ji shu chu ban she, 1959)

hu nan ye sheng zhi wu - Hunan sheng shang ye ting (hu nan sheng ke xue ji shu pu ji xie hui chu ban)

hua bei jing ji zhi wu zhi yao - Cui, Youwen. (zhong guo ke xue yuan chu ban)

hua nan jing ji he cao zhi wu - Jia, Liangzhi (ke xue chu ban she)

hua xue sheng tai xue 1991 nian xue shu tao lun hui lun wen ji - Zhongguo sheng tai xue hui hua xue sheng tai zhuan ye wei yuan hui bian (shang hai ke xue ji shu wen xian chu ban she, 1993)

huang he zhong you huang tu qu zhi wu ming lu - Zhongguo ke xue yuan. Xi bei sheng wu tu rang yan jiu suo zhi wu zu bian (zhong guo ke xue yuan chu ban)

Icones plantarum in flora Cubana descriptarum : ex historia physica, politica et naturali - Sagra, Ramón de la, 1798 -1871 (Baillière, 1863)

Iconographic encyclopaedia of science, literature, and art - Baird, Spencer Fullerton, 1823 -1887 (R. Garrigue, 1851)

ICRF handbook of genome analysis - Spurr, Nigel K. (Blackwell Science, 1900)

Identification and descriptions of the ultimate instar larvae of Hydraecia immanis (hop vine borer) and H. micacea (potato stem borer) (Lepidoptera, Noctuidae) - Illinois. Natural History Survey Division (Illinois Natural History Survey, 1981)

Identification notes - Illinois. Natural History Survey Division (Illinois Natural History Survey, 1954)

Identification of maize mosaic virus in the Ukraine = Identifikatsiya zbudnika mozaiki kukurudzi [sic] na Ukraini - Neumenko, L. O. (Saad Publications, Translations Division, 1984)

Identifying germplasm for successful forage legume-grass interactions : proceedings of a symposium of the Crop Science Society of America, November 14, 1994, Seattle, Washington - United States. Agricultural Research Service. (U.S. Dept of Agriculture, Agricultural Research Service, 1996)

Iheringia Série zoologia - Fundação Zoobotânica do Rio Grande do Sul. Museu de Ciências Naturais. (Museu Rio-Grandense de Ciências Naturais, Divisão de Ciências do Departamento de Ciência e Cultura, Secretaria de Estado dos Negócios da Educação e Cultura do Govêrno do Estado do Rio Grande do Sul, 1981)

Iheringia Série zoologia - Fundação Zoobotânica do Rio Grande do Sul. Museu de Ciências Naturais. (Museu Rio-Grandense de Ciências Naturais, Divisão de Ciências do Departamento de Ciência e Cultura, Secretaria de Estado dos Negócios da Educação e Cultura do Govêrno do Estado do Rio Grande do Sul, 1983)

Iheringia Série zoologia - Fundação Zoobotânica do Rio Grande do Sul. Museu de Ciências Naturais. (Museu Rio-Grandense de Ciências Naturais, Divisão de Ciências do Departamento de Ciência e Cultura, Secretaria de Estado dos Negócios da Educação e Cultura do Govêrno do Estado do Rio Grande do Sul, 1999)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1927)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1929)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1963)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1997)

The Illinois breeding bird atlas - U.S. Fish; Wildlife Service (Illinois Natural History Survey, 2004)

Illinois Natural History Survey bulletin - Illinois. Natural History Survey Division (The Survey, 1987)