Tropical agriculture; the climate, soils, cultural methods, crops, live stock, commercial importance and opportunities of the tropics - Wilcox, Earley Vernon, 1869 - (D. Appleton and Company, 1916)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1881)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1882)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1886)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1890)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1893)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1894)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1898)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1902)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1903)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1906)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1907)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1908)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1909)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1910)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1911)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1912)

Tropical and sub-tropical fruits [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Florida Nurseries, Inc, 1928)

Tropical and sub-tropical plants and seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shaffer Nurseries, 1947)

Tropical and sub-tropical plants and seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shaffer Nurseries, 1949)

Tropical and sub-tropical plants and seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shaffer Nurseries, 1950)

Tropical and sub-tropical plants and seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shaffer Nurseries, 1946)

Trudy Imperatorskago S.-Peterburgskago botanicheskago sada.Acta Horti Petropolitani - Imperatorskii Sankt-Peterburgskii botanicheskii sad. (Imperatorskiǐ S.-Peterburgskiǐ botanicheskiǐ sad, 1873)

Trudy Imperatorskago S.-Peterburgskago botanicheskago sada.Acta Horti Petropolitani - Imperatorskii Sankt-Peterburgskii botanicheskii sad. (Imperatorskiǐ S.-Peterburgskiǐ botanicheskiǐ sad, 1904)

Tryonia - Academy of Natural Sciences of Philadelphia. Department of Malacology. (Dept. of Malacology, Academy of Natural Sciences of Philadelphia, 1990)

tu rang diao cha shou ce 土壤调查手册 - Song, Daquan 宋达泉 (ke xue chu ban she 科学出版社, 1955)

Tuttle Bros. Nurseries, 1945 : growers of the best in nursery stock since 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1945)

Tuttle Bros. Nurseries, 1946 : growers of the best in nursery stock since 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1946)

Tuttle Bros. Nurseries, 1947 : growers of the best in nursery stock since 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1947)

Tuttle Bros. Nurseries, 1948 : growers of the best in nursery stock since 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1948)

Tuttle Bros. Nurseries, Pasadena, California : 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1941)

Two trips to gorilla land and the cataracts of the Congo - Burton, Richard Francis, Sir, 1821 -1890 (S. Low, Marston, Low, and Searle, 1876)

über den Bau und das Winden der Ranken und Schlingpflanzen - Mohl, Hugo von, 1805 -1872 (Heinrich Laupp, 1827)

Uebersicht des Gewaechs-Reichs in seinen natuerlichen Entwickelungsstufen : ein Versuch - Reichenbach, H. G. Ludwig (Heinrich Gottlieb Ludwig), 1793 -1879 (Carl Cnobloch, 1828)

The Uganda protectorate : an attempt to give some description of the physical geography, botany, zoology, anthropology, languages and history of the territories under British protection in East Central Africa, between the Congo Free State and the Rift valley and between the first degree of south latitude and the fifth degree of north latitude - Johnston, Harry, 1858 -1927 (Hutchinson & Co, 1904)

The Uganda protectorate; an attempt to give some description of the physical geography, botany, zoology, anthropology, languages and history of the territories under British protection in East Central Africa, between the Congo Free State and the Rift Valley and between the first degree of south latitude and the fifth degree of north latitude - Johnston, Harry, 1858 -1927 (Hutchinson & Co, 1902)

United States census of agriculture: 1954 - United States. Bureau of the Census. (1956)

United States Exploring Expedition. During the year 1838, 1839, 1840, 1841, 1842 - United States. Congress. (Printed by C. Sherman, 1863)

The Universal herbal; or, Botanical, medical, and agricultural dictionary; containing an account of all the known plants in the world, arranged according to the Linnean system. Specifying the uses to which they are or may be applied, whether as food, as medicine, or in the arts and manufactures, with the best methods of propagation, and the most recent agricultural improvements ... - Green, Thomas. (Caxton Press, 1824)

The universal herbal : or botanical, medical and agricultural dictionary : containing an account of all known plants in the world, arranged according to the Linnean system. Specifying the uses to which they are or may be applied - Green, Thomas. (Printed at the Caxton Press by H. Fisher, 1816)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1958)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1988)

The unknown horn of Africa : an exploration from Berbera to the Leopard River - James, F. L. (Frank Linsly), 1851 -1890 (G. Philip, 1890)

Unusual bulb seeds : No. 14 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rex D. Pearce, 1930)

U.S. census of agriculture: 1959. Final report - United States. Bureau of the Census. (U.S. Govt. Print. Off, 1960)

The useful plants of India : with notices of their chief value in commerce, medicine, and the arts - Drury, Heber. (W.H. Allen, 1873)

Useful plants of Nyasaland. Edited by P.J. Greenway - Greenway, Percy James, 1897 - (Printed and published by the Govt. Printer)

The useful plants of the island of Guam; with an introductory account of the physical features and natural history of the island, of the character and history of its people, and of their agriculture - Safford, William Edwin, 1859 -1926 (Govt. Print. Off, 1905)

The uses of plants : a manual of economic botany with special reference to vegetable products introduced during the last fifty years / by G. S. Boulger - Boulger, George Simonds, 1853 -1922 (Roper & Drowley, 1889)