Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing)

Kurzgefasstes Lehrbuch der Krankheiten und Beschädigungen unserer Kulturgewächse : eine Leitfaden zum Unterricht an Schulen sowie zur Selbstbelehrung - Weiss, J. E. (Johann Evangelist), 1850 -1918 (E. Ulmer, 1901)

The Lancaster, farmer, a monthly journal - Harris, Alexander, 1827 - (Wylie & Griest [etc, 1869)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1935)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1936)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1937)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1939)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1940)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1941)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1942)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1948)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1978)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1931)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1963)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1959)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1985)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1987)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1980)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1983)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1986)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1982)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1954)

A list of the aphids of Oregon (Homoptera: Aphididae) - Leonard, Mortimer Demarest, 1890 - (Agricultural Research Service, 1974)

A List of the insects of New York : with a list of the spiders and certain other allied groups - Leonard, Mortimer Demarest, 1890 - (Cornell University, 1928)

Locupletissimi rerum naturalium thesauri accurata descriptio, et iconibus artificiosissimis expressio, per universam physices historiam : opus, cui, in hoc rerum genere, nullum par exstitit - Boerhaave, Herman, 1668 -1738 (Apud J. Wetstenium, & Gul. Smith, & Janssonio-Waesbergios, 1735)

Lunds universitets årsskrift. 2. Afd, Medicin samt matematiska och naturvetenskapliga ämmen - Lunds universitet. (Universitets], 1918)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1917)

Malesia; raccolta di osservazioni botaniche intorno alle piante dell'arcipelago Indo-Malese e Papuano pubblicata da Odoardo Beccari, destinata principalmente a descrivere ed illustrare le piante da esso raccolte in quelle regioni durante i viaggi eseguiti dall'anno 1865 all'anno 1878 ... - Beccari, Odoardo, 1843 -1920 (Tip. del R. Instituto sordo-muti, 1884)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1901)

A manual of dangerous insects likely to be introduced in the United States through importations - United States. Bureau of Entomology. (Govt. print. off, 1917)

A manual of dangerous insects likely to be introduced in the United States through importations - United States. Bureau of Entomology. (Govt. print. off, 1918)

Manual of fruit insects - Crosby, Cyrus Richard, 1879 -1937 (The Macmillan company, 1914)

Manual of fruit insects - Crosby, Cyrus Richard, 1879 -1937 (The Macmillan company, 1915)

Manual of vegetable-garden insects - Leonard, Mortimer Demarest, 1890 - (The Macmillan company, 1918)

Manuel de la faune de Belgique - Lameere, Auguste, 1864 -1942 (H. Lamertin, 1900)

Manuel de la faune de Belgique - Lameere, Auguste, 1864 -1942 (Lamertin, 1895)

Marcellia - Institut de botanique de Strasbourg. (Pergamon Press [etc.], 1902)

Marcellia - Institut de botanique de Strasbourg. (Pergamon Press [etc.], 1905)

Marcellia - Institut de botanique de Strasbourg. (Pergamon Press [etc.], 1908)

Marcellia - Institut de botanique de Strasbourg. (Pergamon Press [etc.], 1911)

Maryland entomologist - Maryland Entomological Society. (Maryland Entomological Society, 1980)

Mémoires - Société entomologique de Belgique. (The Society, 1906)

Mémoires du Muséum national d'histoire naturelle - Muséum national d'histoire naturelle (France) (Éd. du Muséum, 1997)

Memoirs of the Indian Museum - Indian Museum. (Manager of Publications [etc.]; Calcutta, Govt. of India Press, 1915)

Memoirs of the Queensland Museum - Queensland Museum. (Queensland Museum, 1997)

Memorial of life and entomologic work of Joseph Albert Lintner ... state entomologist, 1874-98 - Felt, Ephraim Porter, 1868 -1943 (University of the State of New York, 1899)

Memorial of life and entomologic work of Joseph Albert Lintner, state entomologist, 1874-98 - Felt, Ephraim Porter, 1868 -1943 (University of the State of New York, 1899)

Miscellanea entomologica; revue entomologique internationale - Union entomologique. (1895)

Miscellaneous papers - Howard, L. O. (Leland Ossian), 1857 -1950 (G.P.O, 1912)

Miscellaneous studies in agriculture and biology - University of California (1868-1952) (University of California Press, 1919)