Diseases of economic plants - Stevens, Frank Lincoln, 1871 -1934 (The Macmillan company, 1921)

Diseases of economic plants - Stevens, Frank Lincoln, 1871 -1934 (The Macmillan Company, 1910)

Diseases of economic plants - Stevens, Frank Lincoln, 1871 -1934 (Macmillan, 1921)

Diseases of field crops in the Prairie Provinces - H. A. Moyer Carriages (Syracuse, N.Y.) ([Queen's Printer, 1957)

Diseases of flowers and other ornamentals - Smith, Ralph E. (Ralph Eliot), 1874 -1953 (College of Agriculture, University of California, 1940)

Diseases of forest and shade trees, ornamental and miscellaneous plants in the United States in 1927 - Martin, G. Hamilton. (Office of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1928)

Diseases of forest and shade trees, ornamental and miscellaneous plants in the United States in 1920 - United States. Plant Disease Survey. (Plant Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1921)

Diseases of forest and shade trees, ornamental and miscellaneous plants in the United States in 1923 - United States. Plant Disease Survey. (Plant Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1925)

Diseases of forest and shade trees, ornamental and miscellaneous plants in the United States in 1926 - Martin, G. Hamilton. (Office of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1927)

Diseases of forest and shade trees, ornamental and miscellaneous plants in the United States in 1928 - Martin, G. Hamilton. (Office of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1929)

Diseases of forest and shade trees, ornamental and miscellaneous plants in the United States in 1924 - United States. Office of Plant Disease Survey; Pathological Collections. (Office of Plant Disease Survey and Pathological Collections, Bureau of Plant Industry, United States Department of Agriculture, 1925)

Diseases of forest and shade trees, ornamental and miscellaneous plants in the United States in 1922 - United States. Plant Disease Survey. (Plant Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1923)

Diseases of forest and shade trees, ornamental and miscellaneous plants in the United States in 1925 - Martin, G. Hamilton. (Office of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1926)

Diseases of forest and shade trees, ornamental and miscellaneous plants in the United States in 1921 - United States. Plant Disease Survey. (Plant Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1922)

Diseases of fruit and nut crops in the United States in 1921 - United States. Plant Disease Survey. (Plant Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1922)

Diseases of fruit and nut crops in the United States in 1923 - United States. Plant Disease Survey. (Plant Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1924)

Diseases of fruit plants - Nova Scotia Agricultural College. ([s.n.], 1917)

Diseases of fruits and nuts - Smith, Ralph E. (Ralph Eliot), 1874 -1953 (The College of Agriculture, University of California, 1941)

Diseases of fruits and vegetables observed on the Chicago and New York markets in 1937 - Bratley, C. O. (Cyril Oliver), 1903 -1948 (Division of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1938)

Diseases of glasshouse plants - Bewley, William Fleming, 1891 -1976 (E. Benn, 1923)

Diseases of greenhouse crops and their control - Taubenhaus, Jacob Joseph, 1884 -1937 (E. P. Dutton, 1920)

Diseases of plants in the United States in 1929 - Haskell, Royal J. (Royal Joyslin), 1890 -1958 (Office of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1930)

Diseases of plants in the United States in 1930 - Wood, Jessie I. (Division of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1931)

Diseases of plants in the United States in 1931 - Stevens, Neil E. (Neil Everett), 1887 -1949 (Division of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture], 1933)

Diseases of plants in the United States in 1932 - Stevens, Neil E. (Neil Everett), 1887 -1949 (Division of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture], 1933)

Diseases of plants in the United States in 1933 - Humphrey, H. B. (Harry Baker), 1873 -1955 (Division of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture], 1935)

Diseases of plants in the United States in 1934 - Wood, Jessie I. (Division of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1935)

Diseases of plants in the United States in 1935 - Wood, Jessie I. (Division of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1936)

Diseases of plants in the United States in 1936 - Wood, Jessie I. (Division of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1937)