Yazar

Joseph Ralph Watson

20 cilt bulundu.

Cilt sonuçları

Synopsis and Catalog of the Thysanoptera of North America

Adoph Harvey Beyer, G. H. Blackmon, George Durward Smith, George Frederick Weber, Harold Edwin Stevens, Joseph Ralph Watson, Owen Francis Burger, William Burleigh Tisdale, W. R. Briggs, E. F. DeBusk · Yayınevi bilinmiyor

492 sayfa · 1922

Avocado

Collected Papers

Joseph Ralph Watson · Yayınevi bilinmiyor

724 sayfa · 1916

Entomology

Whitefly Control, 1914

Joseph Ralph Watson · Yayınevi bilinmiyor

34 sayfa · 1914

Agriculture

Control of Root-knot by Calcium Cyanamide and Other Means

Joseph Ralph Watson · Yayınevi bilinmiyor

24 sayfa · 1917

Agriculture

Irish Potato Disease Investigations, 1924-25

Arthur Crawford Foster, Arthur Stevens Rhoads, George Frederick Weber, J. E. Turlington, Joseph Ralph Watson, Levi Otto Gratz, R. E. Nolen, William Burleigh Tisdale, Wilmon Newell, Edgar F. Grossman, Henry Glenn Hamilton, J. G. Kelley, Arthur Forrest Camp · Yayınevi bilinmiyor

Bunch Velvet Beans to Control Root-knot

Joseph Ralph Watson · Yayınevi bilinmiyor

16 sayfa · 1922

Agriculture

Fusarium Wilt of Watermelons

Arthur L. Stahl, George Richard Townsend, J. M. Crevasse, J. Wayne Reitz, Joseph Ralph Watson, Marion Newman Walker, S. John Lynch, Archie N. Tissot, P. J. Vaughan · Yayınevi bilinmiyor

770 sayfa · 1941

Agricultural credit

The Flower Thrips

Joseph Ralph Watson · Yayınevi bilinmiyor

36 sayfa · 1922

Agriculture

Tomato Insects, Root-knot and "white Mold"

Joseph Ralph Watson · Yayınevi bilinmiyor

32 sayfa · 1912

Agriculture

Synopsis and Catalog of the Thysanoptera of North America, with a Translation of Karny's Keys to the Genera of Thysanoptera and a Bibliography of Recent Publications

Joseph Ralph Watson · Yayınevi bilinmiyor

108 sayfa · 1923

Thrips

Citrus Insects and Their Control

Joseph Ralph Watson, Edward William Berger · Yayınevi bilinmiyor

140 sayfa · 1937

Citrus

Some Cases of Injury to Citrus Trees Apparently Induced by Ground Limestone

A. P. Spencer, Bayard F. Floyd, Frank Alexander McDermott, Harold Edwin Stevens, John M. Scott, Joseph Ralph Watson, Stanley E. Collison · Yayınevi bilinmiyor

500 sayfa · 1915

Citrus

Root-knotControl of Root-Knot, IIJoseph Ralph Watson

Control of Root-Knot, II

Joseph Ralph Watson · Yayınevi bilinmiyor

44 sayfa · 1921

Root-knot

CiltWilliam G. Bowdoin LettersWilliam Goodrich Bowdoin, Walter Monteith Aikman, C. E. Althouse, J. M. Andreini, Joseph H. Appel, A. Archibald, Richard Bach, John Stewart Barney, William Jean Beauley, Martin Birnbaum, Gustav Frederick Brock, Margaret Fitzhugh Browne, Aline Caro-Delvaille, Joseph Hawley Chapin, S. Jay Chapman, William Andrews Clark, Thomas Benedict Clarke, William Hugh Baron Clifford, Mrs. Henry Eugene Coe, Robert Grier Cooke, Esther A. Coster, Bertram Cox, E. J. Craine, Winifred Marie Crawford, Charles Harold Davis, Henry Carey Denslow, Joel Rhys Detwiller, Olive Lydia Earle, Henry Stephens Eddy, Harold Louis Ehrich, Leon Fleischman, Carlton C. Fowler, William Henry Fox, Beryl Morse Greene, Frances Cushing Hall, John W. Harrington, Richard Bret Harte, Rachel Hartley, Thomas F. Hatfield, Edward Heine, Claude Raguet Hirst, Harry L. Hoffman, A. A. Hopkins, Alexander Malew Hudnut, Susan A. Hutchinson, Katherine Inness, T. Seton Jevons, Henry Watson Kent, Bob Lafferty, Andree Lenique de Francheville, Robert Walker Macbeth, Edith Marion Magonigle, Elisabeth Marbury, Eric C. Maunsbach, Herbert William Meyer, D. Roy Miller, Percy F. Montgomery, Laurence Nelson, Sydney Philip Noe, David Owens, Ralph M. Pearson, Walter Scott Perry, George Plimpton, Mr. Rabinovitch, Edward G. Robinson, Abraham Simon Wolf Rosenbach, James Scott, James G. Shepherd, John M. Siddall, Robert Spencer, Edward F. Stevens, Marion Swinton, Floyd Vail, Willis A. Voorhees, John Wanamaker, Bertrand H. Wentworth, Clarence H. White, Guy Carleton Wiggins, Max Williams, E. C. Zabriskie, Gorham Company (New York, N.Y.), William Knable & Co

William G. Bowdoin Letters

William Goodrich Bowdoin, Walter Monteith Aikman, C. E. Althouse, J. M. Andreini, · Yayınevi bilinmiyor

Fairfield County (Ohio)PapersJoseph R. Smart, George Washington Watson

Papers

Joseph R. Smart, George Washington Watson · Yayınevi bilinmiyor

6 sayfa · 1906

Fairfield County (Ohio)

CiltCottony Cushion ScaleJoseph Ralph Watson

Cottony Cushion Scale

Joseph Ralph Watson · Yayınevi bilinmiyor

Sayfa sayısı yok · 1916

Kategori yok

CiltOnion ThripsJoseph Ralph Watson

Onion Thrips

Joseph Ralph Watson · Yayınevi bilinmiyor

Sayfa sayısı yok · 1918

Kategori yok

CiltPurple ScaleJoseph Ralph Watson

Purple Scale

Joseph Ralph Watson · Yayınevi bilinmiyor

Sayfa sayısı yok · 1930

Kategori yok

CiltThe Purple ScaleJoseph Ralph Watson

The Purple Scale

Joseph Ralph Watson · Yayınevi bilinmiyor

Sayfa sayısı yok · 1916

Kategori yok

CiltControl of Mealy BugsJoseph Ralph Watson

Control of Mealy Bugs

Joseph Ralph Watson · Yayınevi bilinmiyor

Sayfa sayısı yok · 1926

Kategori yok