More search options

Open Access Resources.

We are sorting your search results to highlight Open Access and other online resources. Some publishers are giving free access to online materials during the corona virus outbreak — find and access many of these resources through Discover. Read more on our blog....

Results 1 - 25 of 1958.

Cover image
Tropical nematology / Edited by Grover C. Smart, Jr. and V. G. Perry.
Author
  • Society of Nematologists.
Published
Gainesville : Published for the Center for Tropical Agriculture [by] University of Florida Press, 1968.
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
Author
  • Taylor, W. E. (Warren E.), 1854-
Edition
5th ed.
Published
Moline, Illinois : Deere & Company, 1924.
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
Forest soils / by Harold J. Lutz ... and Robert F. Chandler, jr.
Author
  • Lutz, H. J. (Harold John), 1900-1992.
Published
New York : J. Wiley & Sons, inc. ; London : Chapman & Hall, limited, [1946]
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
On artificial manures : their chemical selection and scientific application to agriculture / by M. Georges Ville ; translated and edited by William Crookes.
Author
  • Ville, Georges, 1824-1897.
Published
London : Longmans, Green, 1879.
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
Textbook of agricultural bacteriology, by F. Löhnis ... and E. B. Fred. ...
Author
  • Löhnis, Felix, 1874-
Edition
1st ed.
Published
New York [etc.] McGraw-Hill book company, inc., 1923.
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
An essay on calcareous manures; by Edmund Ruffin ...
Author
  • Ruffin, Edmund, 1794-1865.
Edition
5th ed., amended and enl.
Published
Richmond, Va., J.W. Randolph, 1852.
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
The soils of Cuba, by Hugh H. Bennett ... and Robert V. Allison ... including a generalized soil map and detailed descriptions of the physical and chemical qualities of the more important types, together with notes upon their general cultural requirements in relation to their agricultural adaptability and usefulness, with a chapter on soil classification by Dr. Curtis F. Marbut ...
Author
  • Bennett, Hugh H. (Hugh Hammond), 1881-1960.
Published
Washington, D.C., Tropical Plant Research Foundation, 1928.
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
Farm soils : their fertilization and management / by Edmund L. Worthen and Samuel R. Aldrich ; revised by Samuel R. Aldrich and Edmund L. Worthen.
Author
  • Worthen, Edmund L. (Edmund Louis), 1882-
Edition
5th ed.
Published
New York : Wiley, 1956.
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
The elements of agricultural geology : a scientific aid to practical farming. / By Primrose McConnell, B.Sc., F.G.S., F.H.A.S., M.R.A.S.E. (by Exam.)... tenant-farmer, Ongarpark Hall, Ongar, Essex. : With coloured map and original illustrations.
Author
  • McConnell, Primrose.
Published
London : Crosby Lockwood and Son, 1902.
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
Author
  • Harris, Franklin Stewart, 1884-1960.
Published
New York : J. Wiley, 1920.
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
Author
  • Allen, O. N. (Oscar Nelson), 1905-1976.
Published
Minneapolis : Burgess Pub. Co., c1949.
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
The fundamentals of fruit production / by Victor Ray Gardner, Frederick Charles Bradford and Henry Daggett Hooker, Jr.
Author
  • Gardner, Victor Ray.
Published
New York / London : McGraw-Hill, 1922.
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
Soil survey manual / by Charles E. Kellogg.
Author
  • Kellogg, Charles E. (Charles Edwin), 1902-
Published
Washington, D.C. : U.S. Dept. of Agriculture, 1937.
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
Author
  • Whitney, Milton, 1860-1927.
Published
New York, D. Van Nostrand Company, 1925.
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
Crop management and soil conservation / [by] Joseph F. Cox and Lyman E. Jackson.
Author
  • Cox, Joseph Frank, 1890-
Edition
2nd ed.
Published
New York : J. Wiley, [c1948]
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
Author
  • Mosier, Jeremiah George, 1862-1922.
Published
[Urbana, University of Illinois, 1908?]
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
A manual of soil physics / by Percy B. Barker and Horace J. Young.
Author
  • Barker, Percy B.
Published
Boston ; London : Ginn, [c1915]
book
  • E-resource
  • Printed resource
  • OA Open Access
Cover image
Author
  • Widtsoe, John Andreas, 1872-
Published
New York : The Macmillan Company; [etc., etc.], 1914.
book
  • E-resource
  • Printed resource
  • OA Open Access

Export:

Selection Options