Author
Texas Agricultural Experiment Station
315 results
United States. Forest Service
171 results
United States. Agricultural Research Service
89 results
Texas Agricultural Extension Service
75 results
United States. Forest Service. Pacific Northwest Region
66 results
United States. Department of Agriculture
51 results
Pacific Northwest Research Station (Portland, Or.)
48 results
Southeastern Forest Experiment Station (Asheville, N.C.)
43 results
American Phytopathological Society
42 results
North Central Forest Experiment Station (Saint Paul, Minn.)
42 results
Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.)
42 results
International Crops Research Institute for the Semi-Arid Tropics
37 results
Daniels, Norris E.
34 results
Northeastern Forest Experiment Station (Radnor, Pa.)
34 results
Intermountain Research Station (Ogden, Utah)
31 results
Teetes, George L.
30 results
United States. State and Private Forestry. Northeastern Area
28 results
Food and Agriculture Organization of the United Nations
27 results
International Society for Horticultural Science. Commission on Plant Protection
27 results
United States. Forest Service. Alaska Region
26 results
C.A.B. International
25 results
United States. Science and Education Administration
25 results
SpringerLink (Online service)
24 results
Intermountain Forest and Range Experiment Station (Ogden, Utah)
23 results
Horne, C. Wendell
21 results
Johnson, Jerral D.
21 results
Pacific Southwest Forest and Range Experiment Station (Berkeley, Calif.)
21 results
Southern Forest Experiment Station (New Orleans, La.)
21 results
United States. Animal and Plant Health Inspection Service
21 results
Sterling, W. L. (Winfield Lincoln), 1935-
20 results
United States. Entomology Research Division
20 results
Adkisson, Perry L.
19 results
Holsten, Edward H.
19 results
Rocky Mountain Research Station (Fort Collins, Colo.)
19 results
Texas A & M University. Department of Entomology
18 results
Chedester, Louis D.
17 results
International Rice Research Institute
17 results
ProQuest (Firm)
17 results
United States. Forest Service. Southern Research Station
17 results
National Science Foundation (U.S.)
16 results
Schmid, J. M.
16 results
United States. Forest Service. Northern Region. State & Private Forestry. Forest Health Protection
16 results
Michels, G. J. (Gerald J.)
15 results
United States. Forest Health Technology Enterprise Team
15 results
Anderson, Robert L. (Robert Lee), 1944-
14 results
Knutson, Allen
14 results
Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
14 results
United States. Forest Service. Southwestern Region
14 results
Scharpf, Robert F., 1931-
13 results
Amman, Gene D.
12 results
more…