Agriculture (General)
(S)

Q-Science

R-Medicine

S-Agriculture

T-Technology

U-Military

V-Naval

SELECT	S
Periodicals and Societies	1-19
Documents and Other Collections	21-400
Congresses	401
Agricultural Missions, Voyages, Etc.	403
Collected Works	405-407
Directories	409
Encyclopedias	411
Tables	413
Calendars (Yearbooks), Almanacs	414
Biography	415-417
History	419-471
Agriculture Departments	484-485
General Works	491-523
Schools, Study and Teaching	531-539
Research. Experimentation	539.5-542
Agricultural Extension Work	544-545
Historic Farms	548-548.6
Expositions, Fairs, Etc.	550-559
Farm Economics. Farm Management	560-572
Agricultural Chemistry. Agricultural Chemicals	583-587.5
Agricultural Physics	589-589.6
Agricultural Ecology (General)	589.7
Soils	590-599.9
Agricultural Meteorology, Crops and Climate	600-600.7
Methods and Systems of Culture. Cropping Systems	602.5-604.37
Reclamation & Irrigation of Farm Land w/Organic Farming	604.8-621.5
Soil Conservation	622-627
Fertilizers & Soil Improvement	631-667
Farm Machinery & Engineering	671-760.5
Conservation of Natural Respources	900-954
Land Conservation	950-954
CyberStacks(sm)	S