Biodiversity Heritage Library
Cultures de remplacement pour les Prairies /
By: Kiehn, Ferdinand A. - Canada.
Publication info: Agriculture Canada,c1992.
Contributed by: Agriculture and Agri-Food Canada (archive.org)
Subjects: Alternative agriculture Aspect économique Canada Crops Cultures de plein champ Prairie Provinces Variétés
Response of barley, field pea, canola and tree seedlings to ethylene exposure : Alberta's ethylene/crop research project : report III /
By: Archambault, Daniel J. - Li, Xiaomei. - Alberta Research Council.
Publication info: Vegreville, Alta. :Alberta Research Council,2001.
Contributed by: University of Alberta Libraries (archive.org)
Subjects: Air Alberta Crops Effect of air pollution on Effect of ethylene on Environmental aspects Ethylene Plants Pollution
Review of the U.S. Department of Agriculture's crop disaster assistance and 1993 crop quality issues : hearing before the Subcommittee on General Farm Commodities of the Committee on Agriculture, House of Representatives, One Hundred Third Congress, first session, September 28, 1993.
By: United States.
Publication info: Washington :For sale by the U.S. G.P.O., Supt. of Docs., Congressional Sales Office,1994.
Contributed by: Boston Public Library (archive.org)
Subjects: Crop losses Crops Dept. of Agriculture Disaster relief Government policy Management Plants, Protection of Quality Research United States
Root-maggots and how to control them /
By: Chittenden, F. H. - United States.
Edition: 2d ed.
Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Bureau of Entomology,1906.
Contributed by: U.S. Department of Agriculture, National Agricultural Library
Subjects: Agricultural pests Control Crops Diseases and pests Maggots Roots (Botany)
San Francisco County agricultural crop report.
By: San Francisco (Calif.).
Publication info: San Francisco :City and County of San Francisco, Dept. of Agriculture and Weights and Measures.
Contributed by: San Francisco Public Library (archive.org)
Subjects: Agricultural pests California Crops Periodicals San Francisco Statistics
Co-evolution of domesticated crops and associated weeds
By: Guglielmini,Antonio C - Ghersa,Claudio M - Satorre,Emilio H
In: Ecología austral
Subjects: Crops Demographical processes Evolutionary mechanisms Weeds
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