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1. Changes in weedy plant cover on cleared sagebrush land and their probable causes (id:CAT86200649)

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2. Control of field bindweed by cultural and chemical methods (id:CAT87201192)

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3. Control of southern celery mosaic in Florida by removing weeds that serve as souces of mosaic infection (id:CAT86200543)

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4. Cultural and mechanical weed control : January 1991-April 1994 (id:7016914)

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5. Ecological and physiological factors influencing chemical control of Halogeton glomeratus (id:CAT87201313)

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6. Economically important foreign weeds : potential problems in the United States (id:CAT77445891)

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7. Effects of weather on the biological control of alligatorweed in the Lower Mississippi Valley Region, 1973-83 (id:CAT92989413)

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8. Guidelines for weed control (id:CAT87208498)

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9. Herbicide manual for noncropland weeds (id:CAT87209025)

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10. IPM and biological control of weeds : January 1990-September 1992 (id:7057179)

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11. Identification of disseminules listed in the Federal Noxious Weed Act (id:CAT89912821)

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12. Interrelations of weed-control and pasture-management methods at Lincoln, Nebraska, 1949-69 (id:CAT74419225)

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13. Introduced parasites and predators of arthropod pests and weeds : a world review (id:CAT87208759)

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14. Investigations in weed control by zinc sulphate and other chemicals at the Savenac Forest Nursery (id:CAT86200150)

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15. Mulching methods for weed control in a certified organic production system (id:50181)

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16. Notes on western range forbs : Equisetaceae through Fumariaceae (id:CAT87208691)

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17. Probable evolution and morphological variation in South American Disonychine flea beetles (Coleoptera: Chrysomelidae) and their amaranthaceous hosts (id:CAT80727487)

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18. Protecting crops and the environment (id:CAT87210049)

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19. Relationships of natural enemies and non-prey foods (id:49079)

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20. Releasing conifers in the Lake States with chemicals (id:CAT87209124)