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  1. 1
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    Corn earworm /

    Published 1951
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  2. 2
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    Corn earworm /

    Published 1950
    Government Document Book

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  3. 3
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    Report on the boll worm of cotton (Heliothis armiger Hübn.) / by Mally, Frederick W. (Frederick William), 1868-1939

    Published 1893
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  4. 4
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    The bollworm or corn ear worm as a cotton pest / by Bishopp, F. C. (Fred Corry), 1884-1970

    Published 1929
    Government Document Book

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  5. 5
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    The corn earworm as an enemy of field corn in the Eastern states / by Phillips, W. J. (William Jeter), 1879-1972

    Published 1931
    Government Document Book

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  6. 6
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    Computer program for predicting the reduction of pink bollworm populations by chemically terminating late-season bolls in cotton. by Kimball, B. A.

    Published 1977
    Government Document Book

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  7. 7
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    The bollworm or corn earworm / by Bishopp, F. C. (Fred Corry), 1884-1970

    Published 1917
    Government Document Book

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  8. 8
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    Report of the United States Entomological Commission.

    Published 1878
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    Report of the United States Entomological Commission -- Biodiversity Heritage Library
    Government Document Serial

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  9. 9
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    Old world bollworm (Helicoverpa armigera).

    Published 2018
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  10. 10
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    Corn earworm rearing mechanization / by Sparks, Alton N.

    Published 1976
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  11. 11
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    Organic insect management in sweet corn : scouting, thresholds and management methods for key caterpillar pests / by Hazzard, Ruth, Westgate, Pam

    Published 2005
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  12. 12
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    Bioassay of Bacillus thuringiensis (Berliner) endotoxin using the tobacco budworm / by Dulmage, Howard T.

    Published 1976
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  13. 13
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    The tomato fruitworm : how to control it /

    Published 1979
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  14. 14
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    Old world bollworm survey in progress.

    Published 2015
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  15. 15
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    Experiments in controlling corn ear pests in Puerto Rico / by Bailey, Wallace K.

    Published 1940
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  16. 16
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    Gusano cogollero (Helicoverpa armigera).

    Published 2018
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  17. 17
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    The boll worm of cotton : a report of progress in a supplementary investigation of this insect / by Mally, Frederick W. (Frederick William), 1868-1939

    Published 1891
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  18. 18
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    A parital revision of the genus Eucelatoria (Diptera, Tachinidae), including important parasites of Heliothis / by Sabrosky, Curtis W. (Curtis Williams), 1910-1997

    Published 1981
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  19. 19
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    Old world bollworm.

    Published 2015
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  20. 20
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    The corn earworm as an enemy of field corn in the eastern states / by Blanchard, R. A.

    Published 1953
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