Search Results - Nickel, JL

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    Low-input, environmentally sensitive technologies for agriculture by Nickel, JL

    Published 1987
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    Conference Paper
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    Management of an agricultural research institution by Nickel, JL

    Published 1988
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    Conference Paper
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    Agricultural research management by Nickel, JL

    Published 1983
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    Conference Paper
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    Pest situation in changing agricultural systems: a review by Nickel, J.L.

    Published 1973
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    Journal Article

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