958 resultados para Aquatic pests
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Leaves variously numbered.
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At head of title: Queensland. Department of agriculture and stock. Division of entomology and plant pathology.
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"Revised for publication October 4, 1930".
The role of aquatic vascular plants in the eutrophication of selected lakes in western Massachusetts
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"A project supported under Section 100, Water resources research act of 1964 (p. L. 88-379."
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Project 18050 DYC.
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Bibliography: p. 310-315.
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Mode of access: Internet.
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Mode of access: Internet.
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"Originally appeared as a series of articles in Knowledge."
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Vols. for 1877-1895 called also 1st-19th report.
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Mode of access: Internet.
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Mode of access: Internet.
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Made up of 84 numbered leaflets, with appendixes and indexes.
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p. 189-196, advertising matter.
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Mode of access: Internet.