Hakutulokset - "Tree"

Air pollution's toll on forests and crops /

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Forest dynamics : an ecological model / Tekijä Botkin, Daniel B.

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Tree improvement.

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Stoves and trees how much wood would a woodstove save if a woodstove could save wood? Tekijä Foley, Gerald, 1936-

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World without trees / Tekijä Lamb, Robert, 1949-

Aiheet: “…Trees.…”

Coppice / Tekijä Crowther, R. E.

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The forests of the British Solomon Islands Protectorate / Tekijä Walker, F. S.

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Trees and proximity representations / Tekijä Barthelemy, Jean-Pierre

Aiheet: “…Trees (Graph theory)…”

Plant nematodes of Papua New Guinea : their importance as pests : report of a plant nematode survey in Papua New Guinea, 18 October - 20 December, 1982 / Tekijä Bridge, John

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Forest pest control : the report /

Aiheet: “…Trees Diseases and pests.…”

Population genetics in forestry : proceedings of the meeting of the IUFRO Working Party "Ecological and Population Genetics" held in G ottingen, August 21-24, 1984 /

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Responses of forest ecosystems to environmental changes /

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Growth modelling for mixed tropical forests / Tekijä Alder, D. (Denis)

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Proceedings, symposium on Forest Pests and Diseases in South-east Asia, April 20-23, 1976, Bogor, Indonesia

Aiheet: “…Trees Diseases and pests Asia, Southeastern…”

The forests and forest conditions in the territories of Papua and New Guinea Tekijä Womersley, J. S.

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Virus diseases of trees and shrubs Tekijä Cooper, J. I.

Aiheet: “…Trees Diseases and pests…”

Nutrient disorders in plantation eucalypts / Tekijä Dell, B.

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Preliminary studies of vegatative propagation and prospects of clonal forestry in Papua New Guinea / Tekijä Siaguru, Philip

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Growth of Malayan forest trees as shown by sample plot records, 1915-1928 / Tekijä Edwards, J. P.

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Ecological considerations and safeguards in the modern use of tropical lowland forests as a source of pulpwood : example, the Madang area, PNG / Tekijä Webb, L. J.

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