Pengaruh kekerasan penjarangan pada produksi getah Pinus merkusii pada petak-petak coba di Aek Na Uli, Sumatra Utara = View on Open Library

Pengaruh kekerasan penjarangan pada produksi getah Pinus merkusii pada petak-petak coba di Aek Na Uli, Sumatra Utara =

by Rochidajat.

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First published: 1978 1 language
Subjects
Forest thinning Forests and forestry Pinus merkusii Research Turpentining

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