25 September 2008

Potency of Roppabinu (Castanopsis tungurrut A.DC.) for Multipurpose-tree

By :
Rusli MS Harahap, Darmawan Edy, dan/and Aswandi

Abstract
Roppabinu (Castanopsis tungurrut A.DC) is belong to Fagaceae, one of multiple purpose of tree species that promising for plantation on private or protection forest because of its good wood quality and producing edible nut. The chemical nut composition were 45.85% of starch, 52,71% of carbohydrate, 3.11% of protein, and 1.17 % of fat. The seeds were very low germination percentage, and eating by wild fig, it would be extinct species if not be preserved. Vegetative propagation for plantation establishment should be carried out.

Keywords: Castanopsis tungurrut, private forest, roppabinu

Potensi Roppabinu (Castanopsis tungurrut A.DC) Untuk Pohon Serbaguna

Abstrak
Roppabinu (Catanopsis tungurrut A.DC.) termasuk jenis Fagaceae, pohon yang tepat untuk ditanam di hutan rakyat atau di hutan lindung karena selain pohonnya cocok untuk kayu pertukangan juga menghasilkan buah yang dapat dimakan. Komposisi kimia buahnya terdiri dari 45,85% pati, 52,71 % karbohidrat, 3,11 % protein, dan 1,17 % lemak. Biji sangat lambat berkecambah dan disukai babi hutan sehingga akan mengalami kepunahan kalau tidak dilestarikan. Teknologi perbenihan terutama pengembangbiakan secara vegetatif perlu diupayakan.

Kata kunci: Castanopsis tungurrut, hutan rakyat, kayu pertukangan

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