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Contact Name
Wening Sri Wulandari
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jurnal.phh@gmail.com
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+628129427717
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jurnal.phh@gmail.com
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Jl. Gunung Batu 5, Bogor 16610, Indonesia. Tlp. : +62-251-8633378 Fax. : +62-251-8633413
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INDONESIA
Jurnal Penelitian Hasil Hutan
ISSN : 02164329     EISSN : 24428957     DOI : 10.20886/jphh
Jurnal Penelitian Hasil Hutan adalah jurnal ilmiah nasional yang mempublikasikan tulisan yang telah dicermati oleh Dewan Redaksi dan Mitra Bestari di bidang hasil hutan. Tulisan dalam Jurnal Penelitian Hasil Hutan mencerminkan inovasi dan hasil penelitian dasar dan terapan yang berkualitas di bidang hasil hutan. Topik tulisan penelitian hasil hutan meliputi: 1. Anatomi bahan berlignoselulosa 2. Sifat fisik dan mekanik bahan berlignoselulosa 3. Teknologi serat bahan berlignoselulosa 4. Papan komposit bahan berlignoselulosa 5. Biodeteriorasi dan pengawetan bahan berlignoselulosa 6. Teknologi pengeringan hasil hutan 7. Penggergajian dan pemesinan kayu 8. Pengolahan hasil hutan kayu dan bukan kayu 9. Pengolahan kimia dan energi hasil hutan 10. Ilmu kayu dan teknologi hasil hutan Keteknikan hutan 12. Pemanenan hasil hutan kayu dan bukan kayu
Articles 5 Documents
Search results for , issue "Vol 1, No 4 (1984): Jurnal Penelitian Hasil Hutan" : 5 Documents clear
PENGARUH TINGKAT IRADIASI TERHADAP SIFAT FISIS DAN MEKANIS KAYU KARET YANG DIIMPREGNASI DENGAN POLIESTER STIREN Bakir Ginoga; B Sipayung S; Karnasudirdja Karnasudirdja; Suyitno Suyitno
Jurnal Penelitian Hasil Hutan Vol 1, No 4 (1984): Jurnal Penelitian Hasil Hutan
Publisher : Pusat Penelitian dan Pengembangan Hasil Hutan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20886/jphh.1984.1.4.1-7

Abstract

 The  effect of irradiation level i.e.  two megarad (20 KGy), four  megarad (40 KGy) and six megarad (60  KGy) pre impregnated with polyester styrene was investigated on  rubber wood  (Hevea brasiliensis Muell.  Arg.). The samples were obtained from  locally cultivated rubber trees at  Jasinga subdistrict, Bogor, West Java. The treated wood properties tested include airdry density, hardness, compression parallel to the grain, compression perpendicular to the grain and impact bending strength, using the method described in ASTM D 143-52 (Anom., 1976).  The swelling and shrinkage test specimen was 5.0 cm x 5.0 cm x 1.5 cm block and of 5.0 cm x 5.0 cm x 3.5 cm for water absorption determination.The test results revealed that irradiation treatment were highly significantly increase density, hardness, compression parallel to the grain and compression perpendicular to the grain, but  decrease swelling, shrinkage and  water absorption. Meanwhile, shrinkage and swelling on radial direction, and impact bending strength showed non-significant difference (P  ≥ 0.05).It is also concluded that irradiation of two megarad (20 KGy) increase the density, hardness, compression parallel to the grainand compression perpendicular to the grain by one and half  fold compared to untreated specimens. On the other hand, water absorption, swelling and shrinkage for tangential direction decrease to about the same magnitude when treated with the same level of irradiation compared to untreated ones.Impact bending strength showed non-significant difference for all treatment levels.
PENGARUH KONDISI PENGGORENGAN TERHADAP KUALITAS ROTAN MANAU (CALAMUS MANAN MIQ.) Osly Rachman
Jurnal Penelitian Hasil Hutan Vol 1, No 4 (1984): Jurnal Penelitian Hasil Hutan
Publisher : Pusat Penelitian dan Pengembangan Hasil Hutan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20886/jphh.1984.1.4.14-19

Abstract

The  effect  of  cooking  condition  on  the  quality  of rattan  is presented in  this article.  Round     fresh   manau   rattan  samples, each  of 100 cm in length and 3 cm in diameter were 80 stems  in all.The samples  were devided  into  4 groups before cooking. Each  group was cooked  with four different oil mixtures and four levels of cooking time.The results  reveal  that  the composition  of cooking  oils has a significant   effect  on  the  cane  color and  compressive strength  parallel to grain. but has no effect  on shear strength  of the rattan.The  mixtures  containing  coconut oil tends to reduce the  rate  of rattan  skin  color change  during  cooking.  Also,  such composition produced  better rattan skin  color in comparison with those treated with others.
PRODUKTIVITAS ANGKUTAN LORI DORONG DI HUTAN JATI Sianturi, Apul
Jurnal Penelitian Hasil Hutan Vol 1, No 4 (1984): Jurnal Penelitian Hasil Hutan
Publisher : Pusat Penelitian dan Pengembangan Hasil Hutan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20886/jphh.1984.1.4.20-23

Abstract

 A study on the productivity of lorry transportation in the teak forest was carried out in 1982, at  three forest  Districts. Time study have been conducted for this purpose.The Study shows that:Log loading productivity of a 6-men crew are 2.2, 1.7, and 1 m3 per hour in the Bojonegoro Mantingan, and Blora Forest Districts respectively with an average of 1.6 m3 per hour.Loading capacity of one lorry varies from 2. 6 to 4.7 m3 of logs with an average of  3.6 m3.Lorry speed varies from 5.7 to 8.6 km per hour, with an average of 6.9 km per hour.Unloading productivity varies from 5.6 to12.9 m3 per hour, with an average of 7.5 m3 per hour.Hauling cost varies from Rp. 86 to Rp. 92 per m3km, with an average of Rp. 88 per m3 km. 
SIFAT PAPAN WOL KAYU DARI 20 JENIS KAYU KALIMANTAN TIMUR Rozak Memed; Paribotro Sutigno; M Isa Iskandar
Jurnal Penelitian Hasil Hutan Vol 1, No 4 (1984): Jurnal Penelitian Hasil Hutan
Publisher : Pusat Penelitian dan Pengembangan Hasil Hutan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20886/jphh.1984.1.4.8-13

Abstract

The results of  laboratory test on the properties of  wood-wool boards manufactured from  20  individual wood species obtained from East Kalimantan province are reported in this paper.  The tests comprised board density, moisture content thickness reduction due to compression and bending strength.The results reveal an average yield of wood-wool of 419 kg per cubic meter of log input, and CaCl2 mineralizing fluid produced better quality boards compared with those using Ca (OH)2. 
SIFAT PAPAN SEMEN SABUT KELAPA Rozak Memed; Paribotro Sutigno; I M Sulastiningsih
Jurnal Penelitian Hasil Hutan Vol 1, No 4 (1984): Jurnal Penelitian Hasil Hutan
Publisher : Pusat Penelitian dan Pengembangan Hasil Hutan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20886/jphh.1984.1.4.24-26

Abstract

The report  deals  with  laboratory  tests  on  the properties   of cement board  made  from   coconut husk bonded  with  Portland  cement. The test  includes  board  density,   moisture   content.   thickness reduction due to  and bending strength.The  result reveals that the physical   and  mechanical  properties   of  cement  board  made   with  Ca(OH)2 and K2SO4) Al2 (S04)3 mineralizing fluid produces  better  quality  board  compared with that using CaCl2. The physical  and mechanical  properties   of cement boards  with  Ca(OH)2 and  (K2SO4) Al2  (S04)3   conform   to  the  DIN 1101 standard. The bending  strength  of cement  board  made with CaCl2 does not conform  to the DIN 1101 standard. 

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