Browsing IPB e-Journal by Author "Istomo"
Now showing items 1-8 of 8
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Efektivitas Jarak Pagar (Jathropa curcas Linn) Sebagai Sekat Bakar Ditinjau Dari Kondisi Tajuk
Syaufina, Lailan | Wijayanto, Nurheni | Istomo | Sunarti, Yuli (2011)It is assumed that Jarak pagar (Jatropha curcas Linn) has potency for fuel break in forest fire control. However, it needs to be evaluated in effectiveness of the function. One of the requirement as fuel break is crown ... -
Evaluasi Pertumbuhan Tanaman Meranti (Shorea spp.) di Haurbentes BKPH Jasinagn KPH Bogor Perum Perhutani Unit III Jawa Barat
Istomo | Wibowo, Cahyo | Hidayati, Nurul (1999)Planting trials of Shorea spp. have been conducted outside their natural distributional range. Initially it was planted in Haurbentes Experimental Garden (1940) at Jasinga, West Java. This research is intended to get ... -
Kajian Faktor Lingkungan Fisik Pinus merkusii Jungh et de Vries Ras Kerinci di Resort KSDA Bukit Tapan, Kawasan Taman Nasional Kerinci Seblat, Jambi
Istomo | Kusmana, Cecep | Roswandi, Syafda (2000)Species of Pinus merkusii Jungh et de Vries of Kerinci is a unique variety, because this species grows naturally in southern Kerinci Mountain. Objectives of this research were to identify growth distribution of P. merkusii ... -
Kandungan Fosfor dan Kalsium pada Tanah dan Biomassa Hutan Rawa Gambut (Studi Kasus di Wilayah HPH PT. Diamond Raya Timber, Bagan Siapi-api, Provinsi Riau)
Istomo (2006)Research on the biomassa, distribution and content of P and Ca nutrients in the soil and biomass was conducted in a primary forest with peat thickness ranging between 2.5 to 6.5 m in the forest concession area (HPH) of PT. ... -
Keragaman Struktur Tegakan Hutan Alam Sekunder
Muhdin | Suhendang, Endang | Wahjono, Djoko | Purnomo, Herry | Istomo | Simangunsong, Bintang C.H. (2008)Differences in logging intensity, forest fires and forest encroachment have caused the variability of natural forest conditions, including its horizontal and vertical stand structures. Information on stand structure ... -
Pengaruh Agroforestri Jarak Pagar (Jatropha curcas Linn.) Terhadap Produktivitas Lahan dan Kualitas Lingkungan di Areal Perum Perhutani KPH Bogor
Istomo | Wasis, Basuki | Prihatiningtyas, Eva (2011)Agroforestry is one of society based forest management which have had important role to maintain and recover land productivity since years ago. Ecological consideration was needed for such agroforestry which involve the ... -
Potensi Jarak Pagar (Jathropa curcas Linn) Sebagai Sekat Bakar Ditinjau Dari Kecepatan Dekomposisi
Syaufina, Lailan | Wijayanto, Nurheni | Istomo | Nafia, Khairia (2011)Previous study found thar Jarak pagar has potency for fuel break in forest fire control. There are some requirements for vegetation to be fuel break. One of the requirement as fuel break is decomposition race in which the ... -
Studi Potensi dan Penyebaran Tengkawang (Shorea spp.) di Areal IUPHHK-HA PT. Intracawood Manufacturing Tarakan, Kalimantan Timur
Istomo | Hidayati, Tatik (2010)Tengkawang (Shorea spp.) was one of a growing forest trees in tropical rainforests are known as producer of fruits (illipe nut) and oil tengkawang (borneotallow). Existence tengkawang in diminishing natural habitat caused ...