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PENGARUH PEMUPUKAN P TERHADAP PRODUKSI DAN SERAPAN P TANAMAN NILAM (Pogostemon cablin Benth.) Octivia Trisilawati; Muchamad Yusron
Buletin Penelitian Tanaman Rempah dan Obat Vol 19, No 1 (2008): BULETIN PENELITIAN TANAMAN REMPAH DAN OBAT
Publisher : Pusat Penelitian dan Pengembangan Perkebunan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21082/bullittro.v19n1.2008.%p

Abstract

Penelitian bertujuan untuk mengetahui kebutuhan hara P dari pupuk fosfat maupun hayati untuk produksi tanaman nilam (Pogos-temon cablin Benth.) pada tanah Podsolik Jasinga. Penelitian dilaksanakan di Instalasi Rumah Kaca Cimanggu selama 6 bulan (di dalam polybag berukuran 20 kg). Rancangan yang digunakan adalah acak kelompok, terdiri dari 2 faktor, diulang 3 kali. Faktor I adalah aplikasi fungi mikoriza arbuskula (FMA), yaitu tanpa FMA dan 500 spora FMA (Glomus sp.1, Glomus sp.2, Acaulospora sp)/tanaman. Faktor II adalah pupuk P/tanaman terdiri dari: a). kontrol, (b) 2 g P2O5, c). 4 g P2O5, d). 6 g P2O5, (e) 8 g P2O5. Sebagai pupuk dasar diberikan 1 kg pupuk kandang/tan., pada perlakuan pupuk P ditambahkan 7,5 g N + 16 g K2O/tan. Hasil penelitian menunjukkan bahwa aplikasi FMA nyata meningkatkan jumlah daun dan tinggi tanaman serta produksi nilam. Peningkatan bobot segar dan kering akar, batang, daun, bio-mas serta kadar minyak nilam sebesar 65,2 dan 73,8%; 109,5 dan 103,8%; 69,6 dan 73,4%; 88,5 dan 89,5% serta 0,6% dibandingkan tanpa FMA. Pemupukan 2-4 g P2O5/tan. Menghasil-kan produksi nilam dan total serapan hara P, N dan K yang lebih baik dibandingkan dosis pupuk P lainnya. Aplikasi FMA + 2 g P2O5/ tan.menghasilkan kadar minyak nilam tertinggi (3,38%). 
Respon Bibit Tanaman Panili (Vanili Planifora) Terhadap Mikoriza Octivia Trisilawati; Robber Zaubin
Buletin Penelitian Tanaman Rempah dan Obat Vol 13, No 1 (2002): Buletin Penelitian Tanaman Rempah dan Obat
Publisher : Pusat Penelitian dan Pengembangan Perkebunan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21082/bullittro.v13n1.2002.53-58

Abstract

PENGARUH CENDAWAN MIKORIZA ARBUSKULA TERHADAP PERTUMBUHAN BIBIT PANILI (Vanilla planifolia Andrews) Octivia Trisilawati; Cecep Firman
Buletin Penelitian Tanaman Rempah dan Obat Vol 15, No 1 (2004): BULETIN PENELITIAN TANAMAN REMPAH DAN OBAT
Publisher : Pusat Penelitian dan Pengembangan Perkebunan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21082/bullittro.v15n1.2004.%p

Abstract

The effect of micorrhiza abuscular on the growth of vanilla cuttings (Vanilla flanifoliaAndrews)Mycorrhiza inoculation at nursery represent an effort to gain better quality and growth of vanilla,s cutting. A research aiming at the effect of arbuscular mycorrhiza (AM) inoculation on the growth of vanilla,s cutting was conducted in the green house of the Sukamulya ExperimentalGarden-Sukabumi, Indonesian Spices and Medicinal Crops Research Institute, from April 2002 to August 2002. A complete randomized design was used, arranged factorially with 2 factors and 3 replications. The first factor was vanilla types, consisted of Gisting and Anggerek, and the second factor was AM inoculation, such as without AM, 500 spores ofAM-p/plant, and 500 spores of Mycofer/plant. AM-p was a mixture of Acaulospora spp. and Glomus sp., while Mycofer was a mixture of Glomus sp., Glomus etunicatum, Gigaspora margarita, and Acaulospora sp. The result indicated that there was no significant interaction between vanilla type and AM inoculation on the plant growth. AM inoculation significantly affected the plant height, number of leaves, stem diameter, leaf area index, and dry weight of biomass. The difference of vanilla type significantly affected the root dry weight and precentage of AM root infection, but the interaction 19between AM and vanilla type did not significantly affect the plant growth. AM-pinoculation increased the plant height, number of leaves, stem diameter, leaf area index, and dry weight of biomass equal to 31,62%, 16,94%, 6%, 25,45% and 47,05%, while Mycofer increased those parameter 49,64%, 32,01%, 6%, 32,41% and 54,85%, respectively. The Anggerek type showed better responses to the AM inoculation than the Gisting type. 
Pengaruh Pemupukan dan Inokulasi Mikoriza Terhadap Tumbuhan dan Produksi Jahe Besar (Zingiber officinale L) Octivia Trisilawati; Nur Maslahah
Buletin Penelitian Tanaman Rempah dan Obat Vol 11, No 2 (2000): Buletin Penelitian Tanaman Rempah dan Obat
Publisher : Pusat Penelitian dan Pengembangan Perkebunan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21082/bullittro.v11n2.2000.28-37

Abstract