Items where Author is "Yulnafatmawita, Yulnafatmawita"

Yulnafatmawita, Yulnafatmawita and Asmar, Asmar and Ramayani, Ari (2014) KAJIAN SIFAT FISIKA EMPAT TANAH UTAMA DI SUMATERA BARAT. Jurnal Solum, 6 (2). ISSN 1829-7994

Juniarti, Juniarti and Yulnafatmawita, Yulnafatmawita and Isminingsih, Sudewi (2014) Evaluasi Kesesuaian Lahan dan Potensi Produksi Tanaman Manggis di Kab. 50 Kota. J. Solum Vol. V No.1 Januari 2007: 14 -22 . ISSN 1829-7994

Juniarti, Juniarti and Yulnafatmawita, Yulnafatmawita and Isminingsih, Sudewi (2014) EVALUASI KESESUAIAN LAHAN DAN POTENSI PRODUKSI TANAMAN MANGGIS (Garcinia mangostana L.) DI KAB.50 KOTA PAYAKUMBUH. Working Paper. Fakultas Pertanian. (Unpublished)

Juniarti, Juniarti and Yulnafatmawita, Yulnafatmawita and Isminingsih, Sudewi (2014) EVALUASI POTENSI PRODUKSI TANAMAN MANGGIS (Garcinia mangostana L.) DI KAB.50 KOTA. Project Report. Lembaga Penelitian Unand. (Unpublished)

Yulnafatmawita, Yulnafatmawita (2010) EFFECTS OF LAND USE CHANGE ON SOIL ORGANIC MATTER STATUS OF BULK AND FRACTIONATED SOIL AGGREGATES (Pengaruh perubahan penggunaan lahan terhadap status bahan organik aggregat tanah alami dan aggregat yang difraksionasi). Jurnal Stigma, XII (4). ISSN 0853-3776

Yulnafatmawita, Yulnafatmawita (2010) CARBON DIOXIDE (CO2) EMISSION FOLLOWING CULTIVATION OF TWO CONTRASTING SOILS UNDER NATURAL CONDITION. Jurnal Stigma, 12 (2). ISSN 0853-3776

Yulnafatmawita, Yulnafatmawita (2010) HUBUNGAN ANTARA STATUS C-ORGANIK DAN STABILITAS AGGREGAT TANAH LIMAU MANIS PADANG AKIBAT PERUBAHAN PENGGUNAAN LAHAN. Project Report. Lembaga Penelitian Universitas Andalas. (Unpublished)

Yulnafatmawita, Yulnafatmawita and Gusnidar, Gusnidar and Herviyanti, Herviyanti and Ruhaimah, Ruhaimah and Novirza, Rizka (2010) PEMANFAATAN GAMAL (Gliricidia sepium) SEBAGAI AMELIORAN TANAH DAN PUPUK ALTERNATIF BAGI PERTANAMAN CABE (Capsicum annum). Project Report. Lembaga Pengabdian Masyarakat Universitas Andalas. (Unpublished)

Herviyanti, Herviyanti and Yulnafatmawita, Yulnafatmawita and Gusnidar, Gusnidar (2009) PENGOMPOSAN SAMPAH KOTA DENGAN MENGGUNAKAN BEBERAPA AKTIVATOR UNTUK MENGHASILKAN PUPUK ORGANIK DI TPA KURANJI KOTA PADANG. Warta Pengabdian Andalas, 15 (23).

Yulnafatmawita, Yulnafatmawita and Asmar , Asmar and Haryanti, Mimin and Betrianingrum, Suci (2009) KLASSIFIKASI BAHAN ORGANIK TANAH BUKIT PINANG-PINANG KAWASAN HUTAN HUJAN TROPIK GUNUNG GADUT PADANG. Jurnal Solum, VI (2). ISSN 1829-7994

Yulnafatmawita, Yulnafatmawita and Asmar, Asmar and Enrella, Ricci (2009) PENGUKURAN INFILTRASI TANAH BUKIT PINANG-PINANG KAWASAN HUTAN HUJAN TROPIK GUNUNG GADUT PADANG DI LABORATORIUM. Jurnal Solum, VI (2). ISSN 1829-7994

Hermansah, Hermansah and Yulnafatmawita, Yulnafatmawita and Rasyidin , Azwar and Sendy , Nofrita (2009) Karakteristik dan Cadangan Hara Tanah Pada Berbagai Tipe Penggunaan Lahan di Hutan Hujan Tropis Super Basah Padang, Sumatra Barat. Project Report. Pascasarjana Unand. (Unpublished)

Hermansah, Hermansah and Yulnafatmawita, Yulnafatmawita and Rasyidin, Azwar (2009) Ringkasan - SIKLUS UNSUR HARA DAN POTENSI NUTRIENT FLUXES DALAM HUBUNGANNYA DENGAN TIPE PENGGUNAAN LAHAN DI KAWASAN HUTAN HUJAN TROPIK SUPER BASAH PADANG SUMATRA BARAT. Working Paper. LP UNAND. (Unpublished)

Yulnafatmawita, Yulnafatmawita and Saidi, Amrizal and Gusnidar, Gusnidar (2009) UPAYA PERBAIKAN STABILITAS AGGREGAT TANAH MELALUI PENINGKATAN KARBON ORGANIK PADA LAHAN MARGINAL DI DAERAH TROPIS SUPER BASAH SUMATRA BARAT. Working Paper. Fakultas Pertanian. (Unpublished)

Yulnafatmawita, Yulnafatmawita and Saidi, Amrizal and Gusnidar, Gusnidar (2009) ringkasan - UPAYA PERBAIKAN STABILITAS AGGREGAT TANAH MELALUI PENINGKATAN KARBON ORGANIK PADA LAHAN MARGINAL DI DAERAH TROPIS SUPER BASAH SUMATRA BARAT. Working Paper. LP UNAND. (Unpublished)

Yulnafatmawita, Yulnafatmawita and Saidi, Amrizal and Gusnidar, Gusnidar (2008) Ringkasan - UPAYA PERBAIKAN STABILITAS AGGREGAT TANAH MELALUI PENINGKATAN KARBON ORGANIK PADA LAHAN MARGINAL DI DAERAH TROPIS SUPER BASAH SUMATRA BARAT. Working Paper. LP UNAND. (Unpublished)

Yulnafatmawita, Yulnafatmawita and Saidi , Amrizal and Hermansah, Hermansah (2007) DINAMIKA KARBON ORGANIK TANAH AKIBAT ALIH FUNGSI LAHAN PADA DAERAH HUTAN HUJAN TROPIS SUPER BASAH PINANG-PINANG BUKIT GADUT PADANG. Working Paper. Fakultas Pertanian. (Unpublished)

Yulnafatmawita, Yulnafatmawita (2014) HUBUNGAN ANTARA STATUS C-ORGANIK DAN STABILITAS AGGREGAT TANAH ULTISOLS LIMAU MANIS PADANG AKIBAT PERUBAHAN PENGGUNAAN LAHAN. Journal . (Unpublished)

Yulnafatmawita, Yulnafatmawita and Hermansah, Hermansah (2014) LAJU DEKOMPOSISI BAHAN ORGANIK BERBASIS TOPOSEKUEN PADA DAERAH TROPIS BASAH SUMBAR. Project Report. -. (Unpublished)

Yulnafatmawita, Yulnafatmawita and Adrinal, Adrinal (2014) PHYSICAL CHARACTERISTICS OF ULTISOLS AND THE IMPACT ON SOIL LOSS DURING SOYBEAN (Glycine max Merr) CULTIVATION IN A WET TROPICAL AREA. AGRIVITA, Journal of Agricultural Science, 36 (1). pp. 57-64. ISSN ISSN : 0126-0537

Yulnafatmawita, Yulnafatmawita and Adrinal, Adrinal and Anggriani, Febrian (2013) Fresh Organic MatterApplication to Improve Aggregate Stability of Ultisols underWet Tropical Region. J. Tropical Soils, 18 (1). pp. 33-44. ISSN ISSN 0852-257X

Yulnafatmawita, Yulnafatmawita and Asmar , Asmar and Gusnidar, Gusnidar and Amrizal, Saidi (2014) Peranan Bahan Organik Segar Dalam Memperbaiki Sifat Fisika Ultisol Yang Ditanami Jagung Pada Tiga Kelas Lereng: Efek Sisa Pada Musim Tanam Ke II. In: FORUM KOMUNIKASI PERGURUAN TINGGI PERTANIAN SE INDONESIA (FKPTPI), 8-10 SEPTEMBER 2014, PADANG. (In Press)

Yulnafatmawita, Yulnafatmawita and Asmar, Asmar and Rendi, Arnev (2014) Improving Aggregate Stability of Ultisols Using Humic Material Derived from Peat Water. In: International Congress on Natural Sciences and Engineering, 7-9 May 2014, Kyoto, Jepang.

Hermansah, Hermansah and Sendi, Nofrita and Yulnafatmawita, Yulnafatmawita and Masunaga, Tsugiyuki and Wakatsuki, Toshiyuki (2010) Characteristics and Stocks of Soil Nutrient under Various Land Use Types in a Super Wet Tropical Rain Forest Padang, West Sumatra. Jurnal Tanah Tropika, 15 (1). pp. 55-62. ISSN ISSN 0852-257X

Gusnidar, Gusnidar and Yasin, Syafrimen and Burbey, Burbey and Yulnafatmawita, Yulnafatmawita and Saleh, Sulaiman and Andhika, Rantau (2012) Application of Rice Straw and Tithonia for Increasing Fertilizer Use Efficiency on Paddy Soil. Jurnal Tanah Tropika, 17 (2). pp. 151-156. ISSN 0852-257X

Yulnafatmawita, Yulnafatmawita and Saidi, Amrizal and Gusnidar, Gusnidar and Adrinal, Adrinal and Suyoko, Suyoko (2010) PERANAN BAHAN HIJAUAN TANAMAN DALAM PENINGKATAN BAHAN ORGANIK DAN STABILITAS AGGREGAT TANAH ULTISOL LIMAU MANIS YANG DITANAMI JAGUNG (Zea mays L.). J. Solum , VII (1). pp. 37-48. ISSN 1829-7994

Yulnafatmawita, Yulnafatmawita and Saidi, Amrizal and Rahman, Aulia (2010) ANALISIS KANDUNGAN SEDIMEN DAN HARA TERANGKUT PADA DAS SUMPUR KABUPATEN TANAH DATAR. J. Solum , VII (2). pp. 110-117. ISSN 1829-7994

Yulnafatmawita, Yulnafatmawita and Adrinal, Adrinal and Hakim, Arief Fauzan (2011) PENCUCIAN BAHAN ORGANIK TANAH PADA TIGA PENGGUNAAN LAHAN DI DAERAH HUTAN HUJAN TROPIS SUPER BASAH PINANG-PINANG GUNUNG GADUT PADANG. J. Solum , VIII (1). pp. 35-42. ISSN 1829-7994

Gusnidar, Gusnidar and Yulnafatmawita, Yulnafatmawita and Nofianti, Rosa (2011) PENGARUH KOMPOS ASAL KULIT JENGKOL (Phitecolobium jiringa (Jack) Prain ex King) TERHADAP CIRI KIMIA TANAH SAWAH DAN PRODUKSI TANAMAN PADI. J. Solum , VIII (2). pp. 17-27. ISSN 1829-7994

Yulnafatmawita, Yulnafatmawita and Asmar , Asmar and Purnamasari, Vitria (2012) ROLE OF Gliricidia sepium IN IMPROVING AGGREGATE STABILITY OF ULTISOL LIMAU MANIS PADANG: A LABORATORY STUDY. J. Solum , IX (1). pp. 44-49. ISSN 1829-7994

Yulnafatmawita, Yulnafatmawita and Naldo, Rice Agmi and Rasyidin, Azwar (2012) ANALISIS SIFAT FISIKA ULTISOL TIGA TAHUN SETELAH PEMBERIAN BAHAN ORGANIK SEGAR DI DAERAH TROPIS BASAH SUMBAR. J. Solum , IX (2). pp. 91-97. ISSN 1829-7994

Hakim , Nurhajati and Alfina, Rina and Agustian, Agustian and Yulnafatmawita, Yulnafatmawita (2013) Use of Bio-agents for Tithonia Cultivation as Hedgerow in Ultisols. In: The East and Southeast Asia Federation of Soil Science Societies, 21-24October 2013, Bogor, Indonesia.

Yulnafatmawita, Yulnafatmawita and Farma, Arif and Hermansah, Hermansah (2013) Karakteristik Fisika Tanah Berliat Pada Sequence Topografi di Daerah Tropis Basah Bukit Sarasah Sumbar. In: Seminar dan Rapat Tahunan Dekan Fakultas Pertanian BKS-PTN Wilayah Barat , 19-20 Maret 2013, Universitas Tanjung Pura, Pontianak.

Yulnafatmawita, Yulnafatmawita and Gusnidar, Gusnidar and Saidi, Amrizal (2012) Role of Fresh Organic Matter on Aggregate Stability Improvement of Ultisols and Chili (Capsicum annum) Production Under Wet Tropical Rainforest. In: The 8th International Symposium on Plant-Soil Interactions at Low pH, 18-22 Oktober 2012, Bengaluru - India.

Yulnafatmawita, Yulnafatmawita and Gusnidar, Gusnidar and Saidi, Amrizal (2010) Role of organic matter in situ for aggregate stability im-provement of Ultisol in West Sumatra and chilli (Capsicum annum) prodution. In: International Seminar on Food & Agricultural Sciences, 17 February 2010, Bukittinggi, SUMBAR.

Yulnafatmawita, Yulnafatmawita and Nasution, S.F. and Adrinal, Adrinal (2013) EROSION DYNAMICS AND NUTRIENT LOSS AT THREE PHASES OF CORN GROWTH UNDER WET TROPICAL REGION, WEST SUMATRA INDONESIA. In: The East and Southeast Asia Federation of Soil Science Societies, 21-24October 2013, Bogor, Indonesia.

Yulnafatmawita, Yulnafatmawita and Lidia, Lidia and Saidi, Amrizal (2011) VARIASI SIFAT FISIKA ULTISOLS PADA BEBERAPA DAERAH DI SUMATERA BARAT. In: Seminar Nasional "Pengembangan Pertanian Terpadu Berbasis Organik Menuju Pembangunan Pertanian Berkelanjutan", 11 Juli 2011, Padang.

Hermansah, Hermansah and Mayerni, Reni and Aprisal, Aprisal and Yulnafatmawita, Yulnafatmawita and Irwan, Irwan and Wakatsuki, Toshiyuki (2013) Kajian siklus hara dan status kesuburan tanah dengan pemberian biochar pada perkebunan karet rakyat di Sumatera Barat. In: Seminar dan Rapat Tahunan Dekan BKS-PTN Barat, 19-20 Maret 2013, Pontianak.

Yulnafatmawita, Yulnafatmawita and Hermansah, Hermansah and Saidi, Amrizal (2011) Impact of Land Use Change on organic Matter Content and physical properties of soil in Bukik Pinang-Pinang under Tropical Rainforest, Mount Gadut West Sumatra. In: Semirata BKS-PTN Barat, 23-25 May 2011, Palembang.

Yulnafatmawita, Yulnafatmawita and Saidi, Amrizal and Gusnidar, Gusnidar (2014) UPAYA PERBAIKAN STABILITAS AGGREGAT TANAH MELALUI PENINGKATAN KARBON ORGANIK PADA LAHAN MARGINAL DI DAERAH TROPIS SUPER BASAH SUMATRA BARAT. Project Report. -. (Unpublished)

Hermansah, Hermansah and Yulnafatmawita, Yulnafatmawita and Masunaga, Tsugiyuki (2014) KAJIAN AKUMULASI HARA DAN DEKOMPOSISI BIOMAS DALAM HUBUNGANNYA DENGAN KEANEKARAGAMAN SPECIES TUMBUHAN DI HUTAN HUJAN TROPIS SUPER BASAH SUMATRA BARAT. Project Report. -. (Unpublished)