Results 11 to 20 of about 5,825 (157)

Carbon storage and DNA absorption in allophanic soils and paleosols [PDF]

, 2014
Andisols and andic paleosols dominated by the nanocrystalline mineral allophane sequester large amounts of carbon (C), attributable mainly to its chemical bonding with charged hydroxyl groups on the surface of allophane together with its physical ...
DJ Lowe, DT Strong, E Paget, ET Elliott, F Kizewski, F Ohashi, GJ Churchman, H Blanco-Canqui, I Basile-Doelsch, J Harsh, J Lehmann, J Lehmann, J Lehmann, J McCarthy, J Wan, K Saeki, K Saeki, L Bakker, M Calabi-Floody, M Kleber, MP Greaves, MWI Schmidt, NH Batjes, P Buurman, P Cai, P Cai, PA McDaniel, RA Dahlgren, RL Parfitt, RL Parfitt, SR Sutton, T Chevallier   +31 more
core   +2 more sources

A comparative Digital Soil Mapping (DSM) study using a non-supervised clustering analysis and an expert knowledge based model - A case study from Ahuachapán, El Salvador [PDF]

, 2020
DSM is the inference of spatial and temporal soil property variations using mathematical models based on quantitative relationships between environmental information and soil measurements.
Casares, Francisco, Keough, Adam, Martín-López, Javier M., Quintero, Marcela, Silva, Mayesse da, Valencia, Jefferson   +5 more
core   +3 more sources

Effect of humic acid on the growth and yield of two maize (Zea mays L.) cultivars on andisol

Ilmu Pertanian (Agricultural Science), 2020
One way to improve maize (Zea mays L.) production is through land extension using Andisol land. However, andisol soil has phosphate (P) fixation problem due to the high amorphous material. Hence, the use of organic material in the form of humic acid that
Tangguh Prakoso, Endang Sulistyaningsih, Benito Heru Purwanto   +2 more
doaj   +1 more source

PENGARUH APLIKASI KOMPOS AMPAS KOPI TERHADAP PERUBAHAN SIFAT KIMIA ANDISOL NGABAB, KABUPATEN MALANG

JTSL (Jurnal Tanah dan Sumberdaya Lahan), 2019
Application of spent coffee ground compost is expected to improve soil chemical properties of Andisol Ngabab which has low C-organic and N contents, very low P content, and moderate content of Na content.
Wenry Siahaan, Retno Suntari
doaj   +1 more source

Penentuan Jenis Mineral Liat Alofan Tanah Andisol Di Desa Dolat Rakyat Kecamatan Tiga Panah Kabupaten Karo [PDF]

, 2015
The aim of the research was to determinate type of Allophane minerals by means of Thermogram and to know type of Allophane minerals with Allophane–Organic Matter relations.
Lubis, A. (Alida), Marpaung, P. (Purba), Simamora, J. (Jupri)   +2 more
core   +2 more sources

Adsorben Berbasis Campuran Andisol/Zeolit/Karbon Aktif untuk Penjernihan Air Gambut

Alchemy
Andisol, karbon aktif, dan zeolit memiliki luas permukaan, porositas, dan kapasitas tukar ion yang efektif dalam menyerap kontaminan air. Penelitian ini bertujuan untuk mempelajari pembuatan adsorben berbasis andisol/zeolite/active carbon dilanjutkan dan
Devi Asriani, Pranoto Pranoto, Edi Pramono, Ozi Adi Saputra   +3 more
doaj   +1 more source

Aktivitas Siderofor Bacillus Subtilis sebagai Pemacu Pertumbuhan dan Pengendali Patogen Tanaman Terung [PDF]

, 2017
Siderophore activity of Bacillus subtilis as plant growth promoters and biological control agent of eggplants pathogens. The aims of this research were to identify the siderophores of B.
Djatmiko, H. A. (Heru), Lestari, P. (Puji), Prihatiningsih, N. (Nur)   +2 more
core   +1 more source

The Effects of Burning Intensity on the Soil C-Related Properties and Mineralogy of Two Contrasting Forest Soils from Chilean National Parks

Fire
Forest fires alter multiple soil properties, from those related to the carbon cycle to mineralogy; however, the responses of various soils to thermal impact remain unclear.
Karla Erazo, Clara Martí-Dalmau, David Badía-Villas, Silvia Quintana-Esteras, Blanca Bauluz, Carolina Merino   +5 more
doaj   +1 more source

Evaluation of heavy metal toxicity in two Colombian agricultural soils using

Temas Agrarios, 2017
This study aimed to determine the toxicity of Cu, Cd, Ni, Pb and Zn in two Colombian agricultural soils, Andisol and Vertisol, by bioassays with Lactuca Sativa and Vibrio fischeri.
Luis E. Cortés, Francisco J. Martin, Margarita M. Sarria   +2 more
doaj   +1 more source

Interacción Rhizobium leguminosarum bv trifolii y hongos micorrícicos en un Andisol con diferentes niveles de saturación de aluminio [PDF]

, 2012
Aluminium phytotoxicity is a serious limitation of the productivity of prairies growing on volcanic soil by affecting nodulation and effectiveness of Rhizobium. The aim of this study was to select Rhizobium strains to determine the effect as inoculant on
Borie B., Fernando, Castillo R., Claudia, Rubio H., Rosa, Urzua S., H.   +3 more
core   +1 more source